tps/database/interface/source_maint/srce_delete.sql

52 lines
1.4 KiB
PL/PgSQL

--setup function to delete a single source
DROP FUNCTION IF EXISTS tps.srce_delete(jsonb);
CREATE FUNCTION tps.srce_delete(_defn jsonb) RETURNS jsonb
AS
$f$
DECLARE
_message jsonb;
_MESSAGE_TEXT text;
_PG_EXCEPTION_DETAIL text;
_PG_EXCEPTION_HINT text;
_rebuild BOOLEAN;
BEGIN
-------------------------------do delete---------------------------------
DELETE FROM tps.srce WHERE srce = _defn->>'name';
--could move this record to a "recycle bin" table for a certain period of time
--need to handle cascading record deletes
---------------------------set message-----------------------------------
_message:=
(
$$
{
"status":"complete",
"message":"source was permanently deleted"
}
$$::jsonb
);
RETURN _message;
EXCEPTION WHEN OTHERS THEN
GET STACKED DIAGNOSTICS
_MESSAGE_TEXT = MESSAGE_TEXT,
_PG_EXCEPTION_DETAIL = PG_EXCEPTION_DETAIL,
_PG_EXCEPTION_HINT = PG_EXCEPTION_HINT;
_message:=
($$
{
"status":"fail",
"message":"error dropping the source"
}
$$::jsonb)
||jsonb_build_object('message_text',_MESSAGE_TEXT)
||jsonb_build_object('pg_exception_detail',_PG_EXCEPTION_DETAIL);
RETURN _message;
END;
$f$
LANGUAGE plpgsql