New database changes uncommenting indexes that improve LP speed see task BT#4701 and add changing to intro text to mediumtext in the tool_intro table see BT#4706

main/inc/lib/add_course.lib.inc.php

@@ -1233,16 +1233,12 @@ function create_course_tables($course_db_name = null) {
         CREATE TABLE `".$TABLEINTROS . "` (
         $add_to_all_tables
         id varchar(50) NOT NULL,
-        intro_text text NOT NULL,
+        intro_text MEDIUMTEXT NOT NULL,
         session_id INT  NOT NULL DEFAULT 0,
         PRIMARY KEY (c_id, id, session_id)
         )" . $charset_clause);
 
-    /*
-    -----------------------------------------------------------
-        Dropbox tool
-    -----------------------------------------------------------
-    */
+    /* Dropbox tool */
 
     Database::query("
         CREATE TABLE `".$TABLETOOLDROPBOXFILE . "` (
@@ -1411,8 +1407,8 @@ function create_course_tables($course_db_name = null) {
     $sql = "ALTER TABLE `$TABLELPITEM` ADD INDEX (lp_id)";
     Database::query($sql);
     
-    /*$sql = "ALTER TABLE $TABLELPITEM ADD INDEX idx_c_lp_item_cid_lp_id (c_id, lp_id)";
-    Database::query($sql);*/
+    $sql = "ALTER TABLE $TABLELPITEM ADD INDEX idx_c_lp_item_cid_lp_id (c_id, lp_id)";
+    Database::query($sql);
     
     $sql = "CREATE TABLE IF NOT EXISTS `$TABLELPITEMVIEW` (
     	$add_to_all_tables
@@ -1440,8 +1436,8 @@ function create_course_tables($course_db_name = null) {
     $sql = "ALTER TABLE `$TABLELPITEMVIEW` ADD INDEX (lp_view_id) ";
     Database::query($sql);
     
-    /*$sql = "ALTER TABLE $TABLELPITEMVIEW ADD INDEX idx_c_lp_item_view_cid_lp_view_id_lp_item_id (c_id, lp_view_id, lp_item_id) ";
-    Database::query($sql);*/
+    $sql = "ALTER TABLE $TABLELPITEMVIEW ADD INDEX idx_c_lp_item_view_cid_lp_view_id_lp_item_id (c_id, lp_view_id, lp_item_id) ";
+    Database::query($sql);
     
     
     $sql = "CREATE TABLE IF NOT EXISTS `$TABLELPIVINTERACTION`(

main/install/migrate-db-1.9.0-1.10.0-pre.sql

@@ -0,0 +1,35 @@
+-- This script updates the databases structure before migrating the data from
+-- version 1.9.0 (or version 1.9.2) to version 1.10.0
+-- it is intended as a standalone script, however, because of the multiple
+-- databases related difficulties, it should be parsed by a PHP script in
+-- order to connect to and update the right databases.
+-- There is one line per query, allowing the PHP function file() to read
+-- all lines separately into an array. The xxMAINxx-type markers are there
+-- to tell the PHP script which database we're talking about.
+-- By always using the keyword "TABLE" in the queries, we should be able
+-- to retrieve and modify the table name from the PHP script if needed, which
+-- will allow us to deal with the unique-database-type installations
+--
+-- This first part is for the main database
+
+-- xxMAINxx
+
+
+-- Do not move this query
+
+-- Main changes
+
+-- Courses changes
+
+ALTER TABLE c_lp_item ADD INDEX idx_c_lp_item_cid_lp_id (c_id, lp_id);
+ALTER TABLE c_lp_item_view ADD INDEX idx_c_lp_item_view_cid_lp_view_id_lp_item_id(c_id, lp_view_id, lp_item_id);
+ALTER TABLE c_tool_intro MODIFY COLUMN intro_text MEDIUMTEXT NOT NULL;
+
+UPDATE settings_current SET selected_value = '1.10.0.18715' WHERE variable = 'chamilo_database_version';
+
+-- xxSTATSxx
+
+-- xxUSERxx
+
+-- xxCOURSExx
+-- All DB course changes will be added in the "main zone"