Package org.apache.calcite.rel.rel2sql

Class SqlImplementor.MatchRecognizeContext

java.lang.Object

org.apache.calcite.rel.rel2sql.SqlImplementor.Context

org.apache.calcite.rel.rel2sql.SqlImplementor.BaseContext

org.apache.calcite.rel.rel2sql.SqlImplementor.AliasContext

org.apache.calcite.rel.rel2sql.SqlImplementor.MatchRecognizeContext

Enclosing class:

SqlImplementor

public class SqlImplementor.MatchRecognizeContext
extends SqlImplementor.AliasContext

Context for translating MATCH_RECOGNIZE clause

Field Summary

Fields inherited from class org.apache.calcite.rel.rel2sql.SqlImplementor.Context

dialect, fieldCount

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	MatchRecognizeContext(SqlDialect dialect, java.util.Map<java.lang.String,RelDataType> aliases)

Method Summary

Modifier and Type	Method	Description
SqlNode	toSql(RexProgram program, RexNode rex)	Converts an expression from RexNode to SqlNode format.

Methods inherited from class org.apache.calcite.rel.rel2sql.SqlImplementor.AliasContext

field

Methods inherited from class org.apache.calcite.rel.rel2sql.SqlImplementor.BaseContext

getAliasContext, implementor

Methods inherited from class org.apache.calcite.rel.rel2sql.SqlImplementor.Context

addOrderItem, fieldList, toSql, toSql

Methods inherited from class java.lang.Object

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

Constructor Detail

MatchRecognizeContext

protected MatchRecognizeContext(SqlDialect dialect,
                                java.util.Map<java.lang.String,RelDataType> aliases)

Method Detail

toSql

public SqlNode toSql(RexProgram program,
                     RexNode rex)

Description copied from class: SqlImplementor.Context

Converts an expression from RexNode to SqlNode format.

Overrides:

toSql in class SqlImplementor.Context

Parameters:

program - Required only if rex contains RexLocalRef

rex - Expression to convert