org.apache.hadoop.hive.ql.optimizer.calcite.functions

Class HiveSqlVarianceAggFunction

java.lang.Object

org.apache.calcite.sql.SqlOperator

org.apache.calcite.sql.SqlFunction

org.apache.calcite.sql.SqlAggFunction

org.apache.hadoop.hive.ql.optimizer.calcite.functions.HiveSqlVarianceAggFunction

All Implemented Interfaces:

org.apache.calcite.plan.Context, org.apache.calcite.schema.Wrapper

public class HiveSqlVarianceAggFunction
extends org.apache.calcite.sql.SqlAggFunction

Aggregation function to represent: stddev_pop, stddev_samp, var_pop, var_samp.

Field Summary

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

kind, MDX_PRECEDENCE, NL

Constructor Summary

Constructors

Constructor and Description
HiveSqlVarianceAggFunction(String name, org.apache.calcite.sql.SqlKind kind, org.apache.calcite.sql.type.SqlReturnTypeInference returnTypeInference, org.apache.calcite.sql.type.SqlOperandTypeInference operandTypeInference, org.apache.calcite.sql.type.SqlOperandTypeChecker operandTypeChecker)

Method Summary

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

HiveSqlVarianceAggFunction

public HiveSqlVarianceAggFunction(String name,
                                  org.apache.calcite.sql.SqlKind kind,
                                  org.apache.calcite.sql.type.SqlReturnTypeInference returnTypeInference,
                                  org.apache.calcite.sql.type.SqlOperandTypeInference operandTypeInference,
                                  org.apache.calcite.sql.type.SqlOperandTypeChecker operandTypeChecker)