| PoId | Qty | company | Itemid | ItemName |
| PoId | Qty | Company | itemId | Qty |
| 01 | 20 | aa | ac-00002 | Potato |
when i update the record (qty) from 20 to 10 then there add a new field in same table which show me difference between old value and updated value.
storing difference Value
hi expert, i have a probelm , i have table purcahseline which have column as
having multipel records, now when i used update query on this table, suppose it have old record
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