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

Packages that use UserDefinedFunction

Package	Description
org.apache.flink.table.api
org.apache.flink.table.functions

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

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

Modifier and Type	Method	Description
static ApiExpression	Expressions.call(UserDefinedFunction function, Object... arguments)	A call to an unregistered, inline function.
void	TableEnvironment.createTemporaryFunction(String path, UserDefinedFunction functionInstance)	Registers a UserDefinedFunction instance as a temporary catalog function.
void	TableEnvironment.createTemporarySystemFunction(String name, UserDefinedFunction functionInstance)	Registers a UserDefinedFunction instance as a temporary system function.

Method parameters in org.apache.flink.table.api with type arguments of type UserDefinedFunction

Modifier and Type	Method	Description
static ApiExpression	Expressions.call(Class<? extends UserDefinedFunction> function, Object... arguments)	A call to an unregistered, inline function.
void	TableEnvironment.createFunction(String path, Class<? extends UserDefinedFunction> functionClass)	Registers a UserDefinedFunction class as a catalog function in the given path.
void	TableEnvironment.createFunction(String path, Class<? extends UserDefinedFunction> functionClass, boolean ignoreIfExists)	Registers a UserDefinedFunction class as a catalog function in the given path.
void	TableEnvironment.createTemporaryFunction(String path, Class<? extends UserDefinedFunction> functionClass)	Registers a UserDefinedFunction class as a temporary catalog function.
void	TableEnvironment.createTemporarySystemFunction(String name, Class<? extends UserDefinedFunction> functionClass)	Registers a UserDefinedFunction class as a temporary system function.
static FunctionDescriptor.Builder	FunctionDescriptor.forFunctionClass(Class<? extends UserDefinedFunction> functionClass)	Creates a FunctionDescriptor.Builder for a function descriptor for the given function class.
Table	TableEnvironment.fromCall(Class<? extends UserDefinedFunction> function, Object... arguments)	Returns a Table backed by a call to a process table function (PTF).
Table	PartitionedTable.process(Class<? extends UserDefinedFunction> function, Object... arguments)	Transforms the given table by passing it into a process table function (PTF) with set semantics.
Table	Table.process(Class<? extends UserDefinedFunction> function, Object... arguments)	Transforms the given table by passing it into a process table function (PTF) with row semantics.

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

Subclasses of UserDefinedFunction in org.apache.flink.table.functions

Modifier and Type	Class	Description
class	ProcessTableFunction<T>	Base class for a user-defined process table function (PTF).
class	ScalarFunction	Base class for a user-defined scalar function.
class	TableFunction<T>	Base class for a user-defined table function.
class	TemporalTableFunction	Class representing temporal table function over some history table.