org.apache.calcite.sql.type

Interface SqlOperandTypeInference

All Known Implementing Classes:

ExplicitOperandTypeInference

public interface SqlOperandTypeInference

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

Method Summary

Methods

Modifier and Type	Method and Description
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