gudusoft.gsqlparser.common.structured

Class StructuredValueSource

Object

gudusoft.gsqlparser.common.structured.StructuredValueSource

public final class StructuredValueSource
extends Object

Describes the source column from which a structured value is derived. For the Spark from_json(nodes, schema) adapter, the source is the nodes column reference.

Constructor Summary

Constructors

Constructor and Description
StructuredValueSource(TObjectName sourceColumn, String sourceAlias, String rootColumnName)

Method Summary

Modifier and Type	Method and Description
String	getRootColumnName()
String	getSourceAlias() Optional relation alias used in the SQL, e.g.
TObjectName	getSourceColumn()

Methods inherited from class Object

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

Constructor Detail

StructuredValueSource

public StructuredValueSource(TObjectName sourceColumn,
                             String sourceAlias,
                             String rootColumnName)

Method Detail

getSourceColumn

public TObjectName getSourceColumn()

getSourceAlias

public String getSourceAlias()

Optional relation alias used in the SQL, e.g. "src" in src.nodes.

getRootColumnName

public String getRootColumnName()