What is SQL concurrency control?
SQL concurrency control is a mechanism that manages simultaneous operations without conflicting. It ensures data integrity.
Why is concurrency control important in databases?
It's crucial for maintaining data consistency and integrity when multiple users access or modify the database at the same time.
What are the different types of concurrency control?
The main types are pessimistic concurrency control, optimistic concurrency control, and multi-version concurrency control.
Can you explain optimistic concurrency control?
Optimistic concurrency control allows transactions to proceed without locking resources, checking for conflicts only at commit time.
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