Deprecated: The each() function is deprecated. This message will be suppressed on further calls in /home/zhenxiangba/zhenxiangba.com/public_html/phproxy-improved-master/index.php on line 456
datafusion::functions_array::map_keys - Rust
[go: Go Back, main page]
datafusion::functions_array

Module map_keys

Source
Available on crate feature nested_expressions only.
Expand description

ScalarUDFImpl definitions for map_keys function.

Structs§

MapKeysFunc

Functions§

map_keys
Return a list of all keys in the map.
map_keys_udf
ScalarFunction that returns a ScalarUDF for MapKeysFunc