Metadata about triggers can be obtained as follows:
Query the TRIGGERS table of the
INFORMATION_SCHEMA database. See
Section 21.26, “The INFORMATION_SCHEMA TRIGGERS Table”.
Use the SHOW CREATE TRIGGER
statement. See Section 13.7.5.13, “SHOW CREATE TRIGGER Syntax”.
Use the SHOW TRIGGERS
statement. See Section 13.7.5.39, “SHOW TRIGGERS Syntax”.