Wep Api REST ASP.NET Core 2.2
- 
Load the database with .dmp file. 
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Open appsettings.json file 
Locate
"connectionStrings": {
    "defaultConnection": "Data Source=LPT100020\\SQLEXPRESS;Initial Catalog=SnackStoreDB;Integrated Security=True"
  }- Then replace Data Source value to local server.