{"id":1635,"date":"2018-10-08T23:00:00","date_gmt":"2018-10-08T21:00:00","guid":{"rendered":"https:\/\/demo.sidekick.be\/itenium\/localdb\/"},"modified":"2025-11-28T13:31:46","modified_gmt":"2025-11-28T12:31:46","slug":"localdb","status":"publish","type":"post","link":"https:\/\/demo.sidekick.be\/itenium\/blog\/dev-setup\/localdb\/","title":{"rendered":"Developing with LocalDb"},"content":{"rendered":"<h1 id=\"installation\">Installation<\/h1>\n<p>It\u2019s a feature of <a href=\"https:\/\/www.microsoft.com\/en-us\/sql-server\/sql-server-downloads\">SQL Server Express<\/a>. Make sure to select it during installation using the <strong>Express Advanced<\/strong> or <strong>LocalDb<\/strong> packages.<br \/> It can also be installed with the <strong>Visual Studio Installer<\/strong>. There it is a part of the <strong>.NET desktop development<\/strong> workload.<\/p>\n<h1 id=\"usage\">Usage<\/h1>\n<p>LocalDb can usually be found in<\/p>\n<pre><code>C:Program FilesMicrosoft SQL Server130ToolsBinnSqlLocalDB.exe\n<\/code><\/pre>\n<p>The <code>130<\/code> is the version number of SQL Server 2016.<\/p>\n<pre><code class=\"language-ps\"># List all instances\nSqlLocalDB.exe info | % { SqlLocalDB.exe info $_ }\n<\/code><\/pre>\n<p>The default instance is called <code>(LocalDb)MSSQLLocalDB<\/code>. It can be used as connectionstring for <a href=\"https:\/\/docs.microsoft.com\/en-us\/sql\/ssms\/download-sql-server-management-studio-ssms\">SSMS<\/a> or <a href=\"https:\/\/docs.microsoft.com\/en-us\/sql\/azure-data-studio\/download\">Azure Data Studio<\/a> using Windows Authentication.<\/p>\n<p>Run <code>SqlLocalDB.exe<\/code> without arguments to get help on all CLI parameters.<\/p>\n<pre><code class=\"language-ps\"># Create a new instance. -s for auto-start\n# When \"instance name\" is omitted, MSSQLLocalDB is used\ncreate [\"instance name\" [version-number] [-s]]\ndelete [\"instance name\"]\n\n# -i request with NOWAIT option. -k kill without contact\nstop [\"instance name\"] [-i|-k]\nstart [\"instance name\"]\n\nshare [\"owner SID or account\"] \"instance name\" \"shared name\"\nunshare|u [\"shared name\"]\n\ntrace|t on|off\nversions|v: Lists all LocalDb version-numbers installed\n<\/code><\/pre>\n<p>The data is stored in<\/p>\n<pre><code>%LOCALAPPDATA%MicrosoftMicrosoft SQL Server Local DBInstances\n<\/code><\/pre>\n<h2 id=\"connectionstring\">ConnectionString<\/h2>\n<pre><code class=\"language-xml\">&lt;add name=\"MyContext\" \n   connectionString=\"Data Source=(LocalDb)MSSQLLocalDB;Initial Catalog=MyDatabaseName;Integrated Security=SSPI;AttachDBFilename=|DataDirectory|MyDb.mdf\" \n   providerName=\"System.Data.SqlClient\" \n\/&gt;\n<\/code><\/pre>\n<h1>Extras<\/h1>\n<p><b>Other interesting reads<\/b><\/p>\n<ul>\n<li><a href=\"https:\/\/docs.microsoft.com\/en-us\/sql\/database-engine\/configure-windows\/sql-server-2016-express-localdb\">Official LocalDb documentation<\/a><\/li>\n<li><a href=\"https:\/\/docs.microsoft.com\/en-us\/sql\/tools\/sqllocaldb-utility\">Official LocalDb CLI documentation<\/a><\/li>\n<li><a href=\"https:\/\/dba.stackexchange.com\/questions\/152881\/how-to-programmatically-find-out-where-localdb-is-installed\">Where is LocalDb installed<\/a><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Tutorial on how to use LocalDb as a lightweight Sql Server substitution for development purposes.<\/p>\n","protected":false},"author":1,"featured_media":2098,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"categories":[5],"tags":[24,6],"class_list":["post-1635","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-dev-setup","tag-sql","tag-tutorial"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.5 - 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