diff --git a/installer/sql/create-mssql.sql b/installer/sql/create-mssql.sql
index c2766af2115..1457e92cbf6 100644
--- a/installer/sql/create-mssql.sql
+++ b/installer/sql/create-mssql.sql
@@ -207,16 +207,17 @@ CREATE TABLE [prefix_participants] (
 -- Table structure for table permissions
 --
 CREATE TABLE [prefix_permissions] (
-  [sid] int NOT NULL,
+  [id] int NOT NULL IDENTITY (1,1) PRIMARY KEY,
+  [entity] varchar(50) NOT NULL,
+  [entity_id] varchar(100) NOT NULL,
   [uid] int NOT NULL,
-  [permission] varchar(20) NOT NULL,
+  [permission] varchar(100) NOT NULL,
   [create_p] int NOT NULL default '0',
   [read_p] int NOT NULL default '0',
   [update_p] int NOT NULL default '0',
   [delete_p] int NOT NULL default '0',
   [import_p] int NOT NULL default '0',
-  [export_p] int NOT NULL default '0',
-  PRIMARY KEY ([sid], [uid],[permission])
+  [export_p] int NOT NULL default '0'
 );
 
 
diff --git a/installer/sql/create-mysql.sql b/installer/sql/create-mysql.sql
index 70d8ab423e5..2392a07bb81 100644
--- a/installer/sql/create-mysql.sql
+++ b/installer/sql/create-mysql.sql
@@ -209,16 +209,19 @@ CREATE TABLE `prefix_participants` (
 -- Table structure for table permissions
 --
 CREATE TABLE `prefix_permissions` (
-	`sid` int(11) NOT NULL,
+    `id` int(11) NOT NULL auto_increment,
+	`entity` varchar(50) NOT NULL,
+	`entity_id` varchar(100) NOT NULL,
 	`uid` int(11) NOT NULL,
-	`permission` varchar(20) NOT NULL,
+	`permission` varchar(100) NOT NULL,
 	`create_p` int(11) NOT NULL default '0',
     `read_p` int(11) NOT NULL default '0',
 	`update_p` int(11) NOT NULL default '0',
 	`delete_p` int(11) NOT NULL default '0',
     `import_p` int(11) NOT NULL default '0',
     `export_p` int(11) NOT NULL default '0',
-	PRIMARY KEY (sid, uid, permission)
+	PRIMARY KEY (id),
+    UNIQUE KEY `idxPermissions` (`entity_id`,`entity`,`permission`,`uid`)
 ) ENGINE=MYISAM CHARACTER SET utf8 COLLATE utf8_unicode_ci;
 
 
diff --git a/installer/sql/create-pgsql.sql b/installer/sql/create-pgsql.sql
index 7c55c9b905c..5478e8c52d4 100644
--- a/installer/sql/create-pgsql.sql
+++ b/installer/sql/create-pgsql.sql
@@ -214,16 +214,18 @@ CREATE TABLE prefix_participants (
 -- Table structure for table permissions
 --
 CREATE TABLE prefix_permissions (
-	sid integer NOT NULL,
+    id serial NOT NULL,
+	entity varying(50) NOT NULL,
+	entity_id varying(100) NOT NULL,
 	uid integer NOT NULL,
-	permission character varying(20) NOT NULL,
+	permission character varying(100) NOT NULL,
 	create_p integer DEFAULT 0 NOT NULL,
     read_p integer DEFAULT 0 NOT NULL,
 	update_p integer DEFAULT 0 NOT NULL,
 	delete_p integer DEFAULT 0 NOT NULL,
     import_p integer DEFAULT 0 NOT NULL,
     export_p integer DEFAULT 0 NOT NULL,
-    CONSTRAINT prefix_permissions_pkey PRIMARY KEY (sid,uid,permission)
+    CONSTRAINT prefix_permissions_pkey PRIMARY KEY (id)
 );