Locking
Everything on SkillVeris tagged Locking — collected across the glossary, study notes, blog, and cheat sheets.
6 resources across 2 libraries
Study Notes(4)
Transactions and Locking
Understand how SQL Server groups statements into atomic transactions, uses locks to enforce isolation, and how deadlocks arise and get resolved.
Locking in PostgreSQL
The row-level and table-level lock modes PostgreSQL uses to coordinate concurrent writers, and how to inspect and reason about lock contention.
Locking and Concurrency Control
How databases use locks and isolation levels to let transactions run concurrently without corrupting data.
State Locking
State locking prevents two Terraform operations from writing to the same state file simultaneously, protecting against corruption and lost updates.
Interview Questions(2)
What is a Deadlock in Database?
A deadlock in a database happens when two or more transactions each hold a lock the other needs, so every transaction involved waits forever and none can proce…
How Would You Design a Concurrent Hash Map?
A concurrent hash map achieves thread-safe reads and writes at scale by splitting the table into independently lockable segments (or per-bucket locks) instead…