Package org.apache.calcite.sql

Class SqlTumbleTableFunction

java.lang.Object

org.apache.calcite.sql.SqlOperator

org.apache.calcite.sql.SqlFunction

org.apache.calcite.sql.SqlWindowTableFunction

org.apache.calcite.sql.SqlTumbleTableFunction

All Implemented Interfaces:

SqlTableFunction

public class SqlTumbleTableFunction
extends SqlWindowTableFunction

SqlTumbleTableFunction implements an operator for tumbling.

It allows three parameters:

1. a table
2. a descriptor to provide a watermarked column name from the input table
3. an interval parameter to specify the length of window size

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.calcite.sql.SqlWindowTableFunction

SqlWindowTableFunction.AbstractOperandMetadata

Field Summary

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

ARG0_TABLE_FUNCTION_WINDOWING, PARAM_DATA, PARAM_KEY, PARAM_OFFSET, PARAM_SIZE, PARAM_SLIDE, PARAM_TIMECOL

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

kind, MDX_PRECEDENCE, NL

Constructor Summary

Constructors

Constructor	Description
SqlTumbleTableFunction()

Method Summary

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

argumentMustBeScalar, getOperandTypeChecker, getRowTypeInference

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

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

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

acceptCall, acceptCall, adjustType, allowsFraming, 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, getSqlCallFactory, getStrongPolicyInference, hashCode, inferReturnType, inferReturnType, isAggregator, isDeterministic, isDynamicFunction, isGroup, isGroupAuxiliary, isName, isSymmetrical, leftPrec, not, preValidateCall, requiresDecimalExpansion, requiresOrder, requiresOver, 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.sql.SqlTableFunction

tableCharacteristic

Constructor Details

SqlTumbleTableFunction

public SqlTumbleTableFunction()