Glossary
ACID: Atomicity, consistency, isolation, and durability, the four desirable properties of a classic transaction processing system. Each transaction is an atomic (indivisible) unit of work that fails or succeeds as a unit. The database is always in a consistent state at the start and end of a transaction; no constraints are violated. Each transaction is isolated from all the other transactions against the database. Finally, the work done by a transaction is persisted in the database (durable) when a transaction succeeds. See BASE.
Array: A data structure that uses one or more numeric position indexes (subscripts) to locate a value. The elements of an array are all of the same data type.
BASE: A deliberately cute acronym that is short ...
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