Package org.apache.spark.sql.jdbc

Class DB2Dialect.DB2SQLBuilder

Object

org.apache.spark.sql.connector.util.V2ExpressionSQLBuilder

org.apache.spark.sql.jdbc.DB2Dialect.DB2SQLBuilder

Enclosing class:

DB2Dialect

public class DB2Dialect.DB2SQLBuilder
extends V2ExpressionSQLBuilder

Constructor Summary

Constructors

Constructor	Description
DB2SQLBuilder()

Method Summary

Modifier and Type	Method	Description
String	dialectFunctionName(String funcName)
String	visitAggregateFunction(String funcName, boolean isDistinct, String[] inputs)
String	visitAggregateFunction(String funcName, boolean isDistinct, Expression[] inputs)
String	visitCast(String expr, DataType exprDataType, DataType dataType)
String	visitInverseDistributionFunction(String funcName, boolean isDistinct, String[] inputs, String[] orderingWithinGroups)
String	visitLiteral(Literal<?> literal)
String	visitNamedReference(NamedReference namedRef)
String	visitOverlay(String[] inputs)
String	visitSQLFunction(String funcName, String[] inputs)
String	visitSQLFunction(String funcName, Expression[] inputs)
String	visitTrim(String direction, String[] inputs)

Methods inherited from class org.apache.spark.sql.connector.util.V2ExpressionSQLBuilder

build

Methods inherited from class java.lang.Object

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

Constructor Details

DB2SQLBuilder

public DB2SQLBuilder()

Method Details

dialectFunctionName

public String dialectFunctionName(String funcName)

visitAggregateFunction

public String visitAggregateFunction(String funcName,
 boolean isDistinct,
 String[] inputs)

visitAggregateFunction

public String visitAggregateFunction(String funcName,
 boolean isDistinct,
 Expression[] inputs)

visitCast

public String visitCast(String expr,
 DataType exprDataType,
 DataType dataType)

visitInverseDistributionFunction

public String visitInverseDistributionFunction(String funcName,
 boolean isDistinct,
 String[] inputs,
 String[] orderingWithinGroups)

visitLiteral

public String visitLiteral(Literal<?> literal)

visitNamedReference

public String visitNamedReference(NamedReference namedRef)

visitOverlay

public String visitOverlay(String[] inputs)

visitSQLFunction

public String visitSQLFunction(String funcName,
 Expression[] inputs)

visitSQLFunction

public String visitSQLFunction(String funcName,
 String[] inputs)

visitTrim

public String visitTrim(String direction,
 String[] inputs)