* Apply http://opensimulator.org/mantis/view.php?id=3166

* Adds estate access list supports to NHibernate data module
* Thanks Tommil

OpenSim/Data/NHibernate/NHibernateAssetData.cs

@@ -59,12 +59,12 @@ namespace OpenSim.Data.NHibernate
 
         override public AssetBase FetchAsset(UUID uuid)
         {
-            return (AssetBase)manager.Load(typeof(AssetBase), uuid);
+            return (AssetBase)manager.Get(typeof(AssetBase), uuid);
         }
 
         private void Save(AssetBase asset)
         {
-            AssetBase temp = (AssetBase)manager.Load(typeof(AssetBase), asset.Metadata.FullID);
+            AssetBase temp = (AssetBase)manager.Get(typeof(AssetBase), asset.Metadata.FullID);
             if (temp == null)
             {
                 manager.Insert(asset);

OpenSim/Data/NHibernate/NHibernateEstateData.cs

@@ -89,7 +89,7 @@ namespace OpenSim.Data.NHibernate
             // Ensure that estate settings exist for the link
             if (link != null)
             {
-                if (manager.Load(typeof(EstateSettings), link.EstateID) == null)
+                if (manager.GetWithStatefullSession(typeof(EstateSettings), link.EstateID) == null)
                 {
                     // Delete broken link
                     manager.Delete(link);
@@ -116,11 +116,11 @@ namespace OpenSim.Data.NHibernate
                 link.EstateRegionLinkID = UUID.Random();
                 link.RegionID = regionID;
                 link.EstateID = estateID;
-                manager.Insert(link);
+                manager.InsertWithStatefullSession(link);
             }
 
             // Load estate settings according to the existing or created link.
-            return (EstateSettings)manager.Load(typeof(EstateSettings), link.EstateID);
+            return (EstateSettings)manager.GetWithStatefullSession(typeof(EstateSettings), link.EstateID);
         }
 
         public void StoreEstateSettings(EstateSettings estateSettings)
@@ -128,7 +128,7 @@ namespace OpenSim.Data.NHibernate
             // Estates are always updated when stored.
             // Insert is always done via. load method as with the current API
             // this is explicitly the only way to create region link.
-            manager.Update(estateSettings);
+            manager.UpdateWithStatefullSession(estateSettings);
         }
 
         #endregion

OpenSim/Data/NHibernate/NHibernateGridData.cs

@@ -111,7 +111,7 @@ namespace OpenSim.Data.NHibernate
 
         public override DataResponse AddProfile(RegionProfileData profile)
         {
-            if (manager.Load(typeof(RegionProfileData), profile.Uuid) == null)
+            if (manager.Get(typeof(RegionProfileData), profile.Uuid) == null)
             {
                 manager.Insert(profile);
                 return DataResponse.RESPONSE_OK;
@@ -124,7 +124,7 @@ namespace OpenSim.Data.NHibernate
 
         public override DataResponse UpdateProfile(RegionProfileData profile)
         {
-            if (manager.Load(typeof(RegionProfileData), profile.Uuid) != null)
+            if (manager.Get(typeof(RegionProfileData), profile.Uuid) != null)
             {
                 manager.Update(profile);
                 return DataResponse.RESPONSE_OK;
@@ -137,7 +137,7 @@ namespace OpenSim.Data.NHibernate
 
         public override DataResponse DeleteProfile(string uuid)
         {
-            RegionProfileData regionProfileData = (RegionProfileData)manager.Load(typeof(RegionProfileData), new UUID(uuid));
+            RegionProfileData regionProfileData = (RegionProfileData)manager.Get(typeof(RegionProfileData), new UUID(uuid));
             if (regionProfileData != null)
             {
                 manager.Delete(regionProfileData);
@@ -148,7 +148,7 @@ namespace OpenSim.Data.NHibernate
 
         public override RegionProfileData GetProfileByUUID(UUID UUID)
         {
-            return (RegionProfileData)manager.Load(typeof(RegionProfileData), UUID);
+            return (RegionProfileData)manager.Get(typeof(RegionProfileData), UUID);
         }
 
         public override RegionProfileData GetProfileByHandle(ulong regionHandle)

OpenSim/Data/NHibernate/NHibernateInventoryData.cs

@@ -110,7 +110,7 @@ namespace OpenSim.Data.NHibernate
             try
             {
                 m_log.InfoFormat("[NHIBERNATE] getInventoryItem {0}", item);
-                return (InventoryItemBase)manager.Load(typeof(InventoryItemBase), item);
+                return (InventoryItemBase)manager.Get(typeof(InventoryItemBase), item);
             }
             catch
             {
@@ -158,7 +158,7 @@ namespace OpenSim.Data.NHibernate
         /// <param name="item"></param>
         public void deleteInventoryItem(UUID itemID)
         {
-            InventoryItemBase item = (InventoryItemBase)manager.Load(typeof(InventoryItemBase), itemID);
+            InventoryItemBase item = (InventoryItemBase)manager.Get(typeof(InventoryItemBase), itemID);
             if (item != null)
             {
                 manager.Delete(item);
@@ -179,7 +179,7 @@ namespace OpenSim.Data.NHibernate
         {
             try
             {
-                return (InventoryFolderBase)manager.Load(typeof(InventoryFolderBase), folder);
+                return (InventoryFolderBase)manager.Get(typeof(InventoryFolderBase), folder);
             }
             catch
             {
@@ -227,7 +227,7 @@ namespace OpenSim.Data.NHibernate
         /// <param name="folder"></param>
         public void deleteInventoryFolder(UUID folderID)
         {
-            InventoryFolderBase item = (InventoryFolderBase)manager.Load(typeof(InventoryFolderBase), folderID);
+            InventoryFolderBase item = (InventoryFolderBase)manager.Get(typeof(InventoryFolderBase), folderID);
             if (item != null)
             {
                 manager.Delete(item);

OpenSim/Data/NHibernate/NHibernateManager.cs

@@ -45,56 +45,7 @@ namespace OpenSim.Data.NHibernate
         private Configuration configuration;
         private ISessionFactory sessionFactory;
 
-        /// <summary>
+        #region Initialization
-        /// Parses the connection string and creates the NHibernate configuration
-        /// </summary>
-        /// <param name="connect">NHibernate dialect, driver and connection string separated by ';'</param>
-        private void ParseConnectionString(string connect)
-        {
-            // Split out the dialect, driver, and connect string
-            char[] split = { ';' };
-            string[] parts = connect.Split(split, 3);
-            if (parts.Length != 3)
-            {
-                // TODO: make this a real exception type
-                throw new Exception("Malformed Inventory connection string '" + connect + "'");
-            }
-
-            dialect = parts[0];
-
-            // NHibernate setup
-            configuration = new Configuration();
-            configuration.SetProperty(Environment.ConnectionProvider,
-                            "NHibernate.Connection.DriverConnectionProvider");
-            configuration.SetProperty(Environment.Dialect,
-                            "NHibernate.Dialect." + dialect);
-            configuration.SetProperty(Environment.ConnectionDriver,
-                            "NHibernate.Driver." + parts[1]);
-            configuration.SetProperty(Environment.ConnectionString, parts[2]);
-            configuration.AddAssembly("OpenSim.Data.NHibernate");
-
-        }
-
-        /// <summary>
-        /// Runs migration for the the store in assembly
-        /// </summary>
-        /// <param name="dialect">Dialect in use</param>
-        /// <param name="assembly">Assembly where migration files exist</param>
-        /// <param name="store">Name of the store in use</param>
-        private void RunMigration(string dialect, Assembly assembly, string store)
-        {
-            // Migration subtype is the folder name under which migrations are stored. For mysql this folder is
-            // MySQLDialect instead of MySQL5Dialect which is the dialect currently in use. To avoid renaming 
-            // this folder each time the mysql version changes creating simple mapping:
-            String migrationSubType = dialect;
-            if (dialect.StartsWith("MySQL"))
-            {
-                migrationSubType = "MySQLDialect";
-            }
-
-            Migration migration = new Migration((DbConnection)sessionFactory.ConnectionProvider.GetConnection(), assembly, migrationSubType, store);
-            migration.Update();
-        }
 
         /// <summary>
         /// Initiate NHibernate Manager
@@ -131,7 +82,66 @@ namespace OpenSim.Data.NHibernate
             RunMigration(dialect, assembly, store);
         }
 
-        public object Load(Type type, Object id)
+        /// <summary>
+        /// Parses the connection string and creates the NHibernate configuration
+        /// </summary>
+        /// <param name="connect">NHibernate dialect, driver and connection string separated by ';'</param>
+        private void ParseConnectionString(string connect)
+        {
+            // Split out the dialect, driver, and connect string
+            char[] split = { ';' };
+            string[] parts = connect.Split(split, 3);
+            if (parts.Length != 3)
+            {
+                // TODO: make this a real exception type
+                throw new Exception("Malformed Inventory connection string '" + connect + "'");
+            }
+
+            dialect = parts[0];
+
+            // NHibernate setup
+            configuration = new Configuration();
+            configuration.SetProperty(Environment.ConnectionProvider,
+                            "NHibernate.Connection.DriverConnectionProvider");
+            configuration.SetProperty(Environment.Dialect,
+                            "NHibernate.Dialect." + dialect);
+            configuration.SetProperty(Environment.ConnectionDriver,
+                            "NHibernate.Driver." + parts[1]);
+            configuration.SetProperty(Environment.ConnectionString, parts[2]);
+            configuration.AddAssembly("OpenSim.Data.NHibernate");
+        }
+
+        /// <summary>
+        /// Runs migration for the the store in assembly
+        /// </summary>
+        /// <param name="dialect">Dialect in use</param>
+        /// <param name="assembly">Assembly where migration files exist</param>
+        /// <param name="store">Name of the store in use</param>
+        private void RunMigration(string dialect, Assembly assembly, string store)
+        {
+            // Migration subtype is the folder name under which migrations are stored. For mysql this folder is
+            // MySQLDialect instead of MySQL5Dialect which is the dialect currently in use. To avoid renaming 
+            // this folder each time the mysql version changes creating simple mapping:
+            String migrationSubType = dialect;
+            if (dialect.StartsWith("MySQL"))
+            {
+                migrationSubType = "MySQLDialect";
+            }
+
+            Migration migration = new Migration((DbConnection)sessionFactory.ConnectionProvider.GetConnection(), assembly, migrationSubType, store);
+            migration.Update();
+        }
+
+        #endregion
+
+        /// <summary>
+        /// Gets object of given type from database with given id. 
+        /// Uses stateless session for efficiency.
+        /// </summary>
+        /// <param name="type">Type of the object.</param>
+        /// <param name="id">Id of the object.</param>
+        /// <returns>The object or null if object was not found.</returns>
+        public object Get(Type type, Object id)
         {
             using (IStatelessSession session = sessionFactory.OpenStatelessSession())
             {
@@ -146,9 +156,39 @@ namespace OpenSim.Data.NHibernate
                 }
                 return obj;
             }            
+        }
+
+        /// <summary>
+        /// Gets object of given type from database with given id. 
+        /// Use this method for objects containing collections. For flat objects stateless mode is more efficient.
+        /// </summary>
+        /// <param name="type">Type of the object.</param>
+        /// <param name="id">Id of the object.</param>
+        /// <returns>The object or null if object was not found.</returns>
+        public object GetWithStatefullSession(Type type, Object id)
+        {
+            using (ISession session = sessionFactory.OpenSession())
+            {
+                object obj = null;
+                try
+                {
+                    obj = session.Get(type.FullName, id);
+                }
+                catch (Exception e)
+                {
+                    m_log.ErrorFormat("[NHIBERNATE] {0} of id {1} loading threw exception: " + e.ToString(), type.Name, id);
+                }
+                return obj;
+            }
 
         }
 
+        /// <summary>
+        /// Inserts given object to database.
+        /// Uses stateless session for efficiency.
+        /// </summary>
+        /// <param name="obj">Object to be insterted.</param>
+        /// <returns>Identifier of the object. Useful for situations when NHibernate generates the identifier.</returns>
         public object Insert(object obj)
         {
             try
@@ -170,6 +210,39 @@ namespace OpenSim.Data.NHibernate
             }
         }
 
+        /// <summary>
+        /// Inserts given object to database.
+        /// Use this method for objects containing collections. For flat objects stateless mode is more efficient.
+        /// </summary>
+        /// <param name="obj">Object to be insterted.</param>
+        /// <returns>Identifier of the object. Useful for situations when NHibernate generates the identifier.</returns>
+        public object InsertWithStatefullSession(object obj)
+        {
+            try
+            {
+                using (ISession session = sessionFactory.OpenSession())
+                {
+                    using (ITransaction transaction = session.BeginTransaction())
+                    {
+                        Object identifier = session.Save(obj);
+                        transaction.Commit();
+                        return identifier;
+                    }
+                }
+            }
+            catch (Exception e)
+            {
+                m_log.Error("[NHIBERNATE] issue inserting object ", e);
+                return null;
+            }
+        }
+
+        /// <summary>
+        /// Updates given object to database.
+        /// Uses stateless session for efficiency.
+        /// </summary>
+        /// <param name="obj">Object to be updated.</param>
+        /// <returns>True if operation was succesful.</returns>
         public bool Update(object obj)
         {
             try
@@ -191,6 +264,38 @@ namespace OpenSim.Data.NHibernate
             }
         }
 
+        /// <summary>
+        /// Updates given object to database.
+        /// Use this method for objects containing collections. For flat objects stateless mode is more efficient.
+        /// </summary>
+        /// <param name="obj">Object to be updated.</param>
+        /// <returns>True if operation was succesful.</returns>
+        public bool UpdateWithStatefullSession(object obj)
+        {
+            try
+            {
+                using (ISession session = sessionFactory.OpenSession())
+                {
+                    using (ITransaction transaction = session.BeginTransaction())
+                    {
+                        session.Update(obj);
+                        transaction.Commit();
+                        return true;
+                    }
+                }
+            }
+            catch (Exception e)
+            {
+                m_log.Error("[NHIBERNATE] issue updating object ", e);
+                return false;
+            }
+        }
+
+        /// <summary>
+        /// Deletes given object from database.
+        /// </summary>
+        /// <param name="obj">Object to be deleted.</param>
+        /// <returns>True if operation was succesful.</returns>
         public bool Delete(object obj)
         {
             try
@@ -212,6 +317,18 @@ namespace OpenSim.Data.NHibernate
             }
         }
 
+        /// <summary>
+        /// Returns statefull session which can be used to execute custom nhibernate or sql queries.
+        /// </summary>
+        /// <returns>Statefull session</returns>
+        public ISession GetSession()
+        {
+            return sessionFactory.OpenSession();
+        }
+
+        /// <summary>
+        /// Drops the database schema. This exist for unit tests. It should not be invoked from other than test teardown.
+        /// </summary>
         public void DropSchema()
         {
             SchemaExport export = new SchemaExport(this.configuration);
@@ -224,9 +341,5 @@ namespace OpenSim.Data.NHibernate
             }
         }
 
-        public ISession GetSession()
-        {
-            return sessionFactory.OpenSession();
-        }
     }
 }

OpenSim/Data/NHibernate/NHibernateRegionData.cs

@@ -63,7 +63,7 @@ namespace OpenSim.Data.NHibernate
 
         public void StoreRegionSettings(RegionSettings rs)
         {
-            RegionSettings oldRegionSettings = (RegionSettings)manager.Load(typeof(RegionSettings), rs.RegionUUID);
+            RegionSettings oldRegionSettings = (RegionSettings)manager.Get(typeof(RegionSettings), rs.RegionUUID);
             if (oldRegionSettings != null)
             {
                 manager.Update(rs);
@@ -76,7 +76,7 @@ namespace OpenSim.Data.NHibernate
 
         public RegionSettings LoadRegionSettings(UUID regionUUID)
         {
-            RegionSettings regionSettings = (RegionSettings) manager.Load(typeof(RegionSettings), regionUUID);
+            RegionSettings regionSettings = (RegionSettings) manager.Get(typeof(RegionSettings), regionUUID);
 
             if (regionSettings == null)
             {
@@ -96,7 +96,7 @@ namespace OpenSim.Data.NHibernate
         {
             try
             {
-                SceneObjectPart old = (SceneObjectPart)manager.Load(typeof(SceneObjectPart), p.UUID);
+                SceneObjectPart old = (SceneObjectPart)manager.Get(typeof(SceneObjectPart), p.UUID);
                 if (old != null)
                 {
                     m_log.InfoFormat("[NHIBERNATE] updating object {0}", p.UUID);
@@ -120,7 +120,7 @@ namespace OpenSim.Data.NHibernate
             try
             {
                 
-                Terrain old = (Terrain)manager.Load(typeof(Terrain), t.RegionID);
+                Terrain old = (Terrain)manager.Get(typeof(Terrain), t.RegionID);
                 if (old != null)
                 {
                     m_log.InfoFormat("[NHIBERNATE] updating terrain {0}", t.RegionID);
@@ -279,7 +279,7 @@ namespace OpenSim.Data.NHibernate
         /// <returns>Heightfield data</returns>
         public double[,] LoadTerrain(UUID regionID)
         {
-            Terrain t = (Terrain)manager.Load(typeof(Terrain), regionID);
+            Terrain t = (Terrain)manager.Get(typeof(Terrain), regionID);
             if (t != null)
             {
                 return t.Doubles;

OpenSim/Data/NHibernate/NHibernateUserData.cs

@@ -61,7 +61,7 @@ namespace OpenSim.Data.NHibernate
             UserProfileData user = null;
 
             m_log.InfoFormat("[NHIBERNATE] ExistsUser; {0}", uuid);
-            user = (UserProfileData)manager.Load(typeof(UserProfileData), uuid);
+            user = (UserProfileData)manager.Get(typeof(UserProfileData), uuid);
             
             if (user == null)
             {
@@ -78,7 +78,7 @@ namespace OpenSim.Data.NHibernate
             UserProfileData user;
             m_log.InfoFormat("[NHIBERNATE] GetUserByUUID: {0} ", uuid);
             
-            user = (UserProfileData)manager.Load(typeof(UserProfileData), uuid);
+            user = (UserProfileData)manager.Get(typeof(UserProfileData), uuid);
             if (user != null)    
             {
                 UserAgentData agent = GetAgentByUUID(uuid);
@@ -163,7 +163,7 @@ namespace OpenSim.Data.NHibernate
             }
 
 
-            UserAgentData old = (UserAgentData)manager.Load(typeof(UserAgentData), agent.ProfileID);
+            UserAgentData old = (UserAgentData)manager.Get(typeof(UserAgentData), agent.ProfileID);
             if (old != null)
             {
                 manager.Delete(old);
@@ -182,7 +182,7 @@ namespace OpenSim.Data.NHibernate
         override public UserAgentData GetAgentByUUID(UUID uuid)
         {
             m_log.InfoFormat("[NHIBERNATE] GetAgentByUUID: {0} ", uuid);
-            return (UserAgentData)manager.Load(typeof(UserAgentData), uuid);
+            return (UserAgentData)manager.Get(typeof(UserAgentData), uuid);
         }
 
         override public UserProfileData GetUserByName(string fname, string lname)
@@ -397,12 +397,12 @@ namespace OpenSim.Data.NHibernate
         /// TODO: stubs for now to get us to a compiling state gently
         public override AvatarAppearance GetUserAppearance(UUID user)
         {
-            return (AvatarAppearance)manager.Load(typeof(AvatarAppearance), user);
+            return (AvatarAppearance)manager.Get(typeof(AvatarAppearance), user);
         }
 
         private bool ExistsAppearance(UUID uuid)
         {
-            AvatarAppearance appearance = (AvatarAppearance)manager.Load(typeof(AvatarAppearance), uuid);
+            AvatarAppearance appearance = (AvatarAppearance)manager.Get(typeof(AvatarAppearance), uuid);
             if (appearance == null)
             {
                 return false;

OpenSim/Data/NHibernate/Resources/EstateSettings.hbm.xml

@@ -35,5 +35,23 @@
       
         <property name="AbuseEmail" type="String" length="255" />
 
+        <array name="EstateManagers" table="EstateManagers" cascade="all">
+          <key column="EstateID" />
+          <index column="ArrayIndex" />
+          <element column="ManagerID" type="OpenSim.Data.NHibernate.UUIDUserType, OpenSim.Data.NHibernate" />
+        </array>
+
+        <array name="EstateAccess" table="EstateUsers" cascade="all">
+          <key column="EstateID" />
+          <index column="ArrayIndex" />
+          <element column="UserID" type="OpenSim.Data.NHibernate.UUIDUserType, OpenSim.Data.NHibernate" />
+        </array>
+
+        <array name="EstateGroups" table="EstateGroups" cascade="all">
+          <key column="EstateID" />
+          <index column="ArrayIndex" />
+          <element column="GroupID" type="OpenSim.Data.NHibernate.UUIDUserType, OpenSim.Data.NHibernate" />
+        </array>
+      
     </class>
 </hibernate-mapping>

OpenSim/Data/NHibernate/Resources/MsSql2005Dialect/001_EstateStore.sql

@@ -38,3 +38,25 @@ CREATE TABLE EstateRegionLink (
 
 CREATE INDEX EstateRegionLinkEstateIDIndex ON EstateRegionLink (EstateID);
 CREATE INDEX EstateRegionLinkERegionIDIndex ON EstateRegionLink (RegionID);
+
+
+CREATE TABLE EstateManagers (
+  EstateID INT NOT NULL,
+  ManagerID NVARCHAR(36) NOT NULL,
+  ArrayIndex INT NOT NULL,
+  PRIMARY KEY (EstateID,ArrayIndex)
+);
+
+CREATE TABLE EstateUsers (
+  EstateID INT NOT NULL,
+  UserID NVARCHAR(36) NOT NULL,
+  ArrayIndex INT NOT NULL,
+  PRIMARY KEY (EstateID,ArrayIndex)
+);
+
+CREATE TABLE EstateGroups (
+  EstateID INT NOT NULL,
+  GroupID NVARCHAR(36) NOT NULL,
+  ArrayIndex INT NOT NULL,
+  PRIMARY KEY (EstateID,ArrayIndex)
+);

OpenSim/Data/NHibernate/Resources/MySQLDialect/001_EstateStore.sql

@@ -38,3 +38,25 @@ CREATE TABLE EstateRegionLink (
 
 CREATE INDEX EstateRegionLinkEstateIDIndex ON EstateRegionLink (EstateID);
 CREATE INDEX EstateRegionLinkERegionIDIndex ON EstateRegionLink (RegionID);
+
+CREATE TABLE EstateManagers (
+  EstateID INT NOT NULL,
+  ManagerID VARCHAR(36) NOT NULL,
+  ArrayIndex INT NOT NULL,
+  PRIMARY KEY (EstateID,ArrayIndex)
+) ENGINE=InnoDB DEFAULT CHARSET=utf8 COMMENT='Rev. 1';
+
+CREATE TABLE EstateUsers (
+  EstateID INT NOT NULL,
+  UserID VARCHAR(36) NOT NULL,
+  ArrayIndex INT NOT NULL,
+  PRIMARY KEY (EstateID,ArrayIndex)
+) ENGINE=InnoDB DEFAULT CHARSET=utf8 COMMENT='Rev. 1';
+
+CREATE TABLE EstateGroups (
+  EstateID INT NOT NULL,
+  GroupID VARCHAR(36) NOT NULL,
+  ArrayIndex INT NOT NULL,
+  PRIMARY KEY (EstateID,ArrayIndex)
+) ENGINE=InnoDB DEFAULT CHARSET=utf8 COMMENT='Rev. 1';
+

OpenSim/Data/NHibernate/Resources/PostgreSQLDialect/001_EstateStore.sql

@@ -38,3 +38,25 @@ CREATE TABLE EstateRegionLink (
 
 CREATE INDEX EstateRegionLinkEstateIDIndex ON EstateRegionLink (EstateID);
 CREATE INDEX EstateRegionLinkERegionIDIndex ON EstateRegionLink (RegionID);
+
+
+CREATE TABLE EstateManagers (
+  EstateID INT NOT NULL,
+  ManagerID VARCHAR(36) NOT NULL,
+  ArrayIndex INT NOT NULL,
+  PRIMARY KEY (EstateID,ArrayIndex)
+);
+
+CREATE TABLE EstateUsers (
+  EstateID INT NOT NULL,
+  UserID VARCHAR(36) NOT NULL,
+  ArrayIndex INT NOT NULL,
+  PRIMARY KEY (EstateID,ArrayIndex)
+);
+
+CREATE TABLE EstateGroups (
+  EstateID INT NOT NULL,
+  GroupID VARCHAR(36) NOT NULL,
+  ArrayIndex INT NOT NULL,
+  PRIMARY KEY (EstateID,ArrayIndex)
+);

OpenSim/Data/NHibernate/Resources/SQLiteDialect/001_EstateStore.sql

@@ -38,3 +38,24 @@ CREATE TABLE EstateRegionLink (
 
 CREATE INDEX EstateRegionLinkEstateIDIndex ON EstateRegionLink (EstateID);
 CREATE INDEX EstateRegionLinkERegionIDIndex ON EstateRegionLink (RegionID);
+
+CREATE TABLE EstateManagers (
+  EstateID INT NOT NULL,
+  ManagerID VARCHAR(36) NOT NULL,
+  ArrayIndex INT NOT NULL,
+  PRIMARY KEY (EstateID,ArrayIndex)
+);
+
+CREATE TABLE EstateUsers (
+  EstateID INT NOT NULL,
+  UserID VARCHAR(36) NOT NULL,
+  ArrayIndex INT NOT NULL,
+  PRIMARY KEY (EstateID,ArrayIndex)
+);
+
+CREATE TABLE EstateGroups (
+  EstateID INT NOT NULL,
+  GroupID VARCHAR(36) NOT NULL,
+  ArrayIndex INT NOT NULL,
+  PRIMARY KEY (EstateID,ArrayIndex)
+);