What Cascade Delete option is used for?
کیسکیڈ ڈیلیٹ آپشن کس کے لیے استعمال ہوتا ہے؟
- It repeats the recent delete operation to all the records of current table
- It ensures that all the related records will be deleted from parent table is deleted
- It is used to delete all the records of tables in a database
- None of these
Explanation
The Cascade Delete option is a database feature that automatically deletes all related records in a child table when a record is deleted from a parent table.
This helps maintain data consistency and integrity by ensuring that all related data is removed when a primary record is deleted.
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ڈیڈیکیٹیڈ کمپیوٹر سے کیا مراد ہے؟
- Which is assigned one and only one task
- Which is used by one person only
- Which is meant for application software
- None of these
اس سوال کو وضاحت کے ساتھ پڑھیں
ڈی ایم اے کا مطلب کیا ہے؟
- Direct Memory Access
- Direct Module Access
- Direct Memory Allocation
- None of these
اس سوال کو وضاحت کے ساتھ پڑھیں
ڈی او ایس کا مطلب کیا ہے؟
- Digital operating system
- Disk operation system
- Disk operating system
- None of these
اس سوال کو وضاحت کے ساتھ پڑھیں
کسی مخصوص کام کو انجام دینے کے لیے کمپیوٹر کو دی گئی ہدایات کس کا مجموعہ ہے۔
- Monitor
- Hardware
- software
- Printer
اس سوال کو وضاحت کے ساتھ پڑھیں
لائٹ قلم کیا ہے؟
- Mechanical Input device
- Optical input device
- Electronic input device
- Optical output device
- None of these