Spark Expression packages for DataFusion.

This crate contains a collection of various Spark expression packages for DataFusion, implemented using the extension API.

Available Packages

See the list of modules in this crate for available packages.

Using A Package

You can register all functions in all packages using the register_all function.

Each package also exports an expr_fn submodule to help create Exprs that invoke functions using a fluent style. For example:

Modules

expr_fn

Fluent-style API for creating Exprs

function

Functions

all_default_aggregate_functions

Returns all default aggregate functions

all_default_scalar_functions

Returns all default scalar functions

all_default_table_functions

Returns all default table functions

all_default_window_functions

Returns all default window functions

register_all

Registers all enabled packages with a FunctionRegistry