Question
Discuss the different types of update operations in relation to the integrity constraints which must be satisfied in a relational database model.
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Adjustments:






| 2018 | ₹ | |||
| June 4 | Conveyance charges for Manager's trip to the city | 500 | ||
| June 4 | Wages to casual labourers | 1,500 | ||
| June 5 | Bus fare to workmen sent to customer's premises | 200 | ||
| June 5 | Stationery purchased for ₹ 1,000 plus CGST and SGST @ 6% each | |||
| June 6 | Sent documents to Head Office by registered post | 400 | ||
| June 6 | Postage stamps purchased | 1,000 | ||
| June 6 | Revenue stamps for payment of wages | 500 | ||
| June 7 | Repair of printer | 400 | ||
| June 7 | Paid electricity bill | 1,700 | ||
| June 8 | Wages paid to coolies for shifting furniture, etc. | 400 | ||
| June 8 | Taxi fare to Assistant Manager | 500 | ||
| June 8 | Letters by registered post sent to different suppliers | 1,000 | ||
| June 8 | Locks purchased for ₹ 800 plus CGST and SGST @ 6% each | |||
| June 8 | Stationery purchased for ₹ 400 plus CGST and SGST @ 6% each | |||
| June 8 | Refreshments to customers |
200
|
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