001package gudusoft.gsqlparser.nodes;
002
003import gudusoft.gsqlparser.*;
004import gudusoft.gsqlparser.nodes.hive.THiveGrantRoleSqlNode;
005import gudusoft.gsqlparser.nodes.hive.THiveGrantSqlNode;
006import gudusoft.gsqlparser.nodes.mssql.TMssqlStmtStubSqlNode;
007import gudusoft.gsqlparser.stmt.*;
008import gudusoft.gsqlparser.stmt.hive.*;
009import gudusoft.gsqlparser.stmt.mysql.*;
010import gudusoft.gsqlparser.stmt.db2.*;
011import gudusoft.gsqlparser.stmt.oracle.*;
012import gudusoft.gsqlparser.stmt.mssql.*;
013import gudusoft.gsqlparser.stmt.postgresql.TMoveStmt;
014import gudusoft.gsqlparser.stmt.postgresql.TPerformanceStmt;
015import gudusoft.gsqlparser.stmt.snowflake.*;
016import gudusoft.gsqlparser.stmt.sybase.TSybaseDeleteStatistics;
017import gudusoft.gsqlparser.stmt.sybase.TSybaseDumpTran;
018import gudusoft.gsqlparser.stmt.sybase.TSybaseUpdateIndexStatistics;
019import gudusoft.gsqlparser.stmt.sybase.TSybaseWritetext;
020import gudusoft.gsqlparser.stmt.teradata.*;
021import gudusoft.gsqlparser.nodes.teradata.TTeradataStmtStubSqlNode;
022
023
024
025public class TStatementSqlNode extends TParseTreeNode {
026
027    public final static int caseExpression = 41;
028    public final static int truncateTable = 77;
029
030    public final static int stubStmtSqlNode = 80;
031    public final static int rolllbackSqlNode = 82;
032    public final static int commitSqlNode = 83;
033
034
035    public final static int select = 100;
036    public final static int delete = 101;
037    public final static int update = 102;
038    public final static int insert = 103;
039    public final static int createtable = 104;
040    public final static int CreateProcedureSqlNode = 105;
041    public final static int CreateFunctionSqlNode = 106;
042    public final static int block = 107;  // sql server block, plsql_block,
043    public final static int returnstmt = 108;
044    public final static int createviewstmt = 110;
045    public final static int ifstmt = 112;
046    public final static int declare = 113;
047    public final static int CreateIndexSqlNode = 116;
048    public final static int DropTableSqlNode = 119;
049    public final static int DropIndexSqlNode = 120;
050    public final static int DropViewSqlNode = 121;
051    public final static int AlterTableSqlNode = 123;
052    public final static int MergeSqlNode = 124;
053    public final static int ContinueSqlNode = 125;
054    public final static int BreakSqlNode = 126;
055    public final static int GrantSqlNode = 127;
056    public final static int FetchSqlNode = 128;
057    public final static int OpenSqlNode = 129;
058    public final static int CloseSqlNode = 130;
059    public final static int ExecuteAsSqlNode = 131;
060    public final static int ExecuteSqlNode = 132;
061    public final static int RevokeSqlNode = 133;
062    public final static int DropDbObjectSqlNode = 135;
063    public final static int CollectStatisticsSqlNode = 136;
064    public final static int callSqlNode = 137;
065    public final static int createDatabaseSqlNode = 151;
066    public final static int createSchemaSqlNode = 153;
067    public final static int DenySqlNode = 155;
068
069    public final static int CommentSqlNode = 185;
070
071    public final static int alterViewSqlNode = 355;
072    public final static int alterIndexSqlNode = 356;
073    public final static int alterDatabaseSqlNode = 357;
074
075    public final static int dropSequenceSqlNode = 364;
076    public final static int dropProcedureSqlNode = 366;
077    public final static int dropDatabaseSqlNode = 367;
078    public final static int dropSchemaSqlNode = 368;
079    public final static int dropFunctionSqlNode = 369;
080
081    public final static int IterateSqlNode = 410;
082
083
084
085    public final static int ExecImmeNode = 514;
086
087    public final static int createSynonymSqlNode = 552;
088    public final static int OracleConstructorSpec = 585;
089    public final static int OracleConstructorBody = 587;
090    public final static int OracleCompoundTriggerBody = 597;
091
092    public final static int EndTranSqlNode = 610;
093    public final static int MssqlSetSqlNode = 611;
094    public final static int BeginTranSqlNode = 612;
095    public final static int MssqlRaiserrorSqlNode = 613;
096    public final static int MssqlGotoSqlNode = 614;
097    public final static int MssqlLabelSqlNode = 615;
098    public final static int MssqlDeallocateSqlNode = 616;
099    public final static int MssqlBeginDialogSqlNode = 619;
100    public final static int MssqlSendOnConversationSqlNode = 620;
101    public final static int MssqlEndConversationSqlNode = 621;
102    public final static int MssqlRevertSqlNode = 622;
103    public final static int MssqlBulkInsert = 625;
104    public final static int MssqlUpdateTextSqlNode = 626;
105    public final static int MssqlStmtStubSqlNode = 627;
106    public final static int MssqlWritetextSqlNode = 628;
107    public final static int MssqlReadtextSqlNode = 629;
108    public final static int MssqlSetRowCountSqlNode = 714;
109    public final static int MssqlThrowSqlNode = 716;
110    public final static int MssqlReconfigureSqlNode = 717;
111    public final static int MssqlTryCatchSqlNode = 721;
112    public final static int MssqlCreateTypeSqlNode = 718;
113    public final static int MssqlCreateXmlSchemaCollectionSqlNode = 724;
114    public final static int MssqlBeginConversationTimerSqlNode = 726;
115
116    public final static int T_DisableEnableTriggerSqlNode = 737;
117    public final static int TCreatePartitionFunctionSqlNode = 747;
118    public final static int TAlterPartitionFunctionSqlNode = 748;
119    public final static int TCreatePartitionSchemeSqlNode = 750;
120    public final static int TAlterPartitionSchemeSqlNode = 751;
121
122    public final static int PrepareSqlNode = 808;
123    public final static int DeallocatePrepareSqlNode = 817;
124    public final static int LeaveSqlNode = 820;
125
126    public final static int T_CompoundSqlNode = 911;
127
128
129    public final static int  ForSqlNode = 913;
130    public final static int  SetSqlNode = 919;
131    public final static int  UnsetSqlNode = 920;
132    public final static int  WhileSqlNode = 921;
133    public final static int  RepeatSqlNode = 923;
134    public final static int  LoopSqlNode = 925;
135    //public final static int  ContinueSqlNode = 926;
136
137    public final static int ParseErrorNode = 990;
138    public final static int CreateTypeSqlNode = 992;
139
140    public final static int dummyNode = 1000;
141    public final static int dummyListNode = 1001;
142
143     //teradata
144    public final static int T_TeradataStmtStubSqlNode = 1105;
145    public final static int  T_TeradataUsingSqlNode = 1106;
146    public final static int  T_TeradataLockSqlNode = 1107;
147    public final static int  T_TeradataLockClause = 1108;
148    public final static int  T_TeradataGiveSqlNode = 1109;
149    public final static int T_CreateMacroSqlNode = 1110;
150    public final static int T_AbortSqlNode = 1112;
151    public final static int T_SetSessionSqlNode = 1117;
152
153
154
155    //postgresql
156    public final static int performanceSqlNode = 1264;
157    public final static int getDiagSqlNode = 1266;
158     public final static int moveSqlNode = 1268;
159
160    public final static int hiveLoadSqlNode = 1839;
161    public final static int hiveExportSqlNode = 1841;
162    public final static int hiveImportSqlNode = 1843;
163    public final static int hiveSwitchDBSqlNode = 1847;
164    public final static int hiveDropDBSqlNode = 1849;
165    public final static int hiveDescribeSqlNode = 1861;
166    public final static int hiveShowSqlNode = 1863;
167    public final static int msckSqlNode = 1865;
168    public final static int hiveDropFunctionSqlNode = 1867;
169    public final static int analyzeSqlNode = 1869;
170    public final static int LockSqlNode = 1871;
171    public final static int hiveCreateRoleSqlNode = 1873;
172    public final static int hiveGrantSqlNode = 1875;
173    public final static int hiveDropRoleSqlNode = 1887;
174    public final static int hiveShowGrantSqlNode = 1891;
175    public final static int hiveShowRoleGrantSqlNode = 1893;
176    public final static int hiveGrantRoleSqlNode = 1895;
177    public final static int hiveFromQuerySqlNode = 1897;
178    public final static int sybaseDumpTranSqlNode = 2001;
179    public final static int sybaseUpdateIndexStatisticsSqlNode = 2003;
180    public final static int sybaseInsertBulkSqlNode = 2005;
181    public final static int sybaseWritetextSqlNode = 2007;
182    public final static int sybaseDeleteStatisticsSqlNode = 2009;
183
184    public final static int upsertSqlNode = 5520;
185
186    public final static int TSignalSqlNode = 6701;
187
188    public final static int TCopyIntoNode = 6502;//snowflake, must match ENodeType.T_CopyIntoNode
189    public final static int TCreateStageSqlNode = 6505;//snowflake
190    public final static int TCreateStreamSqlNode = 6506;//snowflake
191    public final static int TCreatePipeSqlNode = 6507;//snowflake
192    public final static int  TCreateTaskSqlNode= 6508;//snowflake
193    public final static int  TCreateSemanticViewSqlNode= 6509;//snowflake
194    public final static int  TAlterSessionSqlNode= 6515;//snowflake
195    public final static int  TResetSqlNode= 6610;//gaussdb
196
197
198
199    public final static int TDoExecuteBlockSqlNode = 6611;//gaussdb
200
201    // StarRocks
202    public final static int TCreateRoutineLoadSqlNode = 7301;//starrocks
203    public final static int TRoutineLoadJobActionSqlNode = 7302;//starrocks
204    public final static int TAlterRoutineLoadSqlNode = 7303;//starrocks
205    public final static int TShowRoutineLoadSqlNode = 7304;//starrocks
206    public final static int TFilesTableFunction = 7305;//starrocks
207    public final static int TPipeOperator = 7306;//starrocks
208    public final static int TSubmitTaskSqlNode = 7307;//starrocks
209    public final static int TDropTaskSqlNode = 7308;//starrocks
210    public final static int TBeginLoadTransactionSqlNode = 7309;//starrocks
211    public final static int TCommitLoadTransactionSqlNode = 7310;//starrocks
212    public final static int TAbortLoadTransactionSqlNode = 7311;//starrocks
213    public final static int TShowLoadTransactionSqlNode = 7312;//starrocks
214    public final static int TExportSqlNode = 7313;//starrocks
215    public final static int TShowExportSqlNode = 7314;//starrocks
216    public final static int TCancelExportSqlNode = 7315;//starrocks
217    public final static int TCreateResourceGroupSqlNode = 7316;//starrocks
218    public final static int TDropResourceGroupSqlNode = 7317;//starrocks
219    public final static int TResourceGroupClassifier = 7318;//starrocks
220    public final static int TAlterResourceGroupSqlNode = 7319;//starrocks
221    public final static int TShowResourceGroupSqlNode = 7320;//starrocks
222    public final static int TCreateStorageVolumeSqlNode = 7321;//starrocks
223    public final static int TAlterStorageVolumeSqlNode = 7322;//starrocks
224    public final static int TDropStorageVolumeSqlNode = 7323;//starrocks
225    public final static int TShowStorageVolumeSqlNode = 7324;//starrocks
226    public final static int TDescStorageVolumeSqlNode = 7325;//starrocks
227    public final static int TBackupSnapshotSqlNode = 7326;//starrocks
228    public final static int TCreateRepositorySqlNode = 7327;//starrocks
229    public final static int TDropRepositorySqlNode = 7328;//starrocks
230    public final static int TRestoreSnapshotSqlNode = 7329;//starrocks
231    public final static int TShowBackupRestoreSqlNode = 7330;//starrocks
232    public final static int TShowSnapshotSqlNode = 7331;//starrocks
233    public final static int TCancelBackupRestoreSqlNode = 7332;//starrocks
234    public final static int TCacheSelectSqlNode = 7333;//starrocks
235    public final static int TCreateDictionarySqlNode = 7334;//starrocks
236    public final static int TDropDictionarySqlNode = 7335;//starrocks
237    public final static int TRefreshDictionarySqlNode = 7336;//starrocks
238    public final static int TShowDictionarySqlNode = 7337;//starrocks
239    public final static int TShowFunctionsSqlNode = 7338;//starrocks
240
241    public final static int TOnConflictClause = 7341;
242
243    // OceanBase Phase 4 Batch 1 — CREATE/ALTER/DROP TENANT
244    public final static int TOceanbaseCreateTenantSqlNode = 7342;
245    public final static int TOceanbaseAlterTenantSqlNode  = 7343;
246    public final static int TOceanbaseDropTenantSqlNode   = 7344;
247
248    // OceanBase Phase 4 Batch 2 — CREATE/ALTER/DROP RESOURCE POOL|UNIT
249    public final static int TOceanbaseCreateResourcePoolSqlNode = 7346;
250    public final static int TOceanbaseCreateResourceUnitSqlNode = 7347;
251    public final static int TOceanbaseAlterResourcePoolSqlNode  = 7348;
252    public final static int TOceanbaseAlterResourceUnitSqlNode  = 7349;
253    public final static int TOceanbaseDropResourcePoolSqlNode   = 7350;
254    public final static int TOceanbaseDropResourceUnitSqlNode   = 7351;
255
256    // OceanBase Phase 4 Batch 6 — CREATE/ALTER/DROP TABLEGROUP
257    public final static int TOceanbaseCreateTablegroupSqlNode = 7353;
258    public final static int TOceanbaseAlterTablegroupSqlNode  = 7354;
259    public final static int TOceanbaseDropTablegroupSqlNode   = 7355;
260
261    // OceanBase Phase 4 Batch 8 — CREATE/ALTER/DROP OUTLINE
262    public final static int TOceanbaseCreateOutlineSqlNode = 7357;
263    public final static int TOceanbaseAlterOutlineSqlNode  = 7358;
264    public final static int TOceanbaseDropOutlineSqlNode   = 7359;
265
266    // OceanBase Phase 4 Batch 3 + 10 — ALTER SYSTEM
267    public final static int TOceanbaseAlterSystemSqlNode   = 7360;
268
269    // OceanBase documented syntax gaps — SHOW TENANT family
270    public final static int TOceanbaseShowTenantSqlNode    = 7361;
271
272    // OceanBase US-003 — FLASHBACK / PURGE
273    public final static int TOceanbaseFlashbackSqlNode     = 7362;
274    public final static int TOceanbasePurgeSqlNode         = 7363;
275
276    // OceanBase US-004 Round 3 — XA transaction
277    public final static int TOceanbaseXaSqlNode            = 7364;
278
279    // OceanBase US-005 Round 3 — DBLINK DDL
280    public final static int TOceanbaseCreateDblinkSqlNode  = 7365;
281    public final static int TOceanbaseDropDblinkSqlNode    = 7366;
282
283    // OceanBase US-006 Round 3 — RESTORE POINT
284    public final static int TOceanbaseCreateRestorePointSqlNode = 7368;
285    public final static int TOceanbaseDropRestorePointSqlNode   = 7369;
286
287    private TParseTreeNode sqlNode = null;
288    private TCustomSqlStatement stmt = null;
289
290    public TCustomSqlStatement getStmt() {
291        return stmt;
292    }
293
294    private boolean isParsed = true;
295
296    public void setParsed(boolean parsed) {
297        isParsed = parsed;
298    }
299
300    public void setSqlNode(TParseTreeNode sqlNode) {
301        this.sqlNode = sqlNode;
302    }
303
304    public void init(Object arg1){
305        if (arg1 instanceof TCustomSqlStatement){
306           stmt = (TCustomSqlStatement)arg1;
307        }else{
308          sqlNode = (TParseTreeNode)arg1;
309        }
310    }
311
312    private  TObjectName endlabelName;
313
314    public void setEndlabelName(TObjectName endlabelName) {
315        this.endlabelName = endlabelName;
316    }
317
318    public TObjectName getEndlabelName() {
319
320        return endlabelName;
321    }
322
323    private  TObjectName labelName;
324
325    public void setLabelName(TObjectName labelName) {
326        this.labelName = labelName;
327    }
328
329    public TObjectName getLabelName() {
330
331        return labelName;
332    }
333
334    public void init(Object arg1,Object arg2){
335        this.init(arg1);
336        this.labelName = (TObjectName)arg2;
337    }
338
339
340    public void doParse(TCustomSqlStatement psql, ESqlClause plocation){
341        if (stmt != null){
342            // stmt in plsql already create stmt descends from  TCustomSqlStatement
343            if (!isParsed){
344              stmt.parsestatement(psql,isParsed);
345            }else{
346                stmt.doParseStatement(psql);
347            }
348            if (stmt.getLabelName() == null){
349                stmt.setLabelName(this.labelName);
350            }
351            return;
352        }
353        
354        if (sqlNode == null) return ;
355
356        switch(sqlNode.getNodeType()){
357            case(select):
358//                TSelectSqlNode selectSqlNode = (TSelectSqlNode)sqlNode;
359//                if (selectSqlNode.isHiveFromQuery()){
360//                    stmt = new THiveFromQuery(psql.dbvendor);
361//                }else{
362//                    stmt = new TSelectSqlStatement(psql.dbvendor);
363//                }
364
365                stmt = new TSelectSqlStatement(psql.dbvendor);
366                break;
367            case(delete):
368                stmt = new TDeleteSqlStatement(psql.dbvendor);
369                break;
370            case(update):
371                stmt = new TUpdateSqlStatement(psql.dbvendor);
372                break;
373            case(insert):
374                stmt = new TInsertSqlStatement(psql.dbvendor);
375                break;
376            case(MssqlBulkInsert):
377                stmt = new TMssqlBulkInsert(psql.dbvendor);
378                break;
379            case(MssqlUpdateTextSqlNode):
380                stmt = new TMssqlUpdateText(psql.dbvendor);
381                break;
382            case(MssqlWritetextSqlNode):
383                stmt = new TMssqlWriteText(psql.dbvendor);
384                break;
385            case(MssqlReadtextSqlNode):
386                stmt = new TMssqlReadText(psql.dbvendor);
387                break;
388            case (MssqlSetRowCountSqlNode):
389                stmt = new TMssqlSetRowCount(psql.dbvendor);
390                break;
391            case (MssqlThrowSqlNode):
392                stmt = new TMssqlThrow(psql.dbvendor);
393                break;
394            case MssqlReconfigureSqlNode:
395                stmt = new TReconfigure(psql.dbvendor);
396                break;
397            case MssqlCreateTypeSqlNode:
398                stmt = new TMssqlCreateType(psql.dbvendor);
399                break;
400            case(createtable):
401                stmt = new TCreateTableSqlStatement(psql.dbvendor);
402                break;
403            case(declare):
404                if ((psql.dbvendor == EDbVendor.dbvmssql)||(psql.dbvendor == EDbVendor.dbvsybase)||(psql.dbvendor == EDbVendor.dbvsybasease || psql.dbvendor == EDbVendor.dbvsqlanywhere || psql.dbvendor == EDbVendor.dbvsybaseiq)||(psql.dbvendor == EDbVendor.dbvhana)){
405                    stmt = new TMssqlDeclare(psql.dbvendor);
406                }else if ((psql.dbvendor == EDbVendor.dbvmysql)||(psql.dbvendor == EDbVendor.dbvbigquery)){
407                    stmt = new TMssqlDeclare(psql.dbvendor);
408                }else if (psql.dbvendor == EDbVendor.dbvteradata){
409                    stmt = new TMssqlDeclare(psql.dbvendor);
410                }else if (psql.dbvendor == EDbVendor.dbvdb2){
411                  TDeclareSqlNode declareNode = (TDeclareSqlNode)sqlNode;
412                    switch(declareNode.getDeclareType()){
413                        case variable:
414                            stmt = new TDb2SqlVariableDeclaration(psql.dbvendor);
415                            break;
416                       case conditions:
417                           stmt = new TDb2ConditionDeclaration(psql.dbvendor);
418                           break;
419                       case returnCode:
420                           stmt = new TDb2ReturnCodesDeclaration(psql.dbvendor);
421                           break;
422                       case statement:
423                           stmt = new TDb2StatementDeclaration(psql.dbvendor);
424                           break;
425                       case cursor:
426                           stmt = new TDb2DeclareCursorStatement(psql.dbvendor);
427                           break;
428                       case handlers:
429                           stmt = new TDb2HandlerDeclaration(psql.dbvendor);
430                           break;
431                       default:
432                           break;
433                    }
434                }
435                break;
436            case T_CompoundSqlNode: //db2 compound sql node
437                stmt = new TCommonBlock(psql.dbvendor);
438                break;
439            case(block):
440                switch (psql.dbvendor){
441                    case dbvmssql:
442                    case dbvsybase:
443                    // case dbvazuresql:
444                        // Check if this is a TRY/CATCH block by examining tokens
445                        if (isTryCatchBlock(sqlNode)) {
446                            stmt = new TMssqlTryCatch(psql.dbvendor);
447                        } else {
448                            stmt = new TMssqlBlock(psql.dbvendor);
449                        }
450                        break;
451                    case dbvsybasease:
452                        // Check if this is a TRY/CATCH block by examining tokens
453                        if (isTryCatchBlock(sqlNode)) {
454                            stmt = new TMssqlTryCatch(psql.dbvendor);
455                        } else {
456                            stmt = new TMssqlBlock(psql.dbvendor);
457                        }
458                        break;
459                    case dbvsqlanywhere:
460                        // Check if this is a TRY/CATCH block by examining tokens
461                        if (isTryCatchBlock(sqlNode)) {
462                            stmt = new TMssqlTryCatch(psql.dbvendor);
463                        } else {
464                            stmt = new TMssqlBlock(psql.dbvendor);
465                        }
466                        break;
467                    case dbvsybaseiq:
468                        // Check if this is a TRY/CATCH block by examining tokens
469                        if (isTryCatchBlock(sqlNode)) {
470                            stmt = new TMssqlTryCatch(psql.dbvendor);
471                        } else {
472                            stmt = new TMssqlBlock(psql.dbvendor);
473                        }
474                        break;
475                    case dbvoracle:
476                    case dbvpostgresql:
477                    case dbvteradata:
478                    case dbvbigquery:
479                    case dbvsnowflake:
480                    case dbvmysql:
481                    case dbvnetezza:
482                    case dbvgreenplum:
483                    case dbvgaussdb:
484                    case dbvedb:
485                    case dbvredshift:
486                    case dbvhana:
487                    case dbvdameng:
488                    case dbvoceanbase:
489
490                        stmt = new TCommonBlock(psql.dbvendor);
491                        break;
492                    default:
493                        System.out.println("block type not implemented: "+psql.dbvendor.toString());
494                        break;
495                }
496//                if ((psql.dbvendor == EDbVendor.dbvmssql)||(psql.dbvendor == EDbVendor.dbvsybase)){
497//                    stmt = new TMssqlBlock(psql.dbvendor);
498//                }else if ((psql.dbvendor == EDbVendor.dbvoracle)||(psql.dbvendor == EDbVendor.dbvpostgresql)
499//                            ||(psql.dbvendor == EDbVendor.dbvteradata)||(psql.dbvendor == EDbVendor.dbvbigquery)){
500//                    stmt = new TCommonBlock(psql.dbvendor);
501//                }else if (psql.dbvendor == EDbVendor.dbvmysql){
502//                    stmt = new TCommonBlock(psql.dbvendor);
503//                }else{
504//                   System.out.println("block type not implemented: "+psql.dbvendor.toString());
505//                }
506                break;
507            case(MssqlTryCatchSqlNode):
508                stmt = new TMssqlTryCatch(psql.dbvendor);
509                break;
510            case(returnstmt):
511                if ((psql.dbvendor == EDbVendor.dbvmssql)||(psql.dbvendor == EDbVendor.dbvsybase)||(psql.dbvendor == EDbVendor.dbvsybasease || psql.dbvendor == EDbVendor.dbvsqlanywhere || psql.dbvendor == EDbVendor.dbvsybaseiq)||(psql.dbvendor == EDbVendor.dbvhana)){
512                    stmt = new TMssqlReturn(psql.dbvendor);
513                }else if (psql.dbvendor == EDbVendor.dbvdb2){
514                    stmt = new TDb2ReturnStmt(psql.dbvendor);
515                }else if (psql.dbvendor == EDbVendor.dbvmysql){
516                    stmt = new TReturnStmt(psql.dbvendor);
517                }
518                break;
519            case(ifstmt):
520                switch (psql.dbvendor){
521                    case dbvmssql:
522                    case dbvsybase:
523                        stmt = new TMssqlIfElse(psql.dbvendor);
524                        if ((sqlNode instanceof TIfSqlNode)
525                                && (((TIfSqlNode)sqlNode).getStmtType() == TBaseType.condition_statement_while)) {
526                            stmt.sqlstatementtype = ESqlStatementType.sstmssqlwhile;
527                        }
528                        break;
529                    case dbvsybasease:
530                        stmt = new TMssqlIfElse(psql.dbvendor);
531                        if ((sqlNode instanceof TIfSqlNode)
532                                && (((TIfSqlNode)sqlNode).getStmtType() == TBaseType.condition_statement_while)) {
533                            stmt.sqlstatementtype = ESqlStatementType.sstmssqlwhile;
534                        }
535                        break;
536                    case dbvsqlanywhere:
537                        stmt = new TMssqlIfElse(psql.dbvendor);
538                        if ((sqlNode instanceof TIfSqlNode)
539                                && (((TIfSqlNode)sqlNode).getStmtType() == TBaseType.condition_statement_while)) {
540                            stmt.sqlstatementtype = ESqlStatementType.sstmssqlwhile;
541                        }
542                        break;
543                    case dbvsybaseiq:
544                        stmt = new TMssqlIfElse(psql.dbvendor);
545                        if ((sqlNode instanceof TIfSqlNode)
546                                && (((TIfSqlNode)sqlNode).getStmtType() == TBaseType.condition_statement_while)) {
547                            stmt.sqlstatementtype = ESqlStatementType.sstmssqlwhile;
548                        }
549                        break;
550                    case dbvmysql:
551                        stmt = new TMySQLIfStmt(psql.dbvendor);
552                        break;
553                    case dbvbigquery:
554                    case dbvdb2:
555                    case dbvhana:
556                        stmt = new TIfStmt(psql.dbvendor);
557                        break;
558                }
559
560
561                break;
562            case (CreateProcedureSqlNode):
563                if ((psql.dbvendor == EDbVendor.dbvoracle)||(psql.dbvendor == EDbVendor.dbvgaussdb)||(psql.dbvendor == EDbVendor.dbvedb)){
564                    // plsql procedure declaration or specification
565                    stmt = new TPlsqlCreateProcedure(EDbVendor.dbvoracle);
566                    ((TPlsqlCreateProcedure)stmt).setKind(((TCreateProcedureSqlNode)sqlNode).getKind());
567                }else if ((psql.dbvendor == EDbVendor.dbvmssql)||(psql.dbvendor == EDbVendor.dbvsybase)||(psql.dbvendor == EDbVendor.dbvsybasease || psql.dbvendor == EDbVendor.dbvsqlanywhere || psql.dbvendor == EDbVendor.dbvsybaseiq)){
568                    stmt = new TMssqlCreateProcedure(psql.dbvendor);
569                }else if (psql.dbvendor == EDbVendor.dbvdb2){
570                    stmt = new TCreateProcedureStmt(psql.dbvendor);
571                }else{
572                    System.out.println("create procedure not implemented: "+psql.dbvendor.toString());
573                }
574                break;
575            case (CreateFunctionSqlNode):
576                switch (psql.dbvendor){
577                    case dbvoracle:
578                        stmt = new TPlsqlCreateFunction(psql.dbvendor);
579                        ((TPlsqlCreateFunction)stmt).setKind(((TCreateFunctionSqlNode)sqlNode).getKind());
580                        break;
581                    case dbvdameng:
582                        stmt = new TPlsqlCreateFunction(psql.dbvendor);
583                        ((TPlsqlCreateFunction)stmt).setKind(((TCreateFunctionSqlNode)sqlNode).getKind());
584                        break;
585                    case dbvmssql:
586                    case dbvsybase:
587                        stmt = new TMssqlCreateFunction(psql.dbvendor);
588                        break;
589                    case dbvsybasease:
590                        stmt = new TMssqlCreateFunction(psql.dbvendor);
591                        break;
592                    case dbvsqlanywhere:
593                        stmt = new TMssqlCreateFunction(psql.dbvendor);
594                        break;
595                    case dbvsybaseiq:
596                        stmt = new TMssqlCreateFunction(psql.dbvendor);
597                        break;
598                    case dbvdb2:
599                    case dbvgreenplum:
600                    case dbvbigquery:
601                    case dbvgaussdb:
602                    case dbvedb:
603                        stmt = new TCreateFunctionStmt(psql.dbvendor);
604                        break;
605                    case dbvhive:
606                        stmt = new THiveCreateFunction(psql.dbvendor);
607                        break;
608                    default:
609                        System.out.println("create function not implemented: "+psql.dbvendor.toString());
610                        break;
611                }
612                break;
613            case (ExecImmeNode):
614                stmt = new TExecImmeStmt(psql.dbvendor);
615                break;
616            case (ContinueSqlNode):
617                if ((psql.dbvendor == EDbVendor.dbvmssql)||(psql.dbvendor == EDbVendor.dbvsybase)||(psql.dbvendor == EDbVendor.dbvsybasease || psql.dbvendor == EDbVendor.dbvsqlanywhere || psql.dbvendor == EDbVendor.dbvsybaseiq)) {
618                    stmt = new TMssqlContinue(psql.dbvendor);
619                }else if (psql.dbvendor == EDbVendor.dbvoracle){
620                    stmt = new TPlsqlContinue(psql.dbvendor);
621                }
622                break;
623            case (BreakSqlNode):
624                stmt = new TBreakStmt(psql.dbvendor);
625                break;
626            case (GrantSqlNode):
627                stmt = new TGrantStmt(psql.dbvendor);
628                break;
629            case (DenySqlNode):
630                stmt = new TDenyStmt(psql.dbvendor);
631                break;
632            case (RevokeSqlNode):
633                stmt = new TRevokeStmt(psql.dbvendor);
634                break;
635            case (FetchSqlNode):
636                if ((psql.dbvendor == EDbVendor.dbvmssql)
637                        ||(psql.dbvendor == EDbVendor.dbvsybase)||(psql.dbvendor == EDbVendor.dbvsybasease || psql.dbvendor == EDbVendor.dbvsqlanywhere || psql.dbvendor == EDbVendor.dbvsybaseiq)||(psql.dbvendor == EDbVendor.dbvteradata)||(psql.dbvendor == EDbVendor.dbvhana)){
638                    stmt = new TMssqlFetch(psql.dbvendor);
639                }else if (psql.dbvendor == EDbVendor.dbvdb2){
640                    stmt = new TDb2FetchCursorStmt(psql.dbvendor);
641                }else if (psql.dbvendor == EDbVendor.dbvmysql){
642                    stmt = new TFetchStmt(psql.dbvendor);
643                }
644                break;
645            case (OpenSqlNode):
646                if ((psql.dbvendor == EDbVendor.dbvmssql)||(psql.dbvendor == EDbVendor.dbvsybase)||(psql.dbvendor == EDbVendor.dbvsybasease || psql.dbvendor == EDbVendor.dbvsqlanywhere || psql.dbvendor == EDbVendor.dbvsybaseiq)||(psql.dbvendor == EDbVendor.dbvhana)){
647                    stmt = new TMssqlOpen(psql.dbvendor);
648                }else if (psql.dbvendor == EDbVendor.dbvdb2){
649                    stmt = new TDb2OpenCursorStmt(psql.dbvendor);
650                }else if (psql.dbvendor == EDbVendor.dbvmysql){
651                    stmt = new TOpenStmt(psql.dbvendor);
652                }else if (psql.dbvendor == EDbVendor.dbvteradata){
653                    stmt = new TMssqlOpen(psql.dbvendor);
654                }
655                break;
656            case (CloseSqlNode):
657                if ((psql.dbvendor == EDbVendor.dbvmssql)||(psql.dbvendor == EDbVendor.dbvsybase)||(psql.dbvendor == EDbVendor.dbvsybasease || psql.dbvendor == EDbVendor.dbvsqlanywhere || psql.dbvendor == EDbVendor.dbvsybaseiq)||(psql.dbvendor == EDbVendor.dbvhana)){
658                    stmt = new TMssqlClose(psql.dbvendor);
659                }else if (psql.dbvendor == EDbVendor.dbvdb2){
660                    stmt = new TDb2CloseCursorStmt(psql.dbvendor);
661                }else if (psql.dbvendor == EDbVendor.dbvteradata){
662                    stmt = new TCloseStmt(EDbVendor.dbvteradata);
663                }else if (psql.dbvendor == EDbVendor.dbvmysql){
664                    stmt = new TCloseStmt(psql.dbvendor);
665                }else if (psql.dbvendor == EDbVendor.dbvredshift){
666                    stmt = new TCloseStmt(psql.dbvendor);
667                }
668                break;
669            case (CreateIndexSqlNode):
670                stmt = new TCreateIndexSqlStatement(psql.dbvendor);
671                break;
672            case (DropTableSqlNode):
673                stmt = new TDropTableSqlStatement(psql.dbvendor);
674                break;
675            case (DropIndexSqlNode):
676                stmt = new TDropIndexSqlStatement(psql.dbvendor);
677                break;
678            case (DropViewSqlNode):
679                stmt = new TDropViewSqlStatement(psql.dbvendor);
680                break;
681            case (DropDbObjectSqlNode):
682                stmt = new TMssqlDropDbObject(psql.dbvendor);
683                break;
684            case (AlterTableSqlNode):
685                stmt = new TAlterTableStatement(psql.dbvendor);
686                break;
687            case (alterViewSqlNode):
688                stmt = new TAlterViewStatement(psql.dbvendor);
689                break;
690            case (alterDatabaseSqlNode):
691                stmt = new TAlterDatabaseStmt(psql.dbvendor);
692                break;
693            case (alterIndexSqlNode):
694                stmt = new TAlterIndexStmt(psql.dbvendor);
695                break;
696            case (MssqlDeallocateSqlNode):
697                stmt = new TMssqlDeallocate(psql.dbvendor);
698                break;
699            case(ExecuteSqlNode):
700                switch (psql.dbvendor){
701                    case dbvteradata:
702                        stmt = new TTeradataExecute(psql.dbvendor);
703                        break;
704                    case dbvpostgresql:
705                    case dbvsnowflake:
706                    case dbvnetezza:
707                    case dbvredshift:
708                        stmt = new TExecuteSqlStatement(psql.dbvendor);
709                        break;
710                    default:
711                        stmt = new TMssqlExecute(psql.dbvendor);
712                        break;
713                }
714
715                break;
716            case(ExecuteAsSqlNode):
717                stmt = new TMssqlExecuteAs(psql.dbvendor);
718                break;
719            case(BeginTranSqlNode):
720                stmt = new TBeginTran(psql.dbvendor);
721                break;
722            case(EndTranSqlNode):
723                stmt = new TEndTran(psql.dbvendor);
724                break;
725            case(MssqlRaiserrorSqlNode):
726                stmt = new TMssqlRaiserror(psql.dbvendor);
727                break;
728            case(MssqlLabelSqlNode):
729                stmt = new TMssqlLabel(psql.dbvendor);
730                break;
731            case(MssqlGotoSqlNode):
732                stmt = new TMssqlGoTo(psql.dbvendor);
733                break;
734            case(MssqlRevertSqlNode):
735                stmt = new TMssqlRevert(psql.dbvendor);
736                break;
737            case MssqlSendOnConversationSqlNode:
738                stmt = new  TMssqlSendOnConversation(psql.dbvendor);
739                break;
740            case(MssqlEndConversationSqlNode):
741                stmt = new TMssqlEndConversation(psql.dbvendor);
742                break;
743            case(MssqlBeginDialogSqlNode):
744                stmt = new TMssqlBeginDialog(psql.dbvendor);
745                break;
746            case MssqlSetSqlNode:
747                stmt = new TMssqlSet(psql.dbvendor);
748                break;
749            case LoopSqlNode:
750                switch (psql.dbvendor){
751                    case dbvdb2:
752                        stmt = new TDb2LoopStmt(EDbVendor.dbvdb2);
753                        break;
754                    default:
755                        stmt = new TLoopStmt(psql.dbvendor);
756                        break;
757
758                }
759                break;
760            case RepeatSqlNode:
761                stmt = new TRepeatStmt(psql.dbvendor);
762//                if (psql.dbvendor == EDbVendor.dbvdb2){
763//                    stmt = new TRepeatStmt(EDbVendor.dbvdb2);
764//                }else if (psql.dbvendor == EDbVendor.dbvmysql){
765//                    stmt = new TMySQLRepeatStmt(EDbVendor.dbvmysql);
766//                }
767                break;
768            case WhileSqlNode:
769                stmt = new TWhileStmt(psql.dbvendor);
770//                if (psql.dbvendor == EDbVendor.dbvdb2){
771//                    stmt = new TWhileStmt(EDbVendor.dbvdb2);
772//                }else if (psql.dbvendor == EDbVendor.dbvmysql){
773//                    stmt = new TMySQLWhileStmt(EDbVendor.dbvmysql);
774//                }
775                break;
776            case ForSqlNode:
777                stmt = new TForStmt(dbvendor);
778                break;
779            case SetSqlNode:
780                switch (psql.dbvendor){
781                    case dbvhive:
782                        stmt = new THiveSet(EDbVendor.dbvhive);
783                        break;
784                    case dbvmysql:
785                    case dbvbigquery:
786                    case dbvteradata:
787                    case dbvgaussdb:
788                    case dbvedb:
789                    case dbvsparksql:
790                        stmt = new TSetStmt(psql.dbvendor);
791                        break;
792                    default:
793                        stmt = new TDb2SetVariableStmt(EDbVendor.dbvdb2);
794                        break;
795                }
796
797                break;
798            case UnsetSqlNode:
799                stmt = new TUnsetStmt(psql.dbvendor);
800                break;
801            case caseExpression:
802                switch (psql.dbvendor){
803                    case dbvdb2:
804                        stmt = new TDb2CaseStmt(EDbVendor.dbvdb2);
805                        break;
806                    case dbvmysql:
807                        stmt = new TMySQLCaseStmt(EDbVendor.dbvmysql);
808                        break;
809                    case dbvteradata:
810                        stmt = new TCaseStmt(EDbVendor.dbvmysql);
811                        break;
812                    default:
813                        break;
814                }
815
816                break;
817            case(MssqlStmtStubSqlNode):
818                //TMssqlStmtStubSqlNode stmt1 = (TMssqlStmtStubSqlNode)sqlNode;
819                if (((TMssqlStmtStubSqlNode)sqlNode).getSqlStatementType() == ESqlStatementType.sstmssqlset){
820                    stmt = new TMssqlSet(psql.dbvendor);
821                    //((TMssqlSet)stmt).setSetType(TBaseType.mstSetCmd);
822                    stmt.setStartToken(sqlNode);
823                    stmt.setEndToken(sqlNode);
824                }else if (((TMssqlStmtStubSqlNode)sqlNode).getSqlStatementType() == ESqlStatementType.sstmssqlupdatestatistics){
825                    stmt = new TMssqlUpdateStatistics(psql.dbvendor);
826                }else{
827                    stmt = new TMssqlStmtStub(psql.dbvendor);
828                    ((TMssqlStmtStub)stmt).setSqlStatementType( ((TMssqlStmtStubSqlNode)sqlNode).getSqlStatementType() );
829                }
830                break;
831            case T_TeradataStmtStubSqlNode:
832                switch (((TTeradataStmtStubSqlNode)sqlNode).getSqlStatementType()){
833                    case sstRevoke:
834                        stmt = new TRevokeStmt(psql.dbvendor);
835                        break;
836                    default:
837                        stmt = new TTeradataStmtStub(psql.dbvendor);
838                        ((TTeradataStmtStub)stmt).sqlstatementtype = ( ((TTeradataStmtStubSqlNode)sqlNode).getSqlStatementType() );
839                }
840                break;
841            case stubStmtSqlNode:
842                TStubStmtSqlNode stubNode = (TStubStmtSqlNode)sqlNode;
843
844                switch(stubNode.getSqlStatementType()){
845                    case sstdb2signal:
846                    case sstsignal:
847                        stmt = new TSignalStmt(psql.dbvendor);
848                        break;
849                    default:
850                        break;
851                }
852
853                if (psql.dbvendor == EDbVendor.dbvdb2){
854                    switch(stubNode.getSqlStatementType()){
855                        case sstdb2iterate:
856                            stmt = new TDb2IterateStmt(EDbVendor.dbvdb2);
857                            break;
858                        case sstdb2call:
859                            stmt = new TDb2CallStmt(EDbVendor.dbvdb2);
860                            break;
861                        case sstdb2leave:
862                            stmt = new TDb2LeaveStmt(EDbVendor.dbvdb2);
863                            break;
864                        case sstdb2signal:
865                            break;
866                        case sstdb2goto:
867                            stmt = new TDb2GotoStmt(EDbVendor.dbvdb2);
868                            break;
869                        case sstdb2set:
870                            stmt = new TDb2SetStmt(EDbVendor.dbvdb2);
871                            break;
872                        default:
873                            stmt = new TDb2StmtStub(EDbVendor.dbvdb2);
874                            ((TDb2StmtStub)stmt).setSqlStatementType( ((TStubStmtSqlNode)sqlNode).getSqlStatementType() );
875                            break;
876                    }
877                }else if (psql.dbvendor == EDbVendor.dbvmysql){
878                    stmt = new TMySQLStmtStub(EDbVendor.dbvmysql);
879                    ((TMySQLStmtStub)stmt).setSqlStatementType( ((TStubStmtSqlNode)sqlNode).getSqlStatementType() );
880                }else if (psql.dbvendor == EDbVendor.dbvbigquery){
881                    stmt = new TMySQLStmtStub(EDbVendor.dbvbigquery);
882                    ((TMySQLStmtStub)stmt).setSqlStatementType( ((TStubStmtSqlNode)sqlNode).getSqlStatementType() );
883                }
884                break;
885            case(dummyNode):
886                TDummy dummy = (TDummy)sqlNode;
887
888                switch (dummy.sqlstatementtype){
889                    case sstcommit:
890                        stmt = new TCommitStmt(psql.dbvendor);
891                        break;
892                    case sstmssqlcommit:
893                        stmt = new TMssqlCommit(psql.dbvendor);
894                        break;
895                    case sstmssqlrollback:
896                        stmt = new TMssqlRollback(psql.dbvendor);
897                        break;
898                    case sstrollback:
899                        stmt = new TRollbackStmt(psql.dbvendor);
900                        break;
901                    case sstmssqlsavetran:
902                        stmt = new TMssqlSaveTran(psql.dbvendor);
903                        break;
904                    case sstmssqlprint:
905                        stmt = new TMssqlPrint(psql.dbvendor);
906                        break;
907                    case sstmssqluse:
908                        stmt = new TUseDatabase(psql.dbvendor);
909                        break;
910                    case sstmssqlgo:
911                        stmt = new TMssqlGo(psql.dbvendor);
912                        break;
913                    case sstHelpProcedure:
914                        stmt = new THelpProcedure(psql.dbvendor);
915                        break;
916                    case sstShowProcedure:
917                        stmt = new TShowProcedure(psql.dbvendor);
918                        break;
919                    case sstRevoke:
920                        stmt = new TRevokeStmt(psql.dbvendor);
921                        break;
922                    case sstAllocate:
923                        stmt = new TAllocateStmt(psql.dbvendor);
924                        break;
925                    case sstDrop:
926                        stmt = new TDropStmt(psql.dbvendor);
927                        break;
928                    case sstmssqlDropSecurityPolicy:
929                        stmt = new TMssqlDropSecurityPolicy(psql.dbvendor);
930                        break;
931                    case sstbegintran:
932                        stmt = new TBeginTran(psql.dbvendor);
933                        break;
934                    default:
935                        // Any other statement the grammar models as a bare
936                        // TDummy. Without this the switch left stmt null, so
937                        // the statement PARSED FINE standalone and became a
938                        // token-less nothing the moment it was used as an
939                        // embedded statement -- an IF/WHILE body most visibly.
940                        //
941                        // That stayed invisible until TMssqlIfElse began
942                        // reporting a missing body (mantis 4686), at which point
943                        // valid T-SQL from Microsoft's own documentation --
944                        // "IF EXISTS (...) DROP PARTITION FUNCTION ..." -- began
945                        // failing to parse and SQL Server coverage fell from
946                        // 290/290 to 289/290.
947                        //
948                        // Blast radius, measured by sweeping every statement in
949                        // the SQL Server corpus through "parses standalone but
950                        // not as an IF body", pre-fix build vs post-fix build:
951                        // 14 corpus statements over 12 distinct constructs, and
952                        // 0 regressions. Only DROP PARTITION FUNCTION surfaced
953                        // in coverage, because it is the only one the corpus
954                        // happens to write inside an IF. The other 11 were
955                        // equally broken and equally silent:
956                        //   ALTER SECURITY POLICY, CREATE CREDENTIAL,
957                        //   CREATE DATABASE ENCRYPTION KEY,
958                        //   CREATE DATABASE SCOPED CREDENTIAL,
959                        //   CREATE EVENT SESSION, CREATE EXTERNAL DATA SOURCE,
960                        //   CREATE EXTERNAL LANGUAGE, CREATE MASTER KEY,
961                        //   CREATE SELECTIVE XML INDEX, DROP PARTITION SCHEME,
962                        //   DROP SYNONYM
963                        // Hence a default rather than a case per construct: the
964                        // next TDummy-modelled statement is then correct by
965                        // construction instead of silently broken here. Carrying
966                        // the node's own sqlstatementtype keeps it identifiable
967                        // rather than flattened to sstunknown.
968                        //
969                        // NOT fixed here, and pre-existing: 85 further corpus
970                        // statements still fail as an IF body (ALTER RESOURCE
971                        // GOVERNOR, BULK INSERT, CREATE SCHEMA, ...). They do
972                        // not reach this switch, so they are a separate
973                        // limitation -- this default did not change them in
974                        // either direction.
975                        stmt = new TUnknownSqlStatement(psql.dbvendor);
976                        stmt.sqlstatementtype = dummy.sqlstatementtype;
977                        break;
978                }
979                break;
980            case(ParseErrorNode):
981                stmt = new TParseErrorSqlStatement(psql.dbvendor);
982                break;
983            case (truncateTable):
984                stmt = new TTruncateStatement(psql.dbvendor);
985                break;
986            case(hiveLoadSqlNode):
987                stmt = new THiveLoad(EDbVendor.dbvhive);
988                break;
989            case (hiveExportSqlNode):
990                stmt = new THiveExportTable(EDbVendor.dbvhive);
991                break;
992            case (hiveImportSqlNode):
993                stmt = new THiveImportTable(EDbVendor.dbvhive);
994                break;
995            case (createDatabaseSqlNode):
996                stmt = new TCreateDatabaseSqlStatement(psql.dbvendor);
997                break;
998            case (hiveSwitchDBSqlNode):
999                stmt = new THiveSwitchDatabase(psql.dbvendor);
1000                break;
1001            case (hiveDropDBSqlNode):
1002                stmt = new THiveDropDatabase(psql.dbvendor);
1003                break;
1004            case (hiveDescribeSqlNode):
1005                stmt = new THiveDescribe(psql.dbvendor);
1006                break;
1007            case (hiveShowSqlNode):
1008                stmt = new THiveShow(psql.dbvendor);
1009                break;
1010            case (msckSqlNode):
1011                stmt = new TMSCKStmt(psql.dbvendor);
1012                break;
1013            case (hiveDropFunctionSqlNode):
1014                stmt = new THiveDropFunction(psql.dbvendor);
1015                break;
1016            case (analyzeSqlNode):
1017                stmt = new TAnalyzeStmt(psql.dbvendor);
1018                break;
1019            case (LockSqlNode):
1020                stmt = new TLockTableStmt(psql.dbvendor);
1021                break;
1022            case (hiveCreateRoleSqlNode):
1023                stmt = new THiveCreateRole(psql.dbvendor);
1024                break;
1025            case (hiveGrantSqlNode):
1026                if (((THiveGrantSqlNode)sqlNode).isRevoke()){
1027                    stmt = new THiveRevoke(EDbVendor.dbvhive);
1028                }else{
1029                    stmt = new THiveGrant(EDbVendor.dbvhive);
1030                }
1031                break;
1032            case (hiveShowGrantSqlNode):
1033                stmt = new THiveShowGrant(psql.dbvendor);
1034                break;
1035            case (hiveDropRoleSqlNode):
1036                stmt = new THiveDropRole(psql.dbvendor);
1037                break;
1038            case (hiveShowRoleGrantSqlNode):
1039                stmt = new THiveShowRoleGrant(psql.dbvendor);
1040                break;
1041            case (hiveGrantRoleSqlNode):
1042                if(((THiveGrantRoleSqlNode)sqlNode).isRevoke()){
1043                    stmt = new THiveRevokeRole(psql.dbvendor);
1044                }else{
1045                    stmt = new THiveGrantRole(psql.dbvendor);
1046                }
1047
1048                break;
1049//            case hiveFromQuerySqlNode:
1050//                stmt = new THiveFromQuery(EDbVendor.dbvhive);
1051//                break;
1052           case sybaseDumpTranSqlNode:
1053               stmt = new TSybaseDumpTran(psql.dbvendor);
1054               break;
1055           case sybaseUpdateIndexStatisticsSqlNode:
1056               stmt = new TSybaseUpdateIndexStatistics(psql.dbvendor);
1057               break;
1058           case sybaseWritetextSqlNode:
1059               stmt = new TSybaseWritetext(psql.dbvendor);
1060               break;
1061           case sybaseDeleteStatisticsSqlNode:
1062               stmt = new TSybaseDeleteStatistics(psql.dbvendor);
1063               break;
1064           case callSqlNode:
1065               stmt = new TCallStatement(psql.dbvendor);
1066               break;
1067           case moveSqlNode:
1068               stmt = new TMoveStmt(EDbVendor.dbvpostgresql);
1069               break;
1070           case MergeSqlNode:
1071               stmt = new TMergeSqlStatement(psql.dbvendor) ;
1072               break;
1073            case dropSequenceSqlNode:
1074                stmt = new TDropSequenceStmt(psql.dbvendor);
1075                break;
1076            case dropProcedureSqlNode:
1077                stmt = new TDropProcedureStmt(psql.dbvendor);
1078                break;
1079            case OracleCompoundTriggerBody:
1080                stmt = new  TCompoundTriggerBody(psql.dbvendor);
1081                break;
1082            case createSynonymSqlNode:
1083                stmt = new TCreateSynonymStmt(psql.dbvendor);
1084                break;
1085            case T_TeradataLockSqlNode:
1086                stmt = new TTeradataLock(psql.dbvendor);
1087                break;
1088            case T_AbortSqlNode:
1089                stmt = new TTeradataAbort(psql.dbvendor);
1090                break;
1091            case  MssqlCreateXmlSchemaCollectionSqlNode:
1092                stmt = new TMssqlCreateXmlSchemaCollectionStmt(psql.dbvendor);
1093                break;
1094            case DeallocatePrepareSqlNode:
1095                stmt = new TMySQLDeallocatePrepareStmt(psql.dbvendor);
1096                break;
1097            case createSchemaSqlNode:
1098                stmt = new TCreateSchemaSqlStatement(psql.dbvendor);
1099                break;
1100            case dropDatabaseSqlNode:
1101                stmt = new TDropDatabaseStmt(psql.dbvendor);
1102                break;
1103            case dropSchemaSqlNode:
1104                stmt = new TDropSchemaSqlStatement(psql.dbvendor);
1105                break;
1106            case MssqlBeginConversationTimerSqlNode:
1107                stmt = new TMssqlBeginConversationTimer(psql.dbvendor);
1108                break;
1109            case getDiagSqlNode:
1110                stmt = new TGetDiagStmt(psql.dbvendor);
1111                break;
1112            case dropFunctionSqlNode:
1113                stmt = new TDropFunctionStmt(psql.dbvendor);
1114                break;
1115            case performanceSqlNode:
1116                stmt = new TPerformanceStmt(psql.dbvendor);
1117                break;
1118            case PrepareSqlNode:
1119                stmt = new TPrepareStmt(psql.dbvendor);
1120                break;
1121            case upsertSqlNode:
1122                stmt = new TUpsertStmt(psql.dbvendor);
1123                break;
1124            case createviewstmt:
1125                stmt = new TCreateViewSqlStatement(dbvendor);
1126                break;
1127            case LeaveSqlNode:
1128                stmt = new TLeaveStmt(dbvendor);
1129                break;
1130            case TSignalSqlNode:
1131                stmt = new TSignalStmt(dbvendor);
1132                break;
1133            case rolllbackSqlNode:
1134                stmt = new TRollbackStmt(dbvendor);
1135                break;
1136            case commitSqlNode:
1137                stmt = new TCommitStmt(dbvendor);
1138                break;
1139            case IterateSqlNode:
1140                stmt = new TIterateStmt(dbvendor);
1141                break;
1142            case T_SetSessionSqlNode:
1143                stmt  = new TTeradataSetSession(dbvendor);
1144                break;
1145            case T_DisableEnableTriggerSqlNode:
1146                stmt = new TDisableEnableTriggerStmt(dbvendor);
1147                break;
1148            case CommentSqlNode:
1149                stmt = new TCommentOnSqlStmt(dbvendor);
1150                break;
1151            case CreateTypeSqlNode:
1152                stmt = new TCreateTypeStmt(dbvendor);
1153                break;
1154            case TCopyIntoNode:
1155                stmt = new TSnowflakeCopyIntoStmt(dbvendor);
1156                break;
1157            case TCreateStageSqlNode:
1158                stmt = new TCreateStageStmt(dbvendor);
1159                break;
1160            case TCreateStreamSqlNode:
1161                stmt = new TCreateStreamStmt(dbvendor);
1162                break;
1163            case TCreatePipeSqlNode:
1164                stmt = new TCreatePipeStmt(dbvendor);
1165                break;
1166            case CollectStatisticsSqlNode:
1167                stmt = new TTeradataCollectStatistics(dbvendor);
1168                break;
1169            case TResetSqlNode:
1170                stmt = new TResetStmt(dbvendor);
1171                break;
1172            case TAlterSessionSqlNode:
1173                stmt = new TAlterSessionStatement(dbvendor);
1174                break;
1175            case TCreateTaskSqlNode:
1176                stmt = new TCreateTaskStmt(dbvendor);
1177                break;
1178            case TCreatePartitionFunctionSqlNode:
1179                stmt = new TCreatePartitionFunctionStmt(dbvendor);
1180                break;
1181            case TAlterPartitionFunctionSqlNode:
1182                stmt = new TAlterPartitionFunctionStmt(dbvendor);
1183                break;
1184            case TCreatePartitionSchemeSqlNode:
1185                stmt = new TCreatePartitionSchemeSqlStatement(dbvendor);
1186                break;
1187            case TAlterPartitionSchemeSqlNode:
1188                stmt = new TAlterPartitionSchemeSqlStatement(dbvendor);
1189                break;
1190            case TCreateRoutineLoadSqlNode:
1191                stmt = new TCreateRoutineLoadStmt(dbvendor);
1192                break;
1193            case TSubmitTaskSqlNode:
1194                stmt = new TSubmitTaskStmt(dbvendor);
1195                break;
1196            case TDropTaskSqlNode:
1197                stmt = new TStarrocksDropTaskStmt(dbvendor);
1198                break;
1199            case TBeginLoadTransactionSqlNode:
1200                stmt = new TBeginLoadTransactionStmt(dbvendor);
1201                break;
1202            case TCommitLoadTransactionSqlNode:
1203                stmt = new TCommitLoadTransactionStmt(dbvendor);
1204                break;
1205            case TAbortLoadTransactionSqlNode:
1206                stmt = new TAbortLoadTransactionStmt(dbvendor);
1207                break;
1208            case TShowLoadTransactionSqlNode:
1209                stmt = new TShowLoadTransactionStmt(dbvendor);
1210                break;
1211            case TExportSqlNode:
1212                stmt = new TStarrocksExportStmt(dbvendor);
1213                break;
1214            case TShowExportSqlNode:
1215                stmt = new TStarrocksShowExportStmt(dbvendor);
1216                break;
1217            case TCancelExportSqlNode:
1218                stmt = new TStarrocksCancelExportStmt(dbvendor);
1219                break;
1220            // OceanBase Phase 4 Batch 1
1221            case TOceanbaseCreateTenantSqlNode:
1222                stmt = new gudusoft.gsqlparser.stmt.oceanbase.TCreateTenantSqlStatement(dbvendor);
1223                break;
1224            case TOceanbaseAlterTenantSqlNode:
1225                stmt = new gudusoft.gsqlparser.stmt.oceanbase.TAlterTenantSqlStatement(dbvendor);
1226                break;
1227            case TOceanbaseDropTenantSqlNode:
1228                stmt = new gudusoft.gsqlparser.stmt.oceanbase.TDropTenantSqlStatement(dbvendor);
1229                break;
1230            // OceanBase Phase 4 Batch 2
1231            case TOceanbaseCreateResourcePoolSqlNode:
1232                stmt = new gudusoft.gsqlparser.stmt.oceanbase.TCreateResourcePoolSqlStatement(dbvendor);
1233                break;
1234            case TOceanbaseCreateResourceUnitSqlNode:
1235                stmt = new gudusoft.gsqlparser.stmt.oceanbase.TCreateResourceUnitSqlStatement(dbvendor);
1236                break;
1237            case TOceanbaseAlterResourcePoolSqlNode:
1238                stmt = new gudusoft.gsqlparser.stmt.oceanbase.TAlterResourcePoolSqlStatement(dbvendor);
1239                break;
1240            case TOceanbaseAlterResourceUnitSqlNode:
1241                stmt = new gudusoft.gsqlparser.stmt.oceanbase.TAlterResourceUnitSqlStatement(dbvendor);
1242                break;
1243            case TOceanbaseDropResourcePoolSqlNode:
1244                stmt = new gudusoft.gsqlparser.stmt.oceanbase.TDropResourcePoolSqlStatement(dbvendor);
1245                break;
1246            case TOceanbaseDropResourceUnitSqlNode:
1247                stmt = new gudusoft.gsqlparser.stmt.oceanbase.TDropResourceUnitSqlStatement(dbvendor);
1248                break;
1249            // OceanBase Phase 4 Batch 6
1250            case TOceanbaseCreateTablegroupSqlNode:
1251                stmt = new gudusoft.gsqlparser.stmt.oceanbase.TCreateTablegroupSqlStatement(dbvendor);
1252                break;
1253            case TOceanbaseAlterTablegroupSqlNode:
1254                stmt = new gudusoft.gsqlparser.stmt.oceanbase.TAlterTablegroupSqlStatement(dbvendor);
1255                break;
1256            case TOceanbaseDropTablegroupSqlNode:
1257                stmt = new gudusoft.gsqlparser.stmt.oceanbase.TDropTablegroupSqlStatement(dbvendor);
1258                break;
1259            // OceanBase Phase 4 Batch 8
1260            case TOceanbaseCreateOutlineSqlNode:
1261                stmt = new gudusoft.gsqlparser.stmt.oceanbase.TCreateOutlineSqlStatement(dbvendor);
1262                break;
1263            case TOceanbaseAlterOutlineSqlNode:
1264                stmt = new gudusoft.gsqlparser.stmt.oceanbase.TAlterOutlineSqlStatement(dbvendor);
1265                break;
1266            case TOceanbaseDropOutlineSqlNode:
1267                stmt = new gudusoft.gsqlparser.stmt.oceanbase.TDropOutlineSqlStatement(dbvendor);
1268                break;
1269            // OceanBase Phase 4 Batch 3 + 10
1270            case TOceanbaseAlterSystemSqlNode:
1271                stmt = new gudusoft.gsqlparser.stmt.oceanbase.TAlterSystemSqlStatement(dbvendor);
1272                break;
1273            // OceanBase documented syntax gaps — SHOW TENANT family
1274            case TOceanbaseShowTenantSqlNode:
1275                stmt = new gudusoft.gsqlparser.stmt.oceanbase.TShowTenantSqlStatement(dbvendor);
1276                break;
1277            // OceanBase US-003 — FLASHBACK / PURGE
1278            case TOceanbaseFlashbackSqlNode:
1279                stmt = new gudusoft.gsqlparser.stmt.oceanbase.TFlashbackSqlStatement(dbvendor);
1280                break;
1281            case TOceanbasePurgeSqlNode:
1282                stmt = new gudusoft.gsqlparser.stmt.oceanbase.TPurgeSqlStatement(dbvendor);
1283                break;
1284            // OceanBase US-004 Round 3 — XA transaction
1285            case TOceanbaseXaSqlNode:
1286                stmt = new gudusoft.gsqlparser.stmt.oceanbase.TXaSqlStatement(dbvendor);
1287                break;
1288            // OceanBase US-005 Round 3 — DBLINK DDL
1289            case TOceanbaseCreateDblinkSqlNode:
1290                stmt = new gudusoft.gsqlparser.stmt.oceanbase.TCreateDblinkSqlStatement(dbvendor);
1291                break;
1292            case TOceanbaseDropDblinkSqlNode:
1293                stmt = new gudusoft.gsqlparser.stmt.oceanbase.TDropDblinkSqlStatement(dbvendor);
1294                break;
1295            // OceanBase US-006 Round 3 — RESTORE POINT
1296            case TOceanbaseCreateRestorePointSqlNode:
1297                stmt = new gudusoft.gsqlparser.stmt.oceanbase.TCreateRestorePointSqlStatement(dbvendor);
1298                break;
1299            case TOceanbaseDropRestorePointSqlNode:
1300                stmt = new gudusoft.gsqlparser.stmt.oceanbase.TDropRestorePointSqlStatement(dbvendor);
1301                break;
1302            default:
1303                break;
1304        }
1305
1306        if (stmt != null){
1307            stmt.rootNode = sqlNode;
1308            stmt.setStartToken(sqlNode);
1309            stmt.setEndToken(sqlNode);
1310            stmt.setLabelName(this.labelName);
1311            stmt.doParseStatement(psql);
1312
1313//            if (stmt.getStartToken() == null){
1314//                stmt.setStartToken(sqlNode.getStartToken());
1315//            }
1316//            if (stmt.getEndToken() == null){
1317//                stmt.setEndToken(sqlNode.getEndToken());
1318//            }
1319        }else{
1320           // System.out.println("stmt is null:"+sqlNode.getNodeType());
1321        }
1322
1323    }
1324
1325    /**
1326     * Check if the given block node represents a TRY/CATCH block
1327     * by examining the token pattern: BEGIN TRY ... or END CATCH
1328     */
1329    private boolean isTryCatchBlock(TParseTreeNode sqlNode) {
1330        TSourceToken startToken = sqlNode.getStartToken();
1331        TSourceToken endToken = sqlNode.getEndToken();
1332
1333        if (startToken == null || endToken == null) {
1334            return false;
1335        }
1336
1337        // Check if end token is CATCH (indicates TRY/CATCH block)
1338        if (endToken.astext != null && endToken.astext.equalsIgnoreCase("CATCH")) {
1339            return true;
1340        }
1341
1342        // Check if end token is TRY (TRY-only block without CATCH)
1343        if (endToken.astext != null && endToken.astext.equalsIgnoreCase("TRY")) {
1344            return true;
1345        }
1346
1347        // Check if start is BEGIN and next solid token is TRY
1348        if (startToken.astext != null && startToken.astext.equalsIgnoreCase("BEGIN")) {
1349            TSourceTokenList tokenList = startToken.container;
1350            if (tokenList != null) {
1351                for (int i = startToken.posinlist + 1; i < tokenList.size(); i++) {
1352                    TSourceToken token = tokenList.get(i);
1353                    if (token.tokentype != ETokenType.ttwhitespace &&
1354                        token.tokentype != ETokenType.ttreturn) {
1355                        if (token.astext != null && token.astext.equalsIgnoreCase("TRY")) {
1356                            return true;
1357                        }
1358                        break; // First non-whitespace token is not TRY
1359                    }
1360                }
1361            }
1362        }
1363
1364        return false;
1365    }
1366}
1367