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Tagged: sql

  • Query across servers in Microsoft SQL Server 2005


    If your organization/project has data repositories spread across more than one database server, chances are that you will eventually want to pull data from more than one server instance in a single query. If you want to perform these cross-server queries without setting up a persistent Linked Server configuration, a particular configuration option is required. …

  • Backup automation and emailing attachments in Linux


    Any programmer who's ever been burned by data loss can tell you—you've got to have backups of your work. If it's code, perhaps they use a version control system such as Subversion. If it's something a little less-readily available, such as a weekly database text file dump, it might take a bit more work. …

  • Using the ConnectionStrings element in ASP.NET web.config


    If you are building a series of web applications that may rely on duplicate data (such as connection strings for pages that query databases), or you want to separate certain constants from your other code, you need a centralized method for storing and referencing that data. In this case, the ConnectionStrings element in the web.config file of either your application's root directory, parent directory, or the web server root directory--depending on your application's inheritance--can prove incredibly useful. …

  • Prepared SQL statements in VB.NET


    Thousands of websites have been hit lately by the rash of SQL injections being perpetrated en-masse. Most languages (current versions, at least) have a procedure for separating parameters from the query they augment in an effort to prevent SQL injection, and VB.NET is no different. …

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