gudusoft.gsqlparser.nodes.snowflake

Class TAtBeforeClause

Object

gudusoft.gsqlparser.nodes.TParseTreeNode

gudusoft.gsqlparser.nodes.snowflake.TAtBeforeClause

All Implemented Interfaces:

Visitable, Iterator<TSourceToken>

public class TAtBeforeClause
extends TParseTreeNode

Snowflake Time Travel SQL extensions https://docs.snowflake.com/en/user-guide/data-time-travel The clause uses one of the following parameters to pinpoint the exact historical data you want to access:
TIMESTAMP
OFFSET (time difference in seconds from the present time)
STATEMENT (query ID for statement)

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	TAtBeforeClause.ClauseType
static class	TAtBeforeClause.TimeTravelType

Field Summary

Fields inherited from class gudusoft.gsqlparser.nodes.TParseTreeNode

dbvendor, doubleLinkedTokenListToString, nodeActionAppend, nodeActionInsert, nodeActionRemove, nodeActionUnknown, nodeActionUpdate, nodeActionUpdateText, nodeChangeEndToken, nodeChangeStartToken

Constructor Summary

Constructors

Constructor and Description
TAtBeforeClause()

Method Summary

Modifier and Type	Method and Description
void	accept(TParseTreeVisitor v) Accept a visitor
void	acceptChildren(TParseTreeVisitor v) Accept a visitor to iterate this class and sub-nodes of this class
TSourceToken	getChangesInformation() Returns DEFAULT or APPEND_ONLY when this table reference uses CHANGES.
TAtBeforeClause.ClauseType	getClauseType()
TExpression	getOffset()
TConstant	getStatementId()
TExpression	getTimestamp()
TAtBeforeClause.TimeTravelType	getType()
void	init(Object arg1, Object arg2)
void	init(Object arg1, Object arg2, Object arg3)
void	setChangesInformation(TSourceToken changesInformation)

Methods inherited from class gudusoft.gsqlparser.nodes.TParseTreeNode

addAllMyTokensToTokenList, addToTokenChain, appendNewNode, calculateTokenCount, doAppendNewNode, doParse, fastSetString, getAnchorNode, getColumnNo, getCommentAfterNode, getCommentBeforeNode, getCompactString, getDummyTag, getEndToken, getEvaluateDatatype, getEvalValue, getGsqlparser, getLineNo, getLocation, getMd5, getNodeStatus, getNodeType, getParentObjectName, getPlainText, getStartToken, getTokenCount, hasNext, init, init, init, init, init, init, init, init, insertAfterAToken, insertNewNodeBeforeMe, isChanged, isTokensInChain, next, refreshAllNodesTokenCount, remove, removeAllMyTokensFromTokenList, removeTokens, removeTokensBetweenNodes, removeTokensBetweenToken, replaceWithNewNode, resetIterator, setAnchorNode, setChanged, setDummyTag, setEndToken, setEndToken, setEndToken, setEndToken, setEndToken, setEndTokenDirectly, setEvaluateDatatype, setEvalValue, setGsqlparser, setIncludingComment, setLocation, setNewSubNode, setNodeStatus, setNodeType, setParent, setPlainText, setStartToken, setStartToken, setStartToken, setStartToken, setStartTokenDirectly, setString, setString2, subNodeInNode, toScript, toString, toString2

Methods inherited from class Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Methods inherited from interface Iterator

forEachRemaining

Constructor Detail

TAtBeforeClause

public TAtBeforeClause()

Method Detail

init

public void init(Object arg1,
                 Object arg2)

Overrides:

init in class TParseTreeNode

init

public void init(Object arg1,
                 Object arg2,
                 Object arg3)

Overrides:

init in class TParseTreeNode

getClauseType

public TAtBeforeClause.ClauseType getClauseType()

getType

public TAtBeforeClause.TimeTravelType getType()

getTimestamp

public TExpression getTimestamp()

getOffset

public TExpression getOffset()

getStatementId

public TConstant getStatementId()

getChangesInformation

public TSourceToken getChangesInformation()

Returns DEFAULT or APPEND_ONLY when this table reference uses CHANGES.

setChangesInformation

public void setChangesInformation(TSourceToken changesInformation)

accept

public void accept(TParseTreeVisitor v)

Description copied from class: TParseTreeNode

Accept a visitor

Specified by:

accept in interface Visitable

Overrides:

accept in class TParseTreeNode

Parameters:

v - visitor is a descendant class of TParseTreeVisitor

acceptChildren

public void acceptChildren(TParseTreeVisitor v)

Description copied from class: TParseTreeNode

Accept a visitor to iterate this class and sub-nodes of this class

Specified by:

acceptChildren in interface Visitable

Overrides:

acceptChildren in class TParseTreeNode

Parameters:

v - visitor is a descendant class of TParseTreeVisitor