SQLServer调优系列基础篇(并行运算总结篇二)
Markdown 支持两种形式的链接语法: 行内式 和 参考式 。不管是哪一种,链接文字都是用 [方括号] 来标记. 例如,如果要链接显示为 Code, 就直接写 [Code] . 要建立一个行内式的链接,只要在方块括号后面紧接着圆括号并插入网址链接即可 (例如: [Code](http:/
Markdown 支持两种形式的链接语法: 行内式 和 参考式。不管是哪一种,链接文字都是用 [方括号] 来标记. 例如,如果要链接显示为 “Code”, 就直接写 [Code]
.
要建立一个行内式的链接,只要在方块括号后面紧接着圆括号并插入网址链接即可 (例如: [Code](http://code.csdn.net/)
)。 如果你是要链接到同样主机的资源,你可以使用相对路径。
参考式链接需要用两个方括号来标示[my internal link][Code]
将会链接到一个参考链接 Code
。
参考式连接的声明方式为中括号后跟冒号,例如[Code]: http://code.csdn.net

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The import steps are as follows: Copy the MDF file to SQL Server's data directory (usually C:\Program Files\Microsoft SQL Server\MSSQL\DATA). In SQL Server Management Studio (SSMS), open the database and select Attach. Click the Add button and select the MDF file. Confirm the database name and click the OK button.

For objects with the same name that already exist in the SQL Server database, the following steps need to be taken: Confirm the object type (table, view, stored procedure). IF NOT EXISTS can be used to skip creation if the object is empty. If the object has data, use a different name or modify the structure. Use DROP to delete existing objects (use caution, backup recommended). Check for schema changes to make sure there are no references to deleted or renamed objects.

When the SQL Server service fails to start, here are some steps to resolve: Check the error log to determine the root cause. Make sure the service account has permission to start the service. Check whether dependency services are running. Disable antivirus software. Repair SQL Server installation. If the repair does not work, reinstall SQL Server.

To view the SQL Server port number: Open SSMS and connect to the server. Find the server name in Object Explorer, right-click it and select Properties. In the Connection tab, view the TCP Port field.

SQL Server database files are usually stored in the following default location: Windows: C:\Program Files\Microsoft SQL Server\MSSQL\DATALinux: /var/opt/mssql/data The database file location can be customized by modifying the database file path setting.

If you accidentally delete a SQL Server database, you can take the following steps to recover: stop database activity; back up log files; check database logs; recovery options: restore from backup; restore from transaction log; use DBCC CHECKDB; use third-party tools. Please back up your database regularly and enable transaction logging to prevent data loss.

If the SQL Server installation fails, you can clean it up by following these steps: Uninstall SQL Server Delete registry keys Delete files and folders Restart the computer

SQL Server English installation can be changed to Chinese by following the following steps: download the corresponding language pack; stop the SQL Server service; install the language pack; change the instance language; change the user interface language; restart the application.
