add update_changed trigger
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								helper/81-changed-trigger.sql
									
									
									
									
									
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							| @ -0,0 +1,22 @@ | ||||
| --  | ||||
| -- update_changed trigger | ||||
| --  kann überall als Trigger-Funktion genutzt werden, um bei Aktualisierungen das aktuelle Datum reinzuschreiben. | ||||
| --  | ||||
|  | ||||
| CREATE OR REPLACE FUNCTION update_changed() RETURNS trigger | ||||
|     AS $code$ | ||||
|       BEGIN | ||||
|         NEW.changed := now(); | ||||
|         RETURN NEW; | ||||
|       END; | ||||
|       $code$ | ||||
|    LANGUAGE plpgsql | ||||
|    SECURITY DEFINER | ||||
|    SET search_path = :schema, pg_temp | ||||
|    ; | ||||
|  | ||||
| --  | ||||
| \set function update_changed() | ||||
| \ir 55-function-grant-all.sql | ||||
|  | ||||
|  | ||||
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	 Alvar C.H. Freude
					Alvar C.H. Freude