To create a database in MySQL, use the "CREATE DATABASE" statement: ExampleGet your own Python Server create a database named "mydatabase": importmysql.connector mydb = mysql.connector.connect( host="localhost",
CREATE DATABASE使用给定名称创建数据库。要使用此语句,您需要数据库的CREATE权限。CREATE SCHEMA是CREATE DATABASE的同义词。 如果数据库存在并且您未指定IF NOT EXISTS,则会发生错误。 不允许在具有活动LOCK TABLES语句的会话中创建数据库 每个create_option都指定了一个数据库特性。数据库特征存储在数据库目录中的db....
[root@box3~]# mysql -udba -pdba -h172.16.20.51WelcometotheMySQLmonitor.Commandsendwith;or\g.mysql>createdatabasebiz_db;ERROR1044(42000):Accessdeniedforuser'dba'@'%'todatabase'biz_db'mysql>createdatabasedb02;ERROR1044(42000):Accessdeniedforuser'dba'@'%'todatabase'db02'mysql>createdatabase...
MySQL improves security, scalablity, developer productivity and performance for web, mobile, embedded and Cloud applications. MySQL delivers: Transactional Data Dictionaryimplemented as a set of SQL tables stored in a single InnoDB tablespace.
Database changed/*create new tables in testDB*/mysql>create table testTB(-> testNum VARCHAR(16) NOT NULL,-> testName VARCHAR(32) NOT NULL,->testDate DATE NOT NULL); Query OK,0rows affected (0.12sec)/*view fields in testTB*/mysql>describe testTB;+---+---+---+---+---+---...
mysql> CREATE DATABASE menagerie; Under Unix, database names are case-sensitive (unlike SQL keywords), so you must always refer to your database as menagerie, not as Menagerie, MENAGERIE, or some other variant. This is also true for table names. (Under Windows, this restriction does not ...
A database in MySQL is implemented as a directory containing files that correspond to tables in the database. Because there are no tables in a database when it is initially created, theCREATE DATABASEstatement creates only a directory under the MySQL data directory and thedb.optfile. Rules ...
MySQL数据系统与其它关系数据库一样,在需要使用该数据库之前,必须先创建数据库。之前已经提出过一个概念,就是任何程序都是四种语句状态:新增、查找、修改、删除。创建数据库当然属于第一种“新增”的语句状态。让我们先用 HELP ‘CREATE DATABASE’; 命令查看一下该语句的结构。
mysql> CREATE USER 'sstuser'@'localhost' IDENTIFIED BY 'mysql'; Query OK, 0 rows affected (0.00sec) mysql> GRANT RELOAD, LOCK TABLES, PROCESS, REPLICATION CLIENT ON *.* TO 'sstuser'@'localhost'; Query OK, 0 rows affected (0.00sec) ...
mysql> CREATE DATABASE test_db; Query OK, 1 row affected (0.12 sec); “Query OK, 1 row affected (0.12 sec);”提示中,“Query OK”表示上面的命令执行成功,“1 row affected”表示操作只影响了数据库中一行的记录,“0.12 sec”则记录了操作执行的时间。