GB/T 12991-1991
AbolishedInformation processing systems--Database language SQL with integrity enhancement
信息处理系统 数据库语言SQL
Application Summary AI generated
This standard specifies the SQL database language with integrity enhancement features for information processing systems. It is applied in the development and implementation of relational database management systems (RDBMS) to ensure data integrity through constraints like primary keys, foreign keys, and check conditions. The standard is used by software engineers and database administrators in IT environments to create, query, and maintain databases with consistent and reliable data.
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