pggeodb.nancy.inra.fr/db_toff - db_toff on pggeodb.nancy.inra.fr

Function: checkauth

Schema

public

Owner

postgres

Descriptions

args: a_schema_name, a_table_name, a_key_column_name - Creates trigger on a table to prevent/allow updates and deletes of rows based on authorization token.

Options

Definition

CREATE OR REPLACE FUNCTION public.checkauth (
 text,
 text,
 text
)
RETURNS integer AS
$span$
DECLARE
schema text;
BEGIN
IF NOT LongTransactionsEnabled() THEN
RAISE EXCEPTION 'Long transaction support disabled, use EnableLongTransaction() to enable.';
END IF;

if ( $1 != '' ) THEN
schema = $1;
ELSE
SELECT current_schema() into schema;
END IF;

-- TODO: check for an already existing trigger ?

EXECUTE 'CREATE TRIGGER check_auth BEFORE UPDATE OR DELETE ON '
|| quote_ident(schema) || '.' || quote_ident($2)
||' FOR EACH ROW EXECUTE PROCEDURE CheckAuthTrigger('
|| quote_literal($3) || ')';

RETURN 0;
END;
$span$
LANGUAGE 'plpgsql'
VOLATILE
CALLED ON NULL INPUT
SECURITY INVOKER
COST 100;

COMMENT ON FUNCTION public.checkauth(text, text, text)
IS 'args: a_schema_name, a_table_name, a_key_column_name - Creates trigger on a table to prevent/allow updates and deletes of rows based on authorization token.';

This file was generated with SQL Manager for PostgreSQL (www.pgsqlmanager.com) at 13/03/2014 13:23