org.eigenbase.sql.type
Interface SqlOperandTypeInference

All Known Implementing Classes:

ExplicitOperandTypeInference

public interface SqlOperandTypeInference

Strategy to infer unknown types of the operands of an operator call.

Since:

Sept 8, 2004

Version:

$Id: //open/dev/farrago/src/org/eigenbase/sql/type/SqlOperandTypeInference.java#6 $

Author:

Wael Chatila

Method Summary

void	inferOperandTypes(SqlCallBinding callBinding, RelDataType returnType, RelDataType[] operandTypes) Infers any unknown operand types.

Method Detail

inferOperandTypes

void inferOperandTypes(SqlCallBinding callBinding,
                       RelDataType returnType,
                       RelDataType[] operandTypes)

Infers any unknown operand types.

Parameters:

callBinding - description of the call being analyzed

returnType - the type known or inferred for the result of the call

operandTypes - receives the inferred types for all operands