C# EF SQLite 配置
依赖
EntityFramework
Stub.System.Data.SQLite.Core.NetFramework
System.Data.SQLite
System.Data.SQLite.Core
System.Data.SQLite.EF6
System.Data.SQLite.Linq
配置文件
<?xml version="1.0" encoding="utf-8"?> <configuration> <configSections> <!-- For more information on Entity Framework configuration, visit http://go.microsoft.com/fwlink/?LinkID=237468 --> <section name="entityFramework" type="System.Data.Entity.Internal.ConfigFile.EntityFrameworkSection, EntityFramework, Version=6.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" requirePermission="false" /> </configSections> <startup> <supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.5" /> </startup> <entityFramework> <providers> <provider invariantName="System.Data.SQLite" type="System.Data.SQLite.EF6.SQLiteProviderServices, System.Data.SQLite.EF6" /> <provider invariantName="System.Data.SQLite.EF6" type="System.Data.SQLite.EF6.SQLiteProviderServices, System.Data.SQLite.EF6" /> </providers> </entityFramework> <system.data> <DbProviderFactories> <remove invariant="System.Data.SQLite.EF6" /> <add name="SQLite Data Provider (Entity Framework 6)" invariant="System.Data.SQLite.EF6" description=".NET Framework Data Provider for SQLite (Entity Framework 6)" type="System.Data.SQLite.EF6.SQLiteProviderFactory, System.Data.SQLite.EF6" /> <remove invariant="System.Data.SQLite" /><add name="SQLite Data Provider" invariant="System.Data.SQLite" description=".NET Framework Data Provider for SQLite" type="System.Data.SQLite.SQLiteFactory, System.Data.SQLite" /></DbProviderFactories> </system.data> <connectionStrings> <!-- SQLite数据库连接 --> <add name="SQLiteContext" connectionString="Data Source=|DataDirectory|\Database\xxxxxxxx.sqlite;" providerName="System.Data.SQLite.EF6" /> </connectionStrings> ...... </configuration>
数据库上下文
public class SQLiteContext : DbContext { public DbSet<Mod1> Mod1s { set; get; } public DbSet<Mod2> Mod2s { set; get; } ...... }
EF暖机(可以写在初始化的函数中,用于解决首次查询慢的问题)
// EF暖机(SQLite) using (SQLiteContext dbContext = new SQLiteContext()) { var objectContext = ((IObjectContextAdapter)dbContext).ObjectContext; var mappingCollection = (StorageMappingItemCollection)objectContext.MetadataWorkspace.GetItemCollection(DataSpace.CSSpace); mappingCollection.GenerateViews(new List<EdmSchemaError>()); }
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