org.apache.calcite.sql.fun

Class SqlAvgAggFunction

java.lang.Object

org.apache.calcite.sql.SqlOperator

org.apache.calcite.sql.SqlFunction

org.apache.calcite.sql.SqlAggFunction

org.apache.calcite.sql.fun.SqlAvgAggFunction

All Implemented Interfaces:

Context, Wrapper

public class SqlAvgAggFunction
extends SqlAggFunction

Avg is an aggregator which returns the average of the values which go into it. It has precisely one argument of numeric type (int, long, float, double), and the result is the same type.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	SqlAvgAggFunction.Subtype Deprecated.

Field Summary

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

kind, MDX_PRECEDENCE, NL

Constructor Summary

Constructors

Constructor and Description
SqlAvgAggFunction(RelDataType type, SqlAvgAggFunction.Subtype subtype) Deprecated.
SqlAvgAggFunction(SqlKind kind) Creates a SqlAvgAggFunction.
SqlAvgAggFunction(String name, SqlKind kind)

Method Summary

Modifier and Type	Method and Description
SqlAvgAggFunction.Subtype	getSubtype() Deprecated.

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

allowsFilter, getParameterTypes, getReturnType, isAggregator, isQuantifierAllowed, 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, equals, getAllowedSignatures, getAllowedSignatures, getKind, getLeftPrec, getMonotonicity, getMonotonicity, getName, getOperandCountRange, getOperandTypeChecker, getOperandTypeInference, getReturnTypeInference, getRightPrec, getSignatureTemplate, hashCode, inferReturnType, inferReturnType, isDeterministic, isDynamicFunction, isGroup, isGroupAuxiliary, isName, leftPrec, preValidateCall, requiresDecimalExpansion, rewriteCall, rightPrec, toString, unparseListClause, unparseListClause, validateOperands, validRexOperands

Methods inherited from class java.lang.Object

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

Constructor Detail

SqlAvgAggFunction

public SqlAvgAggFunction(SqlKind kind)

Creates a SqlAvgAggFunction.

SqlAvgAggFunction

SqlAvgAggFunction(String name,
                  SqlKind kind)

SqlAvgAggFunction

@Deprecated
public SqlAvgAggFunction(RelDataType type,
                                     SqlAvgAggFunction.Subtype subtype)

Deprecated.

Method Detail

getSubtype

@Deprecated
public SqlAvgAggFunction.Subtype getSubtype()

Deprecated.

Returns the specific function, e.g. AVG or STDDEV_POP.

Returns:

Subtype