|
postgres=#
postgres=#
postgres=# CREATE TABLE "shipments" (
postgres(# "id" integer NOT NULL,
postgres(# "customer_id" integer,
postgres(# "isbn" text,
postgres(# "ship_date" timestamp with time zone
postgres(# );
CREATE TABLE
postgres=# insert into shipments values (2, 107, '0394800753','2001-09-22 20:18:56-07');
INSERT 0 1
postgres=#
postgres=# select * from shipments;
id | customer_id | isbn | ship_date
----+-------------+------------+------------------------
2 | 107 | 0394800753 | 2001-09-22 20:18:56-07
(1 row)
postgres=#
postgres=# drop function add_shipment(integer,text);
DROP FUNCTION
postgres=#
postgres=# CREATE FUNCTION "add_shipment" (integer,text) RETURNS timestamp with time zone AS '
postgres'# DECLARE
postgres'# customer_id ALIAS FOR $1;
postgres'# isbn ALIAS FOR $2;
postgres'# shipment_id INTEGER;
postgres'# right_now timestamp;
postgres'# BEGIN
postgres'# right_now := ''now'';
postgres'# INSERT INTO shipments VALUES ( 3, customer_id, isbn, right_now );
postgres'# RETURN right_now;
postgres'# END;
postgres'# ' LANGUAGE 'plpgsql';
CREATE FUNCTION
postgres=#
postgres=# select add_shipment(1,'newItem');
add_shipment
----------------------------
2006-10-09 10:06:16.195-07
(1 row)
postgres=#
postgres=# select * from shipments;
id | customer_id | isbn | ship_date
----+-------------+------------+----------------------------
2 | 107 | 0394800753 | 2001-09-22 20:18:56-07
3 | 1 | newItem | 2006-10-09 10:06:16.195-07
(2 rows)
postgres=#
postgres=# drop table shipments;
DROP TABLE
postgres=#
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