org.apache.flink.table.planner.functions.inference

Class TypeInferenceOperandInference

java.lang.Object

org.apache.flink.table.planner.functions.inference.TypeInferenceOperandInference

All Implemented Interfaces:

org.apache.calcite.sql.type.SqlOperandTypeInference

@Internal
public final class TypeInferenceOperandInference
extends Object
implements org.apache.calcite.sql.type.SqlOperandTypeInference

A SqlOperandTypeInference backed by TypeInference.

Note: This class must be kept in sync with TypeInferenceUtil.

Constructor Summary

Constructors

Constructor and Description
TypeInferenceOperandInference(DataTypeFactory dataTypeFactory, FunctionDefinition definition, TypeInference typeInference)

Method Summary

Modifier and Type	Method and Description
void	inferOperandTypes(org.apache.calcite.sql.SqlCallBinding callBinding, org.apache.calcite.rel.type.RelDataType returnType, org.apache.calcite.rel.type.RelDataType[] operandTypes)

Methods inherited from class java.lang.Object

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

Constructor Detail

TypeInferenceOperandInference

public TypeInferenceOperandInference(DataTypeFactory dataTypeFactory,
                                     FunctionDefinition definition,
                                     TypeInference typeInference)

Method Detail

inferOperandTypes

public void inferOperandTypes(org.apache.calcite.sql.SqlCallBinding callBinding,
                              org.apache.calcite.rel.type.RelDataType returnType,
                              org.apache.calcite.rel.type.RelDataType[] operandTypes)

Specified by:

inferOperandTypes in interface org.apache.calcite.sql.type.SqlOperandTypeInference