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| id | col1 | col2 |
|---|---|---|
| 1 | 1 | 1 |
| id | tableA_id | count |
|---|---|---|
| 1 | 1 | 10 |
| id | tableB_id | quantity |
|---|---|---|
| 1 | 1 | 5 |
| 2 | 1 | 5 |
| id | col1 | col2 |
|---|---|---|
| 1 | 1 | 1 |
| id | tableA_id | count |
|---|---|---|
| 1 | 1 | 10 |
| id | tableB_id | quantity |
|---|---|---|
| 1 | 1 | 5 |
| 2 | 1 | 5 |