sqlite_dotnet_ef_vscode
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sqlite_dotnet_ef_vscode [2021/09/22 05:20] sausage [Creating a .NET Core application with Entity Framework and SQLite in VSCode] |
sqlite_dotnet_ef_vscode [2021/09/22 05:29] sausage |
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| Create the project by typing the following into the terminal: | Create the project by typing the following into the terminal: | ||
| - | dotnet core mvc | + | dotnet new mvc |
| Your project has been created, but cannot be debugged yet without the debug extension being loaded. | Your project has been created, but cannot be debugged yet without the debug extension being loaded. | ||
| Line 96: | Line 96: | ||
| namespace SQLiteLab | namespace SQLiteLab | ||
| { | { | ||
| - | public class SqliteDbContext : DbContext { | + | public class SqliteDbContext : DbContext |
| + | { | ||
| //entities representing tables in the database | //entities representing tables in the database | ||
| Line 156: | Line 157: | ||
| ===== Producing the database ===== | ===== Producing the database ===== | ||
| - | To make the database, we need to add a "migration" and then perform a database update that will use that migration. So what's a migration? It's either the information to make the whole database je first time, or incremental changes to a database schema. It allows you to change your database schema over time. | + | To make the database, we need to add a "migration" and then perform a database update that will use that migration. So what's a migration? It's either the information to make the whole database the first time, or incremental changes to a database schema. It allows you to change your database schema over time. |
| To make a migration, you need the ''Microsoft.EntityFrameworkCore.Design'' package. Again, use the search at nuget.org to get the correct .NET CLI command to use. In my case, for .NET 5 it was: | To make a migration, you need the ''Microsoft.EntityFrameworkCore.Design'' package. Again, use the search at nuget.org to get the correct .NET CLI command to use. In my case, for .NET 5 it was: | ||
| Line 222: | Line 223: | ||
| <code c> | <code c> | ||
| - | private void CreateGuidRecords() | + | private void CreateGuidRecords() |
| - | { | + | { |
| - | _context.GuidInfos.Add(new GuidInfo { | + | _context.GuidInfos.Add(new GuidInfo { |
| - | Guid = new Guid("D06FACE5-CA6E-D1CE-FAD5-D0661E555555"), | + | Guid = new Guid("D06FACE5-CA6E-D1CE-FAD5-D0661E555555"), |
| - | Feature = "Has dogs, cages, dices and dog faces." | + | Feature = "Has dogs, cages, dices and dog faces." |
| - | }); | + | }); |
| - | _context.GuidInfos.Add(new GuidInfo { | + | _context.GuidInfos.Add(new GuidInfo { |
| - | Guid = new Guid("01101101-0110-0001-0111-010001100101"), | + | Guid = new Guid("01101101-0110-0001-0111-010001100101"), |
| - | Feature = "MATE in binary. Good to have your mates." | + | Feature = "MATE in binary. Good to have your mates." |
| - | }); | + | }); |
| - | + | ||
| - | _context.SaveChanges(); | + | _context.SaveChanges(); |
| - | + | } | |
| - | } | + | |
| </code> | </code> | ||
| Line 242: | Line 242: | ||
| <code c> | <code c> | ||
| - | public IActionResult Index() | + | public IActionResult Index() |
| - | { | + | { |
| - | CreateGuidRecords(); | + | CreateGuidRecords(); |
| - | return View(); | + | return View(); |
| - | } | + | } |
| </code> | </code> | ||
sqlite_dotnet_ef_vscode.txt · Last modified: 2021/09/22 05:39 by sausage
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