0, SQL Server Express LocalDB official description: https://docs.microsoft.com/zh-cn/sql/database-engine/configure-windows/sql-server-express-localdb?view=sql-server-ver15
1, installation configuration
Microsoft MSSQLLocalDB local database will be automatically installed when Visual Studio installation.
Visual Studio 2017 is the built-in SQL Server 2016 Express LocalDB. Visual Studio 2019 is also built-in SQL Server 2016 Express LocalDB.
Download and install separately:
2, graphical management tool
If you need a graphical interface management tool, Microsoft SQL Server Management Studio or Navicat Premium,
Navicat apos host name or IP address' configuration: (LocalDB) \ MSSQLLocalDB or (LocalDB) \ XXXLocalDB instance name.
Server Management Studio Name: (LocalDB) \ MSSQLLocalDB or (LocalDB) \ XXXLocalDB instance name.
Use Windows authentication server types: the database engine that has.