在一些涉及到数据库的项目中，经常会有定时备份数据库的需要。定时备份到本机的话，还是挺容易的，计划任务就可以完成，但如果是整机挂了，那备份到本机是没意义的，那么就需要来考虑备份到局域网中，其它电脑里。 一开始我想得挺简单的，把远程的一个共享文
在一些涉及到数据库的项目中，经常会有定时备份数据库的需要。定时备份到本机的话，还是挺容易的，计划任务就可以完成，但如果是整机挂了，那备份到本机是没意义的，美国空间，那么就需要来考虑备份到局域网中，其它电脑里。
一开始我想得挺简单的，把远程的一个共享文件夹，香港服务器，映射到本地作为一个磁盘，使用 SQL Server 自带的备份功能去备份就好了。但实际操作下来，会发现根本就没有这个磁盘可以给你选，使用 SQL 语句来备份的话，也会提示错误。咋办呢？
网上找了很多的远程备份的方法，许多都用不了，有的还用 FTP 去上传… 这个超出了我们的需求，没必要了。下面就分享一份在网上找了之后，香港服务器租用，自己再简单整理过的代码，配合 SQL Server 代理中的作业功能，已经稳定运行一个星期了，每小时就备份一次。
master..xp_cmdshell (200) (,),,master..xp_cmdshell -- 2013-07-14
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MySQL: How to Add a User RemotelyMay 12, 2025 am 12:10 AMToaddauserremotelytoMySQL,followthesesteps:1)ConnecttoMySQLasroot,2)Createanewuserwithremoteaccess,3)Grantnecessaryprivileges,and4)Flushprivileges.BecautiousofsecurityrisksbylimitingprivilegesandaccesstospecificIPs,ensuringstrongpasswords,andmonitori
The Ultimate Guide to MySQL String Data Types: Efficient Data StorageMay 12, 2025 am 12:05 AMTostorestringsefficientlyinMySQL,choosetherightdatatypebasedonyourneeds:1)UseCHARforfixed-lengthstringslikecountrycodes.2)UseVARCHARforvariable-lengthstringslikenames.3)UseTEXTforlong-formtextcontent.4)UseBLOBforbinarydatalikeimages.Considerstorageov
MySQL BLOB vs. TEXT: Choosing the Right Data Type for Large ObjectsMay 11, 2025 am 12:13 AMWhen selecting MySQL's BLOB and TEXT data types, BLOB is suitable for storing binary data, and TEXT is suitable for storing text data. 1) BLOB is suitable for binary data such as pictures and audio, 2) TEXT is suitable for text data such as articles and comments. When choosing, data properties and performance optimization must be considered.
MySQL: Should I use root user for my product?May 11, 2025 am 12:11 AMNo,youshouldnotusetherootuserinMySQLforyourproduct.Instead,createspecificuserswithlimitedprivilegestoenhancesecurityandperformance:1)Createanewuserwithastrongpassword,2)Grantonlynecessarypermissionstothisuser,3)Regularlyreviewandupdateuserpermissions
MySQL String Data Types Explained: Choosing the Right Type for Your DataMay 11, 2025 am 12:10 AMMySQLstringdatatypesshouldbechosenbasedondatacharacteristicsandusecases:1)UseCHARforfixed-lengthstringslikecountrycodes.2)UseVARCHARforvariable-lengthstringslikenames.3)UseBINARYorVARBINARYforbinarydatalikecryptographickeys.4)UseBLOBorTEXTforlargeuns
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