org.eigenbase.rex
Class RexSqlStandardConvertletTable

java.lang.Object
  org.eigenbase.rex.RexSqlReflectiveConvertletTable
      org.eigenbase.rex.RexSqlStandardConvertletTable

All Implemented Interfaces:

RexSqlConvertletTable

public class RexSqlStandardConvertletTable
extends RexSqlReflectiveConvertletTable

Standard implementation of RexSqlConvertletTable.

Constructor Summary

RexSqlStandardConvertletTable()

Method Summary

private SqlNode	convertBinaryOp(SqlOperator operator, RexToSqlNodeConverter converter, RexCall call)
SqlNode	convertCall(RexToSqlNodeConverter converter, RexCall call) Converts a call to an operator into a SqlCall to the same operator.
private SqlNode	convertExpression(RexToSqlNodeConverter converter, RexNode expr) Converts an expression from RexNode to SqlNode format.
private SqlNode[]	convertExpressionList(RexToSqlNodeConverter converter, RexNode[] nodes)
private SqlNode	convertPostfixOp(SqlOperator operator, RexToSqlNodeConverter converter, RexCall call)
private SqlNode	convertPrefixOp(SqlOperator operator, RexToSqlNodeConverter converter, RexCall call)

Methods inherited from class org.eigenbase.rex.RexSqlReflectiveConvertletTable

get, registerOp

Methods inherited from class java.lang.Object

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

Constructor Detail

RexSqlStandardConvertletTable

public RexSqlStandardConvertletTable()

Method Detail

convertCall

public SqlNode convertCall(RexToSqlNodeConverter converter,
                           RexCall call)

Converts a call to an operator into a SqlCall to the same operator.

Called automatically via reflection.

Parameters:

converter - Converter

call - Call

Returns:

Sql call

convertExpression

private SqlNode convertExpression(RexToSqlNodeConverter converter,
                                  RexNode expr)

Converts an expression from RexNode to SqlNode format.

Parameters:

converter - Converter

expr - Expression to translate

Returns:

Converted expression

convertExpressionList

private SqlNode[] convertExpressionList(RexToSqlNodeConverter converter,
                                        RexNode[] nodes)

convertBinaryOp

private SqlNode convertBinaryOp(SqlOperator operator,
                                RexToSqlNodeConverter converter,
                                RexCall call)

convertPrefixOp

private SqlNode convertPrefixOp(SqlOperator operator,
                                RexToSqlNodeConverter converter,
                                RexCall call)

convertPostfixOp

private SqlNode convertPostfixOp(SqlOperator operator,
                                 RexToSqlNodeConverter converter,
                                 RexCall call)