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Server version: 5.1.40-community MySQL Community Server (GPL)
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mysql> use bugfree
Database changed
mysql> select * from bugproject;
+-----------+--------------+------------+-------------+---------------------+
| ProjectID | ProjectName | ProjectDoc | ProjectPlan | AddDate |
+-----------+--------------+------------+-------------+---------------------+
| 1 | Mission Test | | | 2004-09-22 11:39:30 |
| 2 | HIS(PB) | | | 2009-12-17 10:27:35 |
+-----------+--------------+------------+-------------+---------------------+
2 rows in set (0.00 sec)
mysql> delete From bughistory Where BugID in
-> (
-> Select bugID From buginfo Where ProjectID=1
-> );
Query OK, 14 rows affected (0.02 sec)
mysql> Delete From buginfo Where ProjectID=1;
Query OK, 11 rows affected (0.00 sec)
mysql> Delete From bugmodule Where ProjectID=1;
Query OK, 11 rows affected (0.00 sec)
mysql> Delete From bugproject Where ProjectID=1;
Query OK, 1 row affected (0.00 sec)