SQL Server 数据库创建
1.用SQL语言创建一个带有主数据库文件、数据库文件组、主日志、副日志文件的数据库 2.用SQL语言查询刚创建的数据库 3.用SQL语言对刚创建的数据库增加一个文件组 ----------------------------------若存在同名数据库,则删除数据库USE masterIF EXISTS(SELEC
1.用SQL语言创建一个带有主数据库文件、数据库文件组、主日志、副日志文件的数据库
2.用SQL语言查询刚创建的数据库
3.用SQL语言对刚创建的数据库增加一个文件组
-------------------------------- --若存在同名数据库,则删除数据库 USE master IF EXISTS(SELECT * from sysdatabases WHERE name='Market') DROP DATABASE Market GO -------------------------------- --创建数据库 -------------------------------- CREATE DATABASE Market ON PRIMARY--主文件组 ( NAME='Market_data.mdf', FILENAME='D:\SQLProject\Market_data.mdf', SIZE=5MB, FILEGROWTH=10%, MAXSIZE=100MB ), FILEGROUP FG--文件组 ( NAME='FG_Market.ndf', FILENAME='D:\SQLProject\Market_data.ndf', SIZE=10MB, FILEGROWTH=10%, MAXSIZE=100MB ) LOG ON--日志 ( NAME='Market_log.ldf', FILENAME='D:\SQLProject\Market_log.ldf', SIZE=2MB, FILEGROWTH=0 ), ( NAME='Market2_log.ldf', FILENAME='D:\SQLProject\Market2_log.ldf', SIZE=5MB, FILEGROWTH=0 ) GO ----------------------------------- ----------------------------------- --设置默认文件组 ALTER DATABASE Market MODIFY FILEGROUP FG DEFAULT GO ----------------------------------- ----------------------------------- --查询所有数据库 SELECT * FROM sysdatabases GO ----------------------------------- ----------------------------------- --对数据库做局部修改 --增加一个文件组 USE Market ALTER DATABASE Market ADD FILEGROUP FG2 GO ALTER DATABASE Market ADD FILE ( NAME='FG2_Market_data.ndf', FILENAME='D:\SQLProject\FG2_Market_data.ndf', SIZE=10MB, FILEGROWTH=10%, MAXSIZE=100MB )TO FILEGROUP FG2 GO ------------------------------------
操作运行结果:


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