mysql.func Table
The mysql.func table stores information about user-defined functions (UDFs) created with the CREATE FUNCTION UDF statement.
MariaDB starting with 10.4
In MariaDB 10.4 and later, this table uses the Aria storage engine.
MariaDB until 10.3
In MariaDB 10.3 and before, this table uses the MyISAM storage engine.
The mysql.func table contains the following fields:
| Field | Type | Null | Key | Default | Description |
|---|---|---|---|---|---|
name | char(64) | NO | PRI | UDF name | |
ret | tinyint(1) | NO | 0 | ||
dl | char(128) | NO | Shared library name | ||
type | enum('function','aggregate') | NO | NULL | Type, either function or aggregate. Aggregate functions are summary functions such as SUM() and AVG(). |
Example
SELECT * FROM mysql.func; +------------------------------+-----+--------------+-----------+ | name | ret | dl | type | +------------------------------+-----+--------------+-----------+ | spider_direct_sql | 2 | ha_spider.so | function | | spider_bg_direct_sql | 2 | ha_spider.so | aggregate | | spider_ping_table | 2 | ha_spider.so | function | | spider_copy_tables | 2 | ha_spider.so | function | | spider_flush_table_mon_cache | 2 | ha_spider.so | function | +------------------------------+-----+--------------+-----------+
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