diff --git a/framework/src/Volo.Abp.EntityFrameworkCore.MySQL/Microsoft/EntityFrameworkCore/AbpMySqlModelBuilderExtensions.cs b/framework/src/Volo.Abp.EntityFrameworkCore.MySQL/Microsoft/EntityFrameworkCore/AbpMySqlModelBuilderExtensions.cs
new file mode 100644
index 0000000000..cda61ee70b
--- /dev/null
+++ b/framework/src/Volo.Abp.EntityFrameworkCore.MySQL/Microsoft/EntityFrameworkCore/AbpMySqlModelBuilderExtensions.cs
@@ -0,0 +1,13 @@
+using Volo.Abp.EntityFrameworkCore;
+
+namespace Microsoft.EntityFrameworkCore
+{
+    public static class AbpMySqlModelBuilderExtensions
+    {
+        public static void UseMySQL(
+            this ModelBuilder modelBuilder)
+        {
+            modelBuilder.SetDatabaseProvider(EfCoreDatabaseProvider.MySql);
+        }
+    }
+}
\ No newline at end of file
diff --git a/framework/src/Volo.Abp.EntityFrameworkCore.Oracle.Devart/Microsoft/EntityFrameworkCore/AbpOracleModelBuilderExtensions.cs b/framework/src/Volo.Abp.EntityFrameworkCore.Oracle.Devart/Microsoft/EntityFrameworkCore/AbpOracleModelBuilderExtensions.cs
new file mode 100644
index 0000000000..8feec1715b
--- /dev/null
+++ b/framework/src/Volo.Abp.EntityFrameworkCore.Oracle.Devart/Microsoft/EntityFrameworkCore/AbpOracleModelBuilderExtensions.cs
@@ -0,0 +1,13 @@
+using Volo.Abp.EntityFrameworkCore;
+
+namespace Microsoft.EntityFrameworkCore
+{
+    public static class AbpOracleModelBuilderExtensions
+    {
+        public static void UseOracle(
+            this ModelBuilder modelBuilder)
+        {
+            modelBuilder.SetDatabaseProvider(EfCoreDatabaseProvider.Oracle);
+        }
+    }
+}
\ No newline at end of file
diff --git a/framework/src/Volo.Abp.EntityFrameworkCore.PostgreSql/Microsoft/EntityFrameworkCore/AbpPostgreSqlModelBuilderExtensions.cs b/framework/src/Volo.Abp.EntityFrameworkCore.PostgreSql/Microsoft/EntityFrameworkCore/AbpPostgreSqlModelBuilderExtensions.cs
new file mode 100644
index 0000000000..e3312a6fd1
--- /dev/null
+++ b/framework/src/Volo.Abp.EntityFrameworkCore.PostgreSql/Microsoft/EntityFrameworkCore/AbpPostgreSqlModelBuilderExtensions.cs
@@ -0,0 +1,13 @@
+using Volo.Abp.EntityFrameworkCore;
+
+namespace Microsoft.EntityFrameworkCore
+{
+    public static class AbpPostgreSqlModelBuilderExtensions
+    {
+        public static void UsePostgreSql(
+            this ModelBuilder modelBuilder)
+        {
+            modelBuilder.SetDatabaseProvider(EfCoreDatabaseProvider.PostgreSql);
+        }
+    }
+}
\ No newline at end of file
diff --git a/framework/src/Volo.Abp.EntityFrameworkCore.SqlServer/Microsoft/EntityFrameworkCore/AbpSqlServerModelBuilderExtensions.cs b/framework/src/Volo.Abp.EntityFrameworkCore.SqlServer/Microsoft/EntityFrameworkCore/AbpSqlServerModelBuilderExtensions.cs
new file mode 100644
index 0000000000..8f96e28903
--- /dev/null
+++ b/framework/src/Volo.Abp.EntityFrameworkCore.SqlServer/Microsoft/EntityFrameworkCore/AbpSqlServerModelBuilderExtensions.cs
@@ -0,0 +1,13 @@
+using Volo.Abp.EntityFrameworkCore;
+
+namespace Microsoft.EntityFrameworkCore
+{
+    public static class AbpSqlServerModelBuilderExtensions
+    {
+        public static void UseSqlServer(
+            this ModelBuilder modelBuilder)
+        {
+            modelBuilder.SetDatabaseProvider(EfCoreDatabaseProvider.SqlServer);
+        }
+    }
+}
\ No newline at end of file
diff --git a/framework/src/Volo.Abp.EntityFrameworkCore.Sqlite/Microsoft/EntityFrameworkCore/AbpSqliteModelBuilderExtensions.cs b/framework/src/Volo.Abp.EntityFrameworkCore.Sqlite/Microsoft/EntityFrameworkCore/AbpSqliteModelBuilderExtensions.cs
new file mode 100644
index 0000000000..01f0a9be38
--- /dev/null
+++ b/framework/src/Volo.Abp.EntityFrameworkCore.Sqlite/Microsoft/EntityFrameworkCore/AbpSqliteModelBuilderExtensions.cs
@@ -0,0 +1,13 @@
+using Volo.Abp.EntityFrameworkCore;
+
+namespace Microsoft.EntityFrameworkCore
+{
+    public static class AbpSqliteModelBuilderExtensions
+    {
+        public static void UseSqlite(
+            this ModelBuilder modelBuilder)
+        {
+            modelBuilder.SetDatabaseProvider(EfCoreDatabaseProvider.Sqlite);
+        }
+    }
+}
\ No newline at end of file
diff --git a/framework/src/Volo.Abp.EntityFrameworkCore/Microsoft/EntityFrameworkCore/AbpModelBuilderExtensions.cs b/framework/src/Volo.Abp.EntityFrameworkCore/Microsoft/EntityFrameworkCore/AbpModelBuilderExtensions.cs
index e25d668d4d..7148cb69bd 100644
--- a/framework/src/Volo.Abp.EntityFrameworkCore/Microsoft/EntityFrameworkCore/AbpModelBuilderExtensions.cs
+++ b/framework/src/Volo.Abp.EntityFrameworkCore/Microsoft/EntityFrameworkCore/AbpModelBuilderExtensions.cs
@@ -25,61 +25,31 @@ namespace Microsoft.EntityFrameworkCore
         {
             return (EfCoreDatabaseProvider?) modelBuilder.Model[ModelDatabaseProviderAnnotationKey];
         }
-        
-        public static void UseMySQL(
-            this ModelBuilder modelBuilder)
-        {
-            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)
         {