Package org.apache.calcite.sql.validate

Class SqlUserDefinedAggFunction

java.lang.Object

org.apache.calcite.sql.SqlOperator

org.apache.calcite.sql.SqlFunction

org.apache.calcite.sql.SqlAggFunction

org.apache.calcite.sql.validate.SqlUserDefinedAggFunction

All Implemented Interfaces:

Context, Wrapper

public class SqlUserDefinedAggFunction
extends SqlAggFunction

User-defined aggregate function.

Created by the validator, after resolving a function call to a function defined in a Calcite schema.

Field Summary

Fields

Modifier and Type	Field	Description
final AggregateFunction	function

Fields inherited from class org.apache.calcite.sql.SqlOperator

kind, MDX_PRECEDENCE, NL

Constructor Summary

Constructors

Constructor	Description
SqlUserDefinedAggFunction(SqlIdentifier opName, SqlKind kind, SqlReturnTypeInference returnTypeInference, SqlOperandTypeInference operandTypeInference, @Nullable SqlOperandMetadata operandMetadata, AggregateFunction function, boolean requiresOrder, boolean requiresOver, Optionality requiresGroupOrder)	Creates a SqlUserDefinedAggFunction.
SqlUserDefinedAggFunction(SqlIdentifier opName, SqlReturnTypeInference returnTypeInference, SqlOperandTypeInference operandTypeInference, @Nullable SqlOperandTypeChecker operandTypeChecker, AggregateFunction function, boolean requiresOrder, boolean requiresOver, Optionality requiresGroupOrder, RelDataTypeFactory typeFactory)	Deprecated.

Method Summary

Modifier and Type	Method	Description
@Nullable SqlOperandMetadata	getOperandTypeChecker()

Methods inherited from class org.apache.calcite.sql.SqlAggFunction

allowsFilter, allowsNullTreatment, getDistinctOptionality, getParameterTypes, getReturnType, getRollup, isAggregator, isPercentile, isQuantifierAllowed, requiresGroupOrder, requiresOrder, requiresOver, unwrap, validateCall

Methods inherited from class org.apache.calcite.sql.SqlFunction

deriveType, getFunctionType, getNameAsId, getParamNames, getParamTypes, getSqlIdentifier, getSyntax, unparse, validateQuantifier

Methods inherited from class org.apache.calcite.sql.SqlOperator

acceptCall, acceptCall, adjustType, allowsFraming, argumentMustBeScalar, checkOperandCount, checkOperandTypes, constructArgNameList, constructArgTypeList, constructOperandList, createCall, createCall, createCall, createCall, createCall, createCall, createCall, deriveOperandType, equals, getAllowedSignatures, getAllowedSignatures, getKind, getLeftPrec, getMonotonicity, getMonotonicity, getName, getOperandCountRange, getOperandTypeInference, getReturnTypeInference, getRightPrec, getSignatureTemplate, getStrongPolicyInference, hashCode, inferReturnType, inferReturnType, isDeterministic, isDynamicFunction, isGroup, isGroupAuxiliary, isName, isSymmetrical, leftPrec, not, preValidateCall, requiresDecimalExpansion, reverse, rewriteCall, rightPrec, toString, unparseListClause, unparseListClause, validateOperands, validRexOperands

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface org.apache.calcite.schema.Wrapper

maybeUnwrap, unwrapOrThrow

Field Details

function

public final AggregateFunction function

Constructor Details

SqlUserDefinedAggFunction

@Deprecated
public SqlUserDefinedAggFunction(SqlIdentifier opName,
 SqlReturnTypeInference returnTypeInference,
 SqlOperandTypeInference operandTypeInference,
 @Nullable SqlOperandTypeChecker operandTypeChecker,
 AggregateFunction function,
 boolean requiresOrder,
 boolean requiresOver,
 Optionality requiresGroupOrder,
 RelDataTypeFactory typeFactory)

Deprecated.

SqlUserDefinedAggFunction

public SqlUserDefinedAggFunction(SqlIdentifier opName,
 SqlKind kind,
 SqlReturnTypeInference returnTypeInference,
 SqlOperandTypeInference operandTypeInference,
 @Nullable SqlOperandMetadata operandMetadata,
 AggregateFunction function,
 boolean requiresOrder,
 boolean requiresOver,
 Optionality requiresGroupOrder)

Creates a SqlUserDefinedAggFunction.

Method Details

getOperandTypeChecker

public @Nullable SqlOperandMetadata getOperandTypeChecker()

Overrides:

getOperandTypeChecker in class SqlOperator