Index: branches/5.1.x/core/install/install_schema.sql
===================================================================
diff -u -N -r13151 -r13168
--- branches/5.1.x/core/install/install_schema.sql	(.../install_schema.sql)	(revision 13151)
+++ branches/5.1.x/core/install/install_schema.sql	(.../install_schema.sql)	(revision 13168)
@@ -448,6 +448,10 @@
   FormSubmittedTemplate varchar(255) DEFAULT NULL,
   FriendlyURL varchar(255) NOT NULL DEFAULT '',
   ThemeId int(10) unsigned NOT NULL DEFAULT '0',
+  EnablePageCache tinyint(4) NOT NULL DEFAULT '0',
+  OverridePageCacheKey tinyint(4) NOT NULL DEFAULT '0',
+  PageCacheKey varchar(255) NOT NULL DEFAULT '',
+  PageExpiration int(11) DEFAULT NULL,
   PRIMARY KEY (CategoryId),
   UNIQUE KEY ResourceId (ResourceId),
   KEY ParentId (ParentId),
@@ -471,7 +475,10 @@
   KEY `Status` (`Status`),
   KEY CreatedOn (CreatedOn),
   KEY EditorsPick (EditorsPick),
-  KEY ThemeId (ThemeId)
+  KEY ThemeId (ThemeId),
+  KEY EnablePageCache (EnablePageCache),
+  KEY OverridePageCacheKey (OverridePageCacheKey),
+  KEY PageExpiration (PageExpiration)
 );
 
 CREATE TABLE CategoryCustomData (
@@ -1095,4 +1102,20 @@
   KEY SessionKey (SessionKey),
   KEY `Timestamp` (`Timestamp`),
   KEY MainPrefix (MainPrefix)
+);
+
+CREATE TABLE CachedUrls (
+  UrlId int(11) NOT NULL AUTO_INCREMENT,
+  Url varchar(255) NOT NULL DEFAULT '',
+  `Hash` int(11) NOT NULL DEFAULT '0',
+  Prefixes varchar(255) NOT NULL DEFAULT '',
+  ParsedVars text NOT NULL,
+  Cached int(10) unsigned DEFAULT NULL,
+  LifeTime int(11) NOT NULL DEFAULT '-1',
+  PRIMARY KEY (UrlId),
+  KEY Url (Url),
+  KEY `Hash` (`Hash`),
+  KEY Prefixes (Prefixes),
+  KEY Cached (Cached),
+  KEY LifeTime (LifeTime)
 );
\ No newline at end of file