一致性 (数据库)

一致性是数据库系统的一项要求：任何数据库事务修改数据必须满足定义好的规则，包括数据完整性（约束）、级联回滚、触发器等。[1]

一致性是数据库事务的ACID四大原则之一。

参见

C. J. Date, "SQL and Relational Theory: How to Write Accurate SQL Code 2nd edition", O'reilly Media, Inc., 2012, pg. 180.

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