Added IsUsing methods.

framework/src/Volo.Abp.EntityFrameworkCore/Microsoft/EntityFrameworkCore/AbpModelBuilderExtensions.cs

@@ -32,46 +32,94 @@ namespace Microsoft.EntityFrameworkCore
             modelBuilder.SetDatabaseProvider(EfCoreDatabaseProvider.MySql);
         }
         
+        public static bool IsUsingMySQL(
+            this ModelBuilder modelBuilder)
+        {
+            return modelBuilder.GetDatabaseProvider() == EfCoreDatabaseProvider.MySql;
+        }
+        
         public static void UseOracle(
             this ModelBuilder modelBuilder)
         {
             modelBuilder.SetDatabaseProvider(EfCoreDatabaseProvider.Oracle);
         }
         
+        public static bool IsUsingOracle(
+            this ModelBuilder modelBuilder)
+        {
+            return modelBuilder.GetDatabaseProvider() == EfCoreDatabaseProvider.Oracle;
+        }
+
         public static void UseSqlServer(
             this ModelBuilder modelBuilder)
         {
             modelBuilder.SetDatabaseProvider(EfCoreDatabaseProvider.SqlServer);
         }
         
+        public static bool IsUsingSqlServer(
+            this ModelBuilder modelBuilder)
+        {
+            return modelBuilder.GetDatabaseProvider() == EfCoreDatabaseProvider.SqlServer;
+        }
+
         public static void UsePostgreSql(
             this ModelBuilder modelBuilder)
         {
             modelBuilder.SetDatabaseProvider(EfCoreDatabaseProvider.PostgreSql);
         }
         
+        public static bool IsUsingPostgreSql(
+            this ModelBuilder modelBuilder)
+        {
+            return modelBuilder.GetDatabaseProvider() == EfCoreDatabaseProvider.PostgreSql;
+        }
+
         public static void UseSqlite(
             this ModelBuilder modelBuilder)
         {
             modelBuilder.SetDatabaseProvider(EfCoreDatabaseProvider.Sqlite);
         }
         
+        public static bool IsUsingSqlite(
+            this ModelBuilder modelBuilder)
+        {
+            return modelBuilder.GetDatabaseProvider() == EfCoreDatabaseProvider.Sqlite;
+        }
+
         public static void UseInMemory(
             this ModelBuilder modelBuilder)
         {
             modelBuilder.SetDatabaseProvider(EfCoreDatabaseProvider.InMemory);
         }
         
+        public static bool IsUsingInMemory(
+            this ModelBuilder modelBuilder)
+        {
+            return modelBuilder.GetDatabaseProvider() == EfCoreDatabaseProvider.InMemory;
+        }
+
         public static void UseCosmos(
             this ModelBuilder modelBuilder)
         {
             modelBuilder.SetDatabaseProvider(EfCoreDatabaseProvider.Cosmos);
         }
         
+        public static bool IsUsingCosmos(
+            this ModelBuilder modelBuilder)
+        {
+            return modelBuilder.GetDatabaseProvider() == EfCoreDatabaseProvider.Cosmos;
+        }
+
         public static void UseFirebird(
             this ModelBuilder modelBuilder)
         {
             modelBuilder.SetDatabaseProvider(EfCoreDatabaseProvider.Firebird);
         }
+        
+        public static bool IsUsingFirebird(
+            this ModelBuilder modelBuilder)
+        {
+            return modelBuilder.GetDatabaseProvider() == EfCoreDatabaseProvider.Firebird;
+        }
     }
 }