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

类 TypeInferenceOperandChecker

java.lang.Object

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

所有已实现的接口:

org.apache.calcite.sql.type.SqlOperandTypeChecker

@Internal
public final class TypeInferenceOperandChecker
extends Object
implements org.apache.calcite.sql.type.SqlOperandTypeChecker

A SqlOperandTypeChecker backed by TypeInference.

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

嵌套类概要

从接口继承的嵌套类/接口 org.apache.calcite.sql.type.SqlOperandTypeChecker

org.apache.calcite.sql.type.SqlOperandTypeChecker.Consistency

构造器概要

构造器

构造器和说明
TypeInferenceOperandChecker(org.apache.flink.table.catalog.DataTypeFactory dataTypeFactory, org.apache.flink.table.functions.FunctionDefinition definition, org.apache.flink.table.types.inference.TypeInference typeInference)

方法概要

限定符和类型	方法和说明
boolean	checkOperandTypes(org.apache.calcite.sql.SqlCallBinding callBinding, boolean throwOnFailure)
String	getAllowedSignatures(org.apache.calcite.sql.SqlOperator op, String opName)
org.apache.calcite.sql.type.SqlOperandTypeChecker.Consistency	getConsistency()
org.apache.calcite.sql.SqlOperandCountRange	getOperandCountRange()
boolean	isOptional(int i)

从类继承的方法 java.lang.Object

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

从接口继承的方法 org.apache.calcite.sql.type.SqlOperandTypeChecker

isFixedParameters

构造器详细资料

TypeInferenceOperandChecker

public TypeInferenceOperandChecker(org.apache.flink.table.catalog.DataTypeFactory dataTypeFactory,
                                   org.apache.flink.table.functions.FunctionDefinition definition,
                                   org.apache.flink.table.types.inference.TypeInference typeInference)

方法详细资料

checkOperandTypes

public boolean checkOperandTypes(org.apache.calcite.sql.SqlCallBinding callBinding,
                                 boolean throwOnFailure)

指定者:

checkOperandTypes 在接口中 org.apache.calcite.sql.type.SqlOperandTypeChecker

getOperandCountRange

public org.apache.calcite.sql.SqlOperandCountRange getOperandCountRange()

指定者:

getOperandCountRange 在接口中 org.apache.calcite.sql.type.SqlOperandTypeChecker

getAllowedSignatures

public String getAllowedSignatures(org.apache.calcite.sql.SqlOperator op,
                                   String opName)

指定者:

getAllowedSignatures 在接口中 org.apache.calcite.sql.type.SqlOperandTypeChecker

getConsistency

public org.apache.calcite.sql.type.SqlOperandTypeChecker.Consistency getConsistency()

指定者:

getConsistency 在接口中 org.apache.calcite.sql.type.SqlOperandTypeChecker

isOptional

public boolean isOptional(int i)

指定者:

isOptional 在接口中 org.apache.calcite.sql.type.SqlOperandTypeChecker