The DROP command removes all the objects stored in the database and database from the SQL server. The DROP query removes the database permanently from the SQL Server. If tables and views stored in the database are important for you, then the data backup needs to be kept in another datab...
SQL Drop DataBase The DROP DATABASE Statement is used to drop or delete a database. Dropping of the database will drop all database objects (tables, views, procedures etc.) inside it. The user should have admin privileges for deleting a database. The DROP statement cannot be rollback. S...
Deleting a database from your system is called “dropping”. The word delete usually refers toremoving rows from a table, and “dropping” is deleting or removing an object, such as a table, or even a database. So, dropping a database and deleting a database in SQL are the same thing...
SQLDROP DATABASE语句用来删除已经存在的数据库。 语法 DROP DATABASE 语句的基本语法如下: DROP DATABASE DatabaseName; DatabaseName 表示要删除的数据库。 示例 如果希望删除现有的 test 数据库,那么 DROP DATABASE 语句的写法如下: DROP DATABASE test; ...
使用DROP DATABASE 删除数据库 显示“无法删除数据库 ,因为该数据库当前正在使用。 解决办法:在删除某一个数据库(下例中的“DB1”数据库)前,强制kill掉该数据库上的所有数据库连接。 无法删除数据库 "#Test",因为该数据库当前正在使用--查询分析器中执行下面的语句就行了.usemastergodeclare@dbnamesysnameset@db...
Use thedrop databaseargument with theadmin()ortask()function to drop a database. Syntax EXECUTE FUNCTIONadmintask("drop database","database_name"); ElementDescriptionKey Considerations database_nameThe name of the database. Usage This function is equivalent to the DROP DATABASE stat...
第三十一章 SQL命令 DROP DATABASE 删除数据库(命名空间)。 大纲 DROP DATABASE dbname [RETAIN_FILES] 参数 dbname - 要删除的数据库(命名空间)的名称。 RETAIN_FILES - 可选-如果指定,则不会删除物理数据库文件(IRIS.DAT文件)。默认情况下,删除.dat文件以及命名空间和其他数据库实体。 描述 DROP DATABASE命令...
CONTROL需要对数据库或ALTER ANY DATABASE权限或db_owner固定数据库角色的成员身份具有权限。 示例 A. 删除单一数据库 以下示例删除Sales数据库。 SQL DROPDATABASESales; B. 删除多个数据库 以下示例删除每个列出的数据库。 SQL DROPDATABASESales, NewSales; ...
$sql='DROP DATABASE RUNOON'; $retval=mysqli_query($conn,$sql); if(!$retval) { die('删除数据库失败: '.mysqli_error($conn)); } echo"数据库 RUNOON 删除成功\n"; mysqli_close($conn); ?> 执行成功后,数结果为: 注意:在使用PHP脚本...
DROP DATABASE TheDROP DATABASEcommand is used to delete an existing SQL database. The following SQL drops a database named "testDB": ExampleGet your own SQL Server DROPDATABASEtestDB; Note:Be careful before dropping a database. Deleting a database will result in loss of complete ...