Enable Detach Database in database handler (#2110)

src/Microsoft.SqlTools.ServiceLayer/ObjectManagement/Contracts/DetachDatabase.cs

@@ -0,0 +1,40 @@
+//
+// Copyright (c) Microsoft. All rights reserved.
+// Licensed under the MIT license. See LICENSE file in the project root for full license information.
+//
+
+#nullable disable
+using Microsoft.SqlTools.Hosting.Protocol.Contracts;
+using Microsoft.SqlTools.Utility;
+
+namespace Microsoft.SqlTools.ServiceLayer.ObjectManagement.Contracts
+{
+    public class DetachDatabaseRequestParams : GeneralRequestDetails
+    {
+        /// <summary>
+        /// SFC (SMO) URN identifying the object  
+        /// </summary>
+        public string ObjectUrn { get; set; }
+        /// <summary>
+        /// URI of the underlying connection for this request
+        /// </summary>
+        public string ConnectionUri { get; set; }
+        /// <summary>
+        /// Whether to drop active connections to this database
+        /// </summary>
+        public bool DropConnections { get; set; }
+        /// <summary>
+        /// Whether to update the optimization statistics related to this database
+        /// </summary>
+        public bool UpdateStatistics { get; set; }
+        /// <summary>
+        /// Whether to generate a TSQL script for the operation instead of detaching the database
+        /// </summary>
+        public bool GenerateScript { get; set; }
+    }
+
+    public class DetachDatabaseRequest
+    {
+        public static readonly RequestType<DetachDatabaseRequestParams, string> Type = RequestType<DetachDatabaseRequestParams, string>.Create("objectManagement/detachDatabase");
+    }
+}