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(org.apache.flink.table.catalog.DataTypeFactory dataTypeFactory, org.apache.flink.table.functions.FunctionDefinition definition, org.apache.flink.table.types.inference.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(org.apache.flink.table.catalog.DataTypeFactory dataTypeFactory,
                                     org.apache.flink.table.functions.FunctionDefinition definition,
                                     org.apache.flink.table.types.inference.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