org.apache.calcite.sql2rel

类 AuxiliaryConverter.Impl

java.lang.Object

org.apache.calcite.sql2rel.AuxiliaryConverter.Impl

所有已实现的接口:

AuxiliaryConverter

封闭接口:

AuxiliaryConverter

public static class AuxiliaryConverter.Impl
extends Object
implements AuxiliaryConverter

Simple implementation of AuxiliaryConverter.

嵌套类概要

从接口继承的嵌套类/接口 org.apache.calcite.sql2rel.AuxiliaryConverter

AuxiliaryConverter.Impl

构造器概要

构造器

构造器和说明
Impl(org.apache.calcite.sql.SqlFunction f)

方法概要

限定符和类型	方法和说明
org.apache.calcite.rex.RexNode	convert(org.apache.calcite.rex.RexBuilder rexBuilder, org.apache.calcite.rex.RexNode groupCall, org.apache.calcite.rex.RexNode e) Converts an expression.

从类继承的方法 java.lang.Object

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

构造器详细资料

Impl

public Impl(org.apache.calcite.sql.SqlFunction f)

方法详细资料

convert

public org.apache.calcite.rex.RexNode convert(org.apache.calcite.rex.RexBuilder rexBuilder,
                                              org.apache.calcite.rex.RexNode groupCall,
                                              org.apache.calcite.rex.RexNode e)

从接口复制的说明: AuxiliaryConverter

Converts an expression.

指定者:

convert 在接口中 AuxiliaryConverter

参数:

rexBuilder - Rex builder

groupCall - Call to the group function, e.g. "TUMBLE($2, 36000)"

e - Expression holding result of the group function, e.g. "$0"

返回:

Expression for auxiliary function, e.g. "$0 + 36000" converts the result of TUMBLE to the result of TUMBLE_END