Uses of Class
org.apache.flink.table.functions.ScalarFunction

Packages that use ScalarFunction

Package	Description
org.apache.flink.python.tests.util
org.apache.flink.table.api
org.apache.flink.table.api.internal
org.apache.flink.table.catalog
org.apache.flink.table.examples.java.basics
org.apache.flink.table.examples.java.functions
org.apache.flink.table.functions
org.apache.flink.table.functions.hive
org.apache.flink.table.functions.python
org.apache.flink.table.runtime.functions.scalar
org.apache.flink.table.toolbox
org.apache.flink.table.types.extraction

Uses of ScalarFunction in org.apache.flink.python.tests.util

Subclasses of ScalarFunction in org.apache.flink.python.tests.util

Modifier and Type	Class	Description
class	AddOne	Scala UDF for testing.

Uses of ScalarFunction in org.apache.flink.table.api

Methods in org.apache.flink.table.api with parameters of type ScalarFunction

Modifier and Type	Method	Description
void	TableEnvironment.registerFunction(String name, ScalarFunction function)	Deprecated. Use TableEnvironment.createTemporarySystemFunction(String, UserDefinedFunction) instead.

Uses of ScalarFunction in org.apache.flink.table.api.internal

Methods in org.apache.flink.table.api.internal with parameters of type ScalarFunction

Modifier and Type	Method	Description
void	TableEnvironmentImpl.registerFunction(String name, ScalarFunction function)

Uses of ScalarFunction in org.apache.flink.table.catalog

Methods in org.apache.flink.table.catalog with parameters of type ScalarFunction

Modifier and Type	Method	Description
void	FunctionCatalog.registerTempCatalogScalarFunction(ObjectIdentifier oi, ScalarFunction function)	Deprecated. Use FunctionCatalog.registerTemporaryCatalogFunction(UnresolvedIdentifier, FunctionDefinition, boolean) instead.
void	FunctionCatalog.registerTempSystemScalarFunction(String name, ScalarFunction function)	Deprecated. Use FunctionCatalog.registerTemporarySystemFunction(String, FunctionDefinition, boolean) instead.

Uses of ScalarFunction in org.apache.flink.table.examples.java.basics

Subclasses of ScalarFunction in org.apache.flink.table.examples.java.basics

Modifier and Type	Class	Description
static class	GettingStartedExample.AddressNormalizer	We can put frequently used procedures in user-defined functions.

Uses of ScalarFunction in org.apache.flink.table.examples.java.functions

Subclasses of ScalarFunction in org.apache.flink.table.examples.java.functions

Modifier and Type	Class	Description
class	InternalRowMergerFunction	Merges two rows into a single row with unique field names.

Uses of ScalarFunction in org.apache.flink.table.functions

Methods in org.apache.flink.table.functions that return ScalarFunction

Modifier and Type	Method	Description
ScalarFunction	ScalarFunctionDefinition.getScalarFunction()	Deprecated.

Methods in org.apache.flink.table.functions with parameters of type ScalarFunction

Modifier and Type	Method	Description
static InputTypeStrategy	LegacyUserDefinedFunctionInference.getInputTypeStrategy(ScalarFunction func)	Deprecated.
static TypeStrategy	LegacyUserDefinedFunctionInference.getOutputTypeStrategy(ScalarFunction func)	Deprecated.

Constructors in org.apache.flink.table.functions with parameters of type ScalarFunction

Constructor	Description
ScalarFunctionDefinition(String name, ScalarFunction scalarFunction)	Deprecated.

Uses of ScalarFunction in org.apache.flink.table.functions.hive

Subclasses of ScalarFunction in org.apache.flink.table.functions.hive

Modifier and Type	Class	Description
class	HiveGenericUDF	A ScalarFunction implementation that calls Hive's GenericUDF.
class	HiveScalarFunction<UDFType>	Abstract class to provide more information for Hive UDF and GenericUDF functions.
class	HiveSimpleUDF	A ScalarFunction implementation that calls Hive's UDF.

Uses of ScalarFunction in org.apache.flink.table.functions.python

Subclasses of ScalarFunction in org.apache.flink.table.functions.python

Modifier and Type	Class	Description
class	PythonScalarFunction	The wrapper of user defined python scalar function.

Uses of ScalarFunction in org.apache.flink.table.runtime.functions.scalar

Subclasses of ScalarFunction in org.apache.flink.table.runtime.functions.scalar

Modifier and Type	Class	Description
class	ArrayAppendFunction	Implementation of BuiltInFunctionDefinitions.ARRAY_APPEND.
class	ArrayConcatFunction	Implementation of BuiltInFunctionDefinitions.ARRAY_CONCAT.
class	ArrayContainsFunction	Implementation of BuiltInFunctionDefinitions.ARRAY_CONTAINS.
class	ArrayDistinctFunction	Implementation of BuiltInFunctionDefinitions.ARRAY_DISTINCT.
class	ArrayExceptFunction	Implementation of BuiltInFunctionDefinitions.ARRAY_EXCEPT.
class	ArrayIntersectFunction	Implementation of BuiltInFunctionDefinitions.ARRAY_INTERSECT.
class	ArrayJoinFunction	Implementation of BuiltInFunctionDefinitions.ARRAY_JOIN.
class	ArrayMaxFunction	Implementation of BuiltInFunctionDefinitions.ARRAY_MAX.
class	ArrayMinFunction	Implementation of BuiltInFunctionDefinitions.ARRAY_MIN.
class	ArrayPositionFunction	Implementation of BuiltInFunctionDefinitions.ARRAY_POSITION.
class	ArrayPrependFunction	Implementation of BuiltInFunctionDefinitions.ARRAY_PREPEND.
class	ArrayRemoveFunction	Implementation of BuiltInFunctionDefinitions.ARRAY_REMOVE.
class	ArrayReverseFunction	Implementation of BuiltInFunctionDefinitions.ARRAY_REVERSE.
class	ArraySliceFunction	Implementation of BuiltInFunctionDefinitions.ARRAY_SLICE.
class	ArraySortFunction	Implementation of ARRAY_SORT function.
class	ArrayUnionFunction	Implementation of BuiltInFunctionDefinitions.ARRAY_UNION.
class	BTrimFunction	Implementation of BuiltInFunctionDefinitions.BTRIM.
class	BuiltInScalarFunction	Base class for runtime implementation represented as ScalarFunction that is constructed from BuiltInFunctionDefinition.specialize(SpecializedContext).
class	CoalesceFunction	Implementation of BuiltInFunctionDefinitions.COALESCE.
class	EltFunction	Implementation of BuiltInFunctionDefinitions.ELT.
class	EndsWithFunction	Implementation of BuiltInFunctionDefinitions.ENDS_WITH.
class	IfNullFunction	Implementation of BuiltInFunctionDefinitions.IF_NULL.
class	JsonQuoteFunction	Implementation of BuiltInFunctionDefinitions.JSON_QUOTE.
class	JsonUnquoteFunction	Implementation of BuiltInFunctionDefinitions.JSON_UNQUOTE.
class	MapEntriesFunction	Implementation of BuiltInFunctionDefinitions.MAP_ENTRIES.
class	MapFromArraysFunction	Implementation of BuiltInFunctionDefinitions.MAP_FROM_ARRAYS.
class	MapKeysFunction	Implementation of BuiltInFunctionDefinitions.MAP_KEYS.
class	MapUnionFunction	Implementation of BuiltInFunctionDefinitions.MAP_UNION.
class	MapValuesFunction	Implementation of BuiltInFunctionDefinitions.MAP_VALUES.
class	PrintfFunction	Implementation of BuiltInFunctionDefinitions.PRINTF.
class	RegexpCountFunction	Implementation of BuiltInFunctionDefinitions.REGEXP_COUNT.
class	RegexpExtractAllFunction	Implementation of BuiltInFunctionDefinitions.REGEXP_EXTRACT_ALL.
class	RegexpInstrFunction	Implementation of BuiltInFunctionDefinitions.REGEXP_INSTR.
class	RegexpSubstrFunction	Implementation of BuiltInFunctionDefinitions.REGEXP_SUBSTR.
class	SourceWatermarkFunction	Implementation of BuiltInFunctionDefinitions.SOURCE_WATERMARK.
class	SplitFunction	Implementation of BuiltInFunctionDefinitions.SPLIT.
class	StartsWithFunction	Implementation of BuiltInFunctionDefinitions.STARTS_WITH.
class	TranslateFunction	Implementation of BuiltInFunctionDefinitions.TRANSLATE.
class	TypeOfFunction	Implementation of BuiltInFunctionDefinitions.TYPE_OF.
class	UnhexFunction	Implementation of BuiltInFunctionDefinitions.UNHEX.
class	UrlDecodeFunction	Implementation of BuiltInFunctionDefinitions.URL_DECODE.
class	UrlEncodeFunction	Implementation of BuiltInFunctionDefinitions.URL_ENCODE.

Uses of ScalarFunction in org.apache.flink.table.toolbox

Subclasses of ScalarFunction in org.apache.flink.table.toolbox

Modifier and Type	Class	Description
class	StringRegexReplaceFunction	Scalar function for replacing all occurrences of a regular expression with a replacement string.

Uses of ScalarFunction in org.apache.flink.table.types.extraction

Method parameters in org.apache.flink.table.types.extraction with type arguments of type ScalarFunction

Modifier and Type	Method	Description
static TypeInference	TypeInferenceExtractor.forScalarFunction(DataTypeFactory typeFactory, Class<? extends ScalarFunction> function)	Extracts a type inference from a ScalarFunction.