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我有三个表格,所以我可以显示单独的表格并跟踪不同的事物。如何更新mySQL中其他两个表的数量列?
如何使纸箱_CURRENT“在CARTONS_PULLED pull_qty”和‘’在CARTONS_ADDED更新‘数量add_qty’?
当我创建它插入到CARTONS_CURRENT量新型号。
现在我需要更新CARTONS_CURRENT中的'qty',并从其他两个表中添加和拉取? 'part_no'是主键,并且始终是更新的参考。
这里是我的表:
DATABASE NAME: _hero
TABLE NAME: CARTONS_CURRENT
+--------------+--------------+--------+--------+-------------------+------------+
| Column | Type | Null | Key | Default | Extra |
+--------------+--------------+--------+--------+-------------------+------------+
| orig_time | timestamp | No | | CURRENT_TIMESTAMP | |
| type | text | No | | | |
| part_no | varchar(20) | No | Prim | | |
| description | varchar(75) | No | | | |
| count | varchar(2) | No | | | |
| size | varchar(30) | No | | | |
| min | int(7) | No | | | |
| max | int(7) | No | | | |
| qty | int(8) | No | | | |
+--------------+--------------+--------+--------+-------------------+------------+
TABLE NAME: CARTONS_ADDED
+--------------+--------------+--------+--------+-------------------+------------+
| Column | Type | Null | Key | Default | Extra |
+--------------+--------------+--------+--------+-------------------+------------+
| add_time | timestamp | No | Prim | CURRENT_TIMESTAMP | |
| type | text | No | | | |
| part_no | varchar(20) | No | Prim | | |
| add_type | varchar(25) | No | | | |
| add_qty | int(8) | No | | | |
| add_ref | varchar(35) | No | | | |
| add_by | text | No | | | |
| add_notes | varchar(300) | No | | | |
+--------------+--------------+--------+--------+-------------------+------------+
TABLE NAME: CARTONS_PULLED
+--------------+--------------+--------+--------+-------------------+------------+
| Column | Type | Null | Key | Default | Extra |
+--------------+--------------+--------+--------+-------------------+------------+
| pull_time | timestamp | No | Prim | CURRENT_TIMESTAMP | |
| type | text | No | | | |
| part_no | varchar(20) | No | Prim | | |
| pull_type | varchar(25) | No | | | |
| pull_qty | int(8) | No | | | |
| pull_ref | varchar(35) | No | | | |
| pull_by | text | No | | | |
| pull_notes | varchar(300) | No | | | |
+--------------+--------------+--------+--------+-------------------+------------+