Package org.apache.spark.sql.jdbc

Class PostgresDialect.PostgresSQLBuilder

Object

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

org.apache.spark.sql.jdbc.PostgresDialect.PostgresSQLBuilder

Enclosing class:

PostgresDialect

public class PostgresDialect.PostgresSQLBuilder
extends V2ExpressionSQLBuilder

Constructor Summary

Constructors

Constructor	Description
PostgresSQLBuilder()

Method Summary

Modifier and Type	Method	Description
String	visitAggregateFunction(String funcName, boolean isDistinct, String[] inputs)
String	visitBinaryArithmetic(String name, String l, String r)
String	visitCast(String expr, DataType exprDataType, DataType dataType)
String	visitExtract(String field, String source)
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	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

PostgresSQLBuilder

public PostgresSQLBuilder()

Method Details

visitBinaryArithmetic

public String visitBinaryArithmetic(String name,
 String l,
 String r)

visitExtract

public String visitExtract(String field,
 String source)

visitAggregateFunction

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

visitTrim

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