What is lock-based control?
An example of an AI chatbot conversation about lock-based control in databases.
Can you explain what lock-based control is?
Lock-based control is a concurrency control mechanism used in databases to manage access to data.
How does it work in a multi-user environment?
It works by placing locks on data items to prevent other transactions from accessing them until the lock is released.
What are the types of locks used?
The main types of locks are shared locks, which allow read access, and exclusive locks, which allow write access.
What are the advantages and disadvantages of using lock-based control?
Advantages include data integrity and consistency, while disadvantages can be deadlocks and reduced performance.
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