diff --git a/framework/src/Volo.Abp.Data/Volo.Abp.Data.csproj b/framework/src/Volo.Abp.Data/Volo.Abp.Data.csproj
index cde2718a56..b1077c82da 100644
--- a/framework/src/Volo.Abp.Data/Volo.Abp.Data.csproj
+++ b/framework/src/Volo.Abp.Data/Volo.Abp.Data.csproj
@@ -15,7 +15,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <ProjectReference Include="..\Volo.Abp.Core\Volo.Abp.Core.csproj" />
+    <ProjectReference Include="..\Volo.Abp.EventBus.Abstractions\Volo.Abp.EventBus.Abstractions.csproj" />
     <ProjectReference Include="..\Volo.Abp.ObjectExtending\Volo.Abp.ObjectExtending.csproj" />
     <ProjectReference Include="..\Volo.Abp.Uow\Volo.Abp.Uow.csproj" />
   </ItemGroup>
diff --git a/framework/src/Volo.Abp.Data/Volo/Abp/Data/AbpDataModule.cs b/framework/src/Volo.Abp.Data/Volo/Abp/Data/AbpDataModule.cs
index bc3bc8e5dd..6690f855e4 100644
--- a/framework/src/Volo.Abp.Data/Volo/Abp/Data/AbpDataModule.cs
+++ b/framework/src/Volo.Abp.Data/Volo/Abp/Data/AbpDataModule.cs
@@ -2,6 +2,7 @@
 using System.Collections.Generic;
 using Microsoft.Extensions.DependencyInjection;
 using Microsoft.Extensions.Options;
+using Volo.Abp.EventBus.Abstractions;
 using Volo.Abp.Modularity;
 using Volo.Abp.ObjectExtending;
 using Volo.Abp.Uow;
@@ -10,7 +11,8 @@ namespace Volo.Abp.Data
 {
     [DependsOn(
         typeof(AbpObjectExtendingModule),
-        typeof(AbpUnitOfWorkModule)
+        typeof(AbpUnitOfWorkModule),
+        typeof(AbpEventBusAbstractionsModule)
     )]
     public class AbpDataModule : AbpModule
     {
diff --git a/framework/src/Volo.Abp.Data/Volo/Abp/Data/AbpDatabaseInfo.cs b/framework/src/Volo.Abp.Data/Volo/Abp/Data/AbpDatabaseInfo.cs
index 4f719a862a..33e545d10f 100644
--- a/framework/src/Volo.Abp.Data/Volo/Abp/Data/AbpDatabaseInfo.cs
+++ b/framework/src/Volo.Abp.Data/Volo/Abp/Data/AbpDatabaseInfo.cs
@@ -12,8 +12,8 @@ namespace Volo.Abp.Data
         public HashSet<string> MappedConnections { get; }
         
         /// <summary>
-        /// Is this database used by tenants. Set this to true if this database
-        /// can't owned by tenants.
+        /// Is this database used by tenants. Set this to false if this database
+        /// can not owned by tenants.
         /// 
         /// Default: true.
         /// </summary>
diff --git a/framework/src/Volo.Abp.Data/Volo/Abp/Data/ApplyDatabaseMigrationsEto.cs b/framework/src/Volo.Abp.Data/Volo/Abp/Data/ApplyDatabaseMigrationsEto.cs
new file mode 100644
index 0000000000..be31bbe74f
--- /dev/null
+++ b/framework/src/Volo.Abp.Data/Volo/Abp/Data/ApplyDatabaseMigrationsEto.cs
@@ -0,0 +1,14 @@
+using System;
+using Volo.Abp.EventBus;
+
+namespace Volo.Abp.Data
+{
+    [Serializable]
+    [EventName("abp.data.apply_database_migrations")]
+    public class ApplyDatabaseMigrationsEto
+    {
+        public Guid? TenantId { get; set; }
+        
+        public string DatabaseName { get; set; }
+    }
+}
\ No newline at end of file