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.

Constructor Summary

Constructors

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

Method Summary

Modifier and Type	Method	Description
SqlNode	toSql(@Nullable 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

fieldList, orderField, reverseCall, toSql, toSql, toSql, toSql

Methods inherited from class java.lang.Object

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

Constructor Details

MatchRecognizeContext

protected MatchRecognizeContext(SqlDialect dialect,
 Map<String,RelDataType> aliases)

Method Details

toSql

public SqlNode toSql(@Nullable 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