# Package org.h2.expression.function

Functions.

See: Description

Interface Summary
Interface | Description
--- | ---
FunctionCall | This interface is used by the built-in functions, as well as the user-defined functions.

Class Summary
Class | Description
--- | ---
DateTimeFunctions | Date and time functions.
Function | This class implements most built-in functions of this database.
FunctionInfo | This class contains information about a built-in function.
JavaFunction | This class wraps a user-defined function.
TableFunction | Implementation of the functions TABLE(..), TABLE_DISTINCT(..), and UNNEST(..).
ToChar | Emulates Oracle's TO_CHAR function.
ToDateParser | Emulates Oracle's TO_DATE function. This class holds and handles the input data form the TO_DATE-method

Enum Summary
Enum | Description
--- | ---
ToChar.Capitalization | Represents a capitalization / casing strategy.

## Package org.h2.expression.function Description

Functions.