What is a database transaction?

What is a database transaction?

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What is the difference between a lock and a latch in the context of concurrent access to a database?

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Using SQL Server as a DB queue with multiple clients

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MS Access (MDB) concurrency

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Do database transactions prevent race conditions?

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Read Locks and Write Locks

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postgreSQL concurrently change column type from int to bigint

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Atomic operations in Django?

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In SQL Server, how can I lock a single row in a way similar to Oracle's "SELECT FOR UPDATE WAIT"?

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How are locking mechanisms (Pessimistic/Optimistic) related to database transaction isolation levels?

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The best way to use a DB table as a job queue (a.k.a batch queue or message queue)

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Django: how to do get_or_create() in a threadsafe way?

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Variable transaction isolation levels by request

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Managing the product count in the database

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How to use actors for database access and DDD?

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