-- 使用数据库USEmy_database; 1. 2. 使用SQL 创建表 创建数据库后,您还需要创建至少一个表来存储数据。下面的代码示例展示了如何在用户数据库中创建一个简单的用户信息表。 -- 创建用户信息表的 SQL 语句CREATETABLEusers(idINTAUTO_INCREMENTPRIMARYKEY,usernameVARCHAR(50)
On Slack: mysqlcommunity.slack.com (#workbench) Report bugs tohttp://bugs.mysql.com MySQL documentation can be found here:http://dev.mysql.com/doc/refman/8.0/en/ Subject Views Written By Posted Workbench create database 70499 Cluesome McClue ...
让我们先看一个使用CREATE TABLE创建表的代码示例: CREATETABLEtest_table(idINTAUTO_INCREMENTPRIMARYKEY,nameVARCHAR(100)NOTNULL,created_atTIMESTAMPDEFAULTCURRENT_TIMESTAMP); 1. 2. 3. 4. 5. 这个语句创建了一个简单的表test_table,包含id、name和created_at三个字段。正常情况下,用户应该能够对这个表进行...
TheENCRYPTIONoption, introduced in MySQL 8.0.16, defines the default database encryption, which is inherited by tables created in the database. The permitted values are'Y'(encryption enabled) and'N'(encryption disabled). If theENCRYPTIONoption is not specified, the value of thedefault_table_encr...
When you create a database, let the server manage the directory and the files in it. Manipulating database directories and files directly can cause inconsistencies and unexpected results. MySQL has no limit on the number of databases. The underlying file system may have a limit on the number ...
百度试题 题目 在MySQL中,Create Schema和Create Database的作用是一样的,都是创建数据库。在MySQL Workbench中,创建数据库使用的是Create Schema。 A.正确B.错误 相关知识点: 试题来源: 解析 A 反馈 收藏
Click Save in the upper-right corner of the page. In the Save Settings dialog box, configure the parameters and click OK. Note When configuring Save Settings, ensure the new Physical Table Name does not duplicate any existing table names in the source database. The Physical Table Name and...
Description: Hi, I can't create a primary key on an eisting table without an error, always the same : Operation failed: There was an error while applying the SQL script to the database. Executing: ALTER TABLE `conduitelimoges`.`rebuts` DROP PRIMARY KEY, ADD PRIMARY KEY (`Idrebuts`,...
Bug #59521 Cannot create Server instance for localhost through wizard in workbench Submitted: 14 Jan 2011 23:39Modified: 28 Jan 2011 11:07 Reporter: Ali Mohamed Email Updates: Status: Duplicate Impact on me: None Category: MySQL Workbench: AdministrationSeverity: S3 (Non-critical) Version: ...
MySQL Workbench on Github: https://github.com/mysql/mysql-workbench On Twitter: https://twitter.com/MySQLWorkbench On Slack: mysqlcommunity.slack.com (#workbench) Report bugs to http://bugs.mysql.com MySQL documentation can be found here: http://dev.mysql.com/doc/refman/8.0/en/Naviga...