Database
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Transaction
Quick Definition
Single unit of work that succeeds or fails completely
Full Definition
A sequence of database operations treated as a single unit that succeeds or fails completely.
Examples
BEGIN, COMMIT, ROLLBACK, isolation levels, savepoints
Related Terms
acid
concurrency-control
More Database Terms
CAP Theorem
Theorem on Consistency, Availability, Partition tolerance trade-offs
Denormalization
Intentionally adding redundancy to improve reads
Indexing
Creating data structures to speed up data retrieval
Isolation Level
Degree of visibility between concurrent transactions
Sharding
Horizontal data partitioning across multiple instances
Query Optimization
Improving query performance through various techniques