ALTER TRIGGER — change the definition of a trigger
table_nameDEPENDS ON EXTENSION
ALTER TRIGGER changes
properties of an existing trigger. The
RENAME clause changes the name of the given
trigger without otherwise changing the trigger definition. The
DEPENDS ON EXTENSION clause marks
the trigger as dependent on an extension, such that if the
extension is dropped, the trigger will automatically be dropped
You must own the table on which the trigger acts to be allowed to change its properties.
The name of an existing trigger to alter.
The name of the table on which this trigger acts.
The new name for the trigger.
The name of the extension that the trigger is to depend on.
The ability to temporarily enable or disable a trigger is
provided by ALTER
TABLE, not by
TRIGGER has no convenient way to express the option of
enabling or disabling all of a table's triggers at once.
To rename an existing trigger:
ALTER TRIGGER emp_stamp ON emp RENAME TO emp_track_chgs;
To mark a trigger as being dependent on an extension:
ALTER TRIGGER emp_stamp ON emp DEPENDS ON EXTENSION emplib;
ALTER TRIGGER is a PostgreSQL extension of the SQL
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