Package org.apache.druid.math.expr

Class Function.ArraysMergeFunction

java.lang.Object

org.apache.druid.math.expr.Function.ArraysFunction

org.apache.druid.math.expr.Function.ArraysMergeFunction

All Implemented Interfaces:

Function, NamedFunction

Direct Known Subclasses:

Function.ArrayConcatFunction, Function.ArraySetAddAllFunction

Enclosing interface:

Function

public abstract static class Function.ArraysMergeFunction
extends Function.ArraysFunction

Base scaffolding for functions which accept 2 array arguments and combine them in some way

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.druid.math.expr.Function

Function.Abs, Function.Acos, Function.ArrayAddElementFunction, Function.ArrayAppendFunction, Function.ArrayConcatFunction, Function.ArrayConstructorFunction, Function.ArrayContainsFunction, Function.ArrayLengthFunction, Function.ArrayOffsetFunction, Function.ArrayOffsetOfFunction, Function.ArrayOrdinalFunction, Function.ArrayOrdinalOfFunction, Function.ArrayOverlapFunction, Function.ArrayPrependFunction, Function.ArrayScalarFunction, Function.ArraySetAddAllFunction, Function.ArraySetAddFunction, Function.ArraysFunction, Function.ArraySliceFunction, Function.ArraysMergeFunction, Function.ArrayToMultiValueStringFunction, Function.ArrayToStringFunction, Function.Asin, Function.Atan, Function.Atan2, Function.BitwiseAnd, Function.BitwiseComplement, Function.BitwiseConvertDoubleToLongBits, Function.BitwiseConvertLongBitsToDouble, Function.BitwiseOr, Function.BitwiseShiftLeft, Function.BitwiseShiftRight, Function.BitwiseXor, Function.BivariateBitwiseMathFunction, Function.BivariateFunction, Function.BivariateMathFunction, Function.CaseSearchedFunc, Function.CaseSimpleFunc, Function.CastFunc, Function.Cbrt, Function.Ceil, Function.CoalesceFunc, Function.ConcatFunc, Function.ConditionFunc, Function.CopySign, Function.Cos, Function.Cosh, Function.Cot, Function.Div, Function.DoubleBivariateMathFunction, Function.DoubleUnivariateMathFunction, Function.Exp, Function.Expm1, Function.Floor, Function.GetExponent, Function.GreatestFunc, Function.HumanReadableBinaryByteFormatFunc, Function.HumanReadableDecimalByteFormatFunc, Function.HumanReadableDecimalFormatFunc, Function.Hypot, Function.IsDistinctFromFunc, Function.IsFalseFunc, Function.IsNotDistinctFromFunc, Function.IsNotFalseFunc, Function.IsNotNullFunc, Function.IsNotTrueFunc, Function.IsNullFunc, Function.IsTrueFunc, Function.LeastFunc, Function.LeftFunc, Function.Log, Function.Log10, Function.Log1p, Function.LowerFunc, Function.LpadFunc, Function.Max, Function.Min, Function.MultiValueStringHarmonizeNullsFunction, Function.MultiValueStringToArrayFunction, Function.MvContainsFunction, Function.MvOverlapFunction, Function.NextAfter, Function.NextUp, Function.NvlFunc, Function.ParseLong, Function.Pi, Function.Pow, Function.ReduceFunction, Function.Remainder, Function.RepeatFunc, Function.ReplaceFunc, Function.ReverseFunc, Function.RightFunc, Function.Rint, Function.Round, Function.RpadFunc, Function.SafeDivide, Function.ScalarInArrayFunction, Function.Scalb, Function.Signum, Function.Sin, Function.Sinh, Function.SizeFormatFunc, Function.Sqrt, Function.StringFormatFunc, Function.StringLongFunction, Function.StringToArrayFunction, Function.StrlenFunc, Function.StrposFunc, Function.SubMonthFunc, Function.SubstringFunc, Function.Tan, Function.Tanh, Function.TimestampFromEpochFunc, Function.ToDegrees, Function.ToRadians, Function.Ulp, Function.UnivariateFunction, Function.UnivariateMathFunction, Function.UnixTimestampFunc, Function.UpperFunc

Constructor Summary

Constructors

Constructor	Description
ArraysMergeFunction()

Method Summary

Modifier and Type	Method	Description
ExpressionType	getOutputType(Expr.InputBindingInspector inspector, List<Expr> args)	Compute the output type of this function for a given set of argument expression inputs.
boolean	hasArrayOutput()	Returns true if function produces an array.

Methods inherited from class org.apache.druid.math.expr.Function.ArraysFunction

apply, getArrayInputs, getScalarInputs, hasArrayInputs, validateArguments

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.druid.math.expr.Function

asBitmapColumnIndex, asColumnIndexSupplier, asSingleThreaded, asVectorProcessor, canVectorize

Methods inherited from interface org.apache.druid.math.expr.NamedFunction

name, processingFailed, processingFailed, validationFailed, validationFailed, validationHelperCheckAnyOfArgumentCount, validationHelperCheckArgIsLiteral, validationHelperCheckArgumentCount, validationHelperCheckArgumentCount, validationHelperCheckArgumentRange, validationHelperCheckLambaArgumentCount, validationHelperCheckMinArgumentCount, validationHelperCheckMinArgumentCount

Constructor Details

ArraysMergeFunction

public ArraysMergeFunction()

Method Details

hasArrayOutput

public boolean hasArrayOutput()

Description copied from interface: Function

Returns true if function produces an array. All Function implementations are expected to exclusively produce either scalar or array values.

getOutputType

@Nullable
public ExpressionType getOutputType(Expr.InputBindingInspector inspector,
 List<Expr> args)

Description copied from interface: Function

Compute the output type of this function for a given set of argument expression inputs.

See Also:

• Expr.getOutputType(org.apache.druid.math.expr.Expr.InputBindingInspector)