Microsoft Windows [Version 6.1.7600]
Copyright (c) 2009 Microsoft Corporation. All rights reserved.
C:\Users\Acer>cd..
C:\Users>cd..
C:\>xampp\mysql\bin\mysql -u root -p
Enter password:
Welcome to the MySQL monitor. Commands end with ; or \g.
Your MySQL connection id is 3
Server version: 5.5.8 MySQL Community Server (GPL)
Copyright (c) 2000, 2010, Oracle and/or its affiliates. All rights reserved.
Oracle is a registered trademark of Oracle Corporation and/or its
affiliates. Other names may be trademarks of their respective
owners.
Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.
mysql> create database toko_bintang;
Query OK, 1 row affected (0.00 sec)
mysql> use toko_bintang;
Database changed
mysql> create table jual(item char(21),jumlah int);
Query OK, 0 rows affected (0.14 sec)
mysql> create table stok(item char(21),stok int);
Query OK, 0 rows affected (0.17 sec)
mysql> select * from jual;
Empty set (0.00 sec)
mysql> select * from stok;
Empty set (0.00 sec)
mysql> insert into stok values('mie',150),('deterjen',100),('rokok',50);
Query OK, 3 rows affected (0.08 sec)
Records: 3 Duplicates: 0 Warnings: 0
mysql> select * from stok;
+----------+------+
| item | stok |
+----------+------+
| mie | 150 |
| deterjen | 100 |
| rokok | 50 |
+----------+------+
3 rows in set (0.00 sec)
mysql> delimiter $$
mysql> create trigger kurang_stok
-> after insert on jual for each row
-> begin
-> update stok set stok=stok-new.jumlah where item=new.item;
-> end$$
Query OK, 0 rows affected (0.16 sec)
mysql> delimiter ;
mysql> insert into jual values('mie',50),('deterjen',30),('rokok',20);
Query OK, 3 rows affected (0.09 sec)
Records: 3 Duplicates: 0 Warnings: 0
mysql> select * from jual;
+----------+--------+
| item | jumlah |
+----------+--------+
| mie | 50 |
| deterjen | 30 |
| rokok | 20 |
+----------+--------+
3 rows in set (0.00 sec)
mysql> select * from stok;
+----------+------+
| item | stok |
+----------+------+
| mie | 100 |
| deterjen | 70 |
| rokok | 30 |
+----------+------+
3 rows in set (0.00 sec)
mysql> delimiter $$
mysql> create trigger tambah_stok
-> after delete on jual for each row
-> begin
-> update stok set stok=stok+old.jumlah where item=old.item;
-> end$$
Query OK, 0 rows affected (0.09 sec)
mysql> delimiter ;
mysql> select * from jual
-> ;
+----------+--------+
| item | jumlah |
+----------+--------+
| mie | 50 |
| deterjen | 30 |
| rokok | 20 |
+----------+--------+
3 rows in set (0.00 sec)
mysql> delete from jual where item+'rokok';
Query OK, 0 rows affected, 6 warnings (0.03 sec)
mysql> select * from jual;
+----------+--------+
| item | jumlah |
+----------+--------+
| mie | 50 |
| deterjen | 30 |
| rokok | 20 |
+----------+--------+
3 rows in set (0.00 sec)
mysql> delete from jual where item='rokok';
Query OK, 1 row affected (0.08 sec)
mysql> select * from jual;
+----------+--------+
| item | jumlah |
+----------+--------+
| mie | 50 |
| deterjen | 30 |
+----------+--------+
2 rows in set (0.00 sec)
mysql> select * from stok;
+----------+------+
| item | stok |
+----------+------+
| mie | 100 |
| deterjen | 70 |
| rokok | 50 |
+----------+------+
3 rows in set (0.00 sec)
mysql>
