Database语言的相关内容

问答 2022-03-14 来自：开发者社区

如何使用CREATE DATABASE数据定义语言

[backcolor=transparent]格式 CREATE DATABASE [IF NOT EXISTS] dbname [create_specification_list];create_specification_list: create_specification [, create...

问答 2022-03-14 来自：开发者社区

如何使用ALTER_DATABASE数据定义语言

[backcolor=transparent]格式 ALTER DATABASE [dbname] alter_specification_list;alter_specification_list: alter_specification [, alter_specifica...

问答 2022-03-14 来自：开发者社区

如何使用DROP DATABASE数据定义语言

格式 DROP DATABASE [IF EXISTS] dbname; DROP DATABASE用于取消数据库中的所用表格和取消数据库。 IF EXISTS用于防止当数据库不存在时发生错误。举例 Oceanbase>drop database test3;ERROR 1008 (HY000): Can't drop database 'test3';database doesn't e...

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更新时间 2024-07-24 09:12:20

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