What are ACID properties?

Answer Posted / piyush sharma

ACID refers to the basic properties of a database
transaction: Atomicity, Consistency, Isolation, and
Durability.

All Oracle database, Oracle RDB and InnoDB transactions
comply with these properties. However, Oracle's Berkeley DB
database is not ACID-compliant.

Atomicity

The entire sequence of actions must be either completed or
aborted. The transaction cannot be partially successful.

Consistency

The transaction takes the resources from one consistent
state to another.

Isolation

A transaction's effect is not visible to other transactions
until the transaction is committed.

Durability

Changes made by the committed transaction are permanent and
must survive system failure

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