What is pessimistic locking in SQL?
An example of an AI chatbot conversation about pessimistic locking in SQL.
What is pessimistic locking in SQL?
Pessimistic locking is a concurrency control method that locks a record for exclusive access, preventing other transactions from modifying it until the lock is released.
When should I use pessimistic locking?
You should use pessimistic locking when you expect high contention for a resource, ensuring data integrity by preventing conflicts.
What are the downsides of using pessimistic locking?
The downsides include potential performance bottlenecks and reduced concurrency, as other transactions must wait for the lock to be released.
Can you give an example of how to implement it in SQL?
Sure! In SQL, you can use the SELECT ... FOR UPDATE statement to lock the selected rows for updates.
Use ChatGPT in Telegram
Get this answer and more from ChatGPT in Telegram, try it for free!
Get Started For FreeWhat can MagicBuddy do?
The Friendly AI in Your Pocket
Powered by advanced language models trained on billions of online words and conversations, MagicBuddy delivers friendly and helpful chat on demand.
Ask questions and get answers. Crack jokes and get laughs. Or even get writing ideas and study help. MagicBuddy's conversational intelligence allows for a truly unique and useful chat experience.
Curious? Try these prompts:
Telegram's Best AI-Powered Chatbot
MagicBuddy is incredibly easy to use and the responses are lightning fast! 🥇
Impressive! MagicBuddy is my go-to AI assistant. It’s quick, accurate, and user-friendly.
Sending voice messages makes it easier to use in the middle of the day and the answers are super fast.
Love it! A friend of mine told me about it and it has made my life so much easier. It’s like having a helpful friend in my pocket!
I use 2 months already, simply amazing! MagicBuddy delivers answers in a snap. It’s a must-have tool for staying informed!
Game-changer! MagicBuddy’s speed and accuracy are unmatched. It’s my secret weapon for productivity
Talk to ChatGPT on Telegram
Say Hello to Your New Telegram BFF - Try MagicBuddy Free!
Get Started For Free