org.apache.hadoop.hive.ql.optimizer.calcite.translator

Class ExprNodeConverter

java.lang.Object

org.apache.calcite.rex.RexVisitorImpl<ExprNodeDesc>

org.apache.hadoop.hive.ql.optimizer.calcite.translator.ExprNodeConverter

All Implemented Interfaces:

org.apache.calcite.rex.RexVisitor<ExprNodeDesc>

public class ExprNodeConverter
extends org.apache.calcite.rex.RexVisitorImpl<ExprNodeDesc>

Field Summary

Fields

Modifier and Type	Field and Description
protected org.apache.commons.logging.Log	LOG

Fields inherited from class org.apache.calcite.rex.RexVisitorImpl

deep

Constructor Summary

Constructors

Constructor and Description
ExprNodeConverter(String tabAlias, org.apache.calcite.rel.type.RelDataType inputRowType, Set<Integer> vCols, org.apache.calcite.rel.type.RelDataTypeFactory dTFactory)
ExprNodeConverter(String tabAlias, String columnAlias, org.apache.calcite.rel.type.RelDataType inputRowType, org.apache.calcite.rel.type.RelDataType outputRowType, Set<Integer> inputVCols, org.apache.calcite.rel.type.RelDataTypeFactory dTFactory)

Method Summary

Methods

Modifier and Type	Method and Description
WindowingSpec.WindowFunctionSpec	getWindowFunctionSpec()
ExprNodeDesc	visitCall(org.apache.calcite.rex.RexCall call) TODO: Handle 1) cast 2) Field Access 3) Windowing Over() 4, Windowing Agg Call
ExprNodeDesc	visitInputRef(org.apache.calcite.rex.RexInputRef inputRef)
ExprNodeDesc	visitLiteral(org.apache.calcite.rex.RexLiteral literal) TODO: 1.
ExprNodeDesc	visitOver(org.apache.calcite.rex.RexOver over)

Methods inherited from class org.apache.calcite.rex.RexVisitorImpl

visitArrayAnd, visitArrayOr, visitCorrelVariable, visitDynamicParam, visitFieldAccess, visitLocalRef, visitRangeRef

Methods inherited from class java.lang.Object

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

Field Detail

LOG

protected final org.apache.commons.logging.Log LOG

Constructor Detail

ExprNodeConverter

public ExprNodeConverter(String tabAlias,
                 org.apache.calcite.rel.type.RelDataType inputRowType,
                 Set<Integer> vCols,
                 org.apache.calcite.rel.type.RelDataTypeFactory dTFactory)

ExprNodeConverter

public ExprNodeConverter(String tabAlias,
                 String columnAlias,
                 org.apache.calcite.rel.type.RelDataType inputRowType,
                 org.apache.calcite.rel.type.RelDataType outputRowType,
                 Set<Integer> inputVCols,
                 org.apache.calcite.rel.type.RelDataTypeFactory dTFactory)

Method Detail

getWindowFunctionSpec

public WindowingSpec.WindowFunctionSpec getWindowFunctionSpec()

visitInputRef

public ExprNodeDesc visitInputRef(org.apache.calcite.rex.RexInputRef inputRef)

Specified by:

visitInputRef in interface org.apache.calcite.rex.RexVisitor<ExprNodeDesc>

Overrides:

visitInputRef in class org.apache.calcite.rex.RexVisitorImpl<ExprNodeDesc>

visitCall

public ExprNodeDesc visitCall(org.apache.calcite.rex.RexCall call)

TODO: Handle 1) cast 2) Field Access 3) Windowing Over() 4, Windowing Agg Call

Specified by:

visitCall in interface org.apache.calcite.rex.RexVisitor<ExprNodeDesc>

Overrides:

visitCall in class org.apache.calcite.rex.RexVisitorImpl<ExprNodeDesc>

visitLiteral

public ExprNodeDesc visitLiteral(org.apache.calcite.rex.RexLiteral literal)

TODO: 1. Handle NULL

Specified by:

visitLiteral in interface org.apache.calcite.rex.RexVisitor<ExprNodeDesc>

Overrides:

visitLiteral in class org.apache.calcite.rex.RexVisitorImpl<ExprNodeDesc>

visitOver

public ExprNodeDesc visitOver(org.apache.calcite.rex.RexOver over)

Specified by:

visitOver in interface org.apache.calcite.rex.RexVisitor<ExprNodeDesc>

Overrides:

visitOver in class org.apache.calcite.rex.RexVisitorImpl<ExprNodeDesc>