From 173403cf4f56b15540bc5620f51fa23915f872d3 Mon Sep 17 00:00:00 2001
From: skodak <skodak>
Date: Thu, 9 Aug 2007 11:11:56 +0000
Subject: [PATCH] MDL-10757 adding table indexes needed in grade cron

---
 lib/db/install.xml | 15 ++++++++--
 lib/db/upgrade.php | 74 ++++++++++++++++++++++++++++++++++++++++++++++
 version.php        |  2 +-
 3 files changed, 87 insertions(+), 4 deletions(-)

diff --git a/lib/db/install.xml b/lib/db/install.xml
index bd7e50362c..e1fa267621 100644
--- a/lib/db/install.xml
+++ b/lib/db/install.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8" ?>
-<XMLDB PATH="lib/db" VERSION="20070804" COMMENT="XMLDB file for core Moodle tables"
+<XMLDB PATH="lib/db" VERSION="20070809" COMMENT="XMLDB file for core Moodle tables"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
     xsi:noNamespaceSchemaLocation="../../lib/xmldb/xmldb.xsd"
 >
@@ -857,7 +857,6 @@
         <INDEX NAME="contextlevel-instanceid" UNIQUE="true" FIELDS="contextlevel, instanceid" NEXT="instanceid"/>
         <INDEX NAME="instanceid" UNIQUE="false" FIELDS="instanceid" PREVIOUS="contextlevel-instanceid" NEXT="path"/>
         <INDEX NAME="path" UNIQUE="false" FIELDS="path" PREVIOUS="instanceid"/>
-
       </INDEXES>
     </TABLE>
     <TABLE NAME="context_rel" COMMENT="context relations, c2 is a parent (or higher) of c1" PREVIOUS="context" NEXT="capabilities">
@@ -1369,6 +1368,12 @@
         <KEY NAME="scaleid" TYPE="foreign" FIELDS="scaleid" REFTABLE="scale" REFFIELDS="id" PREVIOUS="categoryid" NEXT="outcomeid"/>
         <KEY NAME="outcomeid" TYPE="foreign" FIELDS="outcomeid" REFTABLE="grade_outcomes" REFFIELDS="id" PREVIOUS="scaleid"/>
       </KEYS>
+      <INDEXES>
+        <INDEX NAME="locktime" UNIQUE="false" FIELDS="locktime" COMMENT="locktime index" NEXT="locked"/>
+        <INDEX NAME="locked" UNIQUE="false" FIELDS="locked" COMMENT="locked index" PREVIOUS="locktime" NEXT="itemtype"/>
+        <INDEX NAME="itemtype" UNIQUE="false" FIELDS="itemtype" COMMENT="itemtypeindex" PREVIOUS="locked" NEXT="needsupdate"/>
+        <INDEX NAME="needsupdate" UNIQUE="false" FIELDS="needsupdate" COMMENT="needsupdate index" PREVIOUS="itemtype"/>
+      </INDEXES>
     </TABLE>
     <TABLE NAME="grade_grades" COMMENT="grade_grades  This table keeps individual grades for each user and each item, exactly as imported or submitted by modules. The rawgrademax/min and rawscaleid are stored here to record the values at the time the grade was stored, because teachers might change this for an activity! All the results are normalised/resampled for the final grade value." PREVIOUS="grade_items" NEXT="grade_grades_text">
       <FIELDS>
@@ -1397,6 +1402,10 @@
         <KEY NAME="rawscaleid" TYPE="foreign" FIELDS="rawscaleid" REFTABLE="scale" REFFIELDS="id" PREVIOUS="userid" NEXT="usermodified"/>
         <KEY NAME="usermodified" TYPE="foreign" FIELDS="usermodified" REFTABLE="user" REFFIELDS="id" PREVIOUS="rawscaleid"/>
       </KEYS>
+      <INDEXES>
+        <INDEX NAME="locktime" UNIQUE="false" FIELDS="locktime" COMMENT="locktiem index" NEXT="locked"/>
+        <INDEX NAME="locked" UNIQUE="false" FIELDS="locked" COMMENT="Locked index" PREVIOUS="locktime"/>
+      </INDEXES>
     </TABLE>
     <TABLE NAME="grade_grades_text" COMMENT="This table keeps additional textual information about each individual grade, whether it be automatically generated from the module or entered manually by the teacher. It's here separate from the all-numeric grade_grades for database efficiency reasons." PREVIOUS="grade_grades" NEXT="grade_outcomes_history">
       <FIELDS>
@@ -1679,4 +1688,4 @@
       </SENTENCES>
     </STATEMENT>
   </STATEMENTS>
-</XMLDB>
+</XMLDB>
\ No newline at end of file
diff --git a/lib/db/upgrade.php b/lib/db/upgrade.php
index adf1441f5a..9edd1d77df 100644
--- a/lib/db/upgrade.php
+++ b/lib/db/upgrade.php
@@ -1125,6 +1125,12 @@ function xmldb_main_upgrade($oldversion=0) {
         $table->addKeyInfo('scaleid', XMLDB_KEY_FOREIGN, array('scaleid'), 'scale', array('id'));
         $table->addKeyInfo('outcomeid', XMLDB_KEY_FOREIGN, array('outcomeid'), 'grade_outcomes', array('id'));
 
+    /// Adding indexes to table grade_grades
+        $table->addIndexInfo('locktime', XMLDB_INDEX_NOTUNIQUE, array('locktime'));
+        $table->addIndexInfo('locked', XMLDB_INDEX_NOTUNIQUE, array('locked'));
+        $table->addIndexInfo('itemtype', XMLDB_INDEX_NOTUNIQUE, array('itemtype'));
+        $table->addIndexInfo('needsupdate', XMLDB_INDEX_NOTUNIQUE, array('needsupdate'));
+
     /// Launch create table for grade_items
         $result = $result && create_table($table);
 
@@ -1158,6 +1164,10 @@ function xmldb_main_upgrade($oldversion=0) {
         $table->addKeyInfo('rawscaleid', XMLDB_KEY_FOREIGN, array('rawscaleid'), 'scale', array('id'));
         $table->addKeyInfo('usermodified', XMLDB_KEY_FOREIGN, array('usermodified'), 'user', array('id'));
 
+    /// Adding indexes to table grade_grades
+        $table->addIndexInfo('locktime', XMLDB_INDEX_NOTUNIQUE, array('locktime'));
+        $table->addIndexInfo('locked', XMLDB_INDEX_NOTUNIQUE, array('locked'));
+
     /// Launch create table for grade_grades
         $result = $result && create_table($table);
 
@@ -1652,6 +1662,70 @@ function xmldb_main_upgrade($oldversion=0) {
         $result = $result && add_field($table, $field);
     }
 
+    if ($result && $oldversion < 2007080901) {
+    /// Define index
+        $table = new XMLDBTable('grade_grades');
+        $index = new XMLDBIndex('locktime');
+        $index->setAttributes(XMLDB_INDEX_NOTUNIQUE, array('locktime'));
+
+        if (!index_exists($table, $index)) {
+        /// Launch add index
+            $result = $result && add_index($table, $index);
+        }
+
+    /// Define index
+        $table = new XMLDBTable('grade_grades');
+        $index = new XMLDBIndex('locked');
+        $index->setAttributes(XMLDB_INDEX_NOTUNIQUE, array('locked'));
+
+        if (!index_exists($table, $index)) {
+        /// Launch add index
+            $result = $result && add_index($table, $index);
+        }
+
+    /// Define index
+        $table = new XMLDBTable('grade_items');
+        $index = new XMLDBIndex('locktime');
+        $index->setAttributes(XMLDB_INDEX_NOTUNIQUE, array('locktime'));
+
+        if (!index_exists($table, $index)) {
+        /// Launch add index
+            $result = $result && add_index($table, $index);
+        }
+
+    /// Define index
+        $table = new XMLDBTable('grade_items');
+        $index = new XMLDBIndex('locked');
+        $index->setAttributes(XMLDB_INDEX_NOTUNIQUE, array('locked'));
+
+        if (!index_exists($table, $index)) {
+        /// Launch add index
+            $result = $result && add_index($table, $index);
+        }
+
+    /// Define index
+        $table = new XMLDBTable('grade_items');
+        $index = new XMLDBIndex('itemtype');
+        $index->setAttributes(XMLDB_INDEX_NOTUNIQUE, array('itemtype'));
+
+        if (!index_exists($table, $index)) {
+        /// Launch add index
+            $result = $result && add_index($table, $index);
+        }
+
+    /// Define index
+        $table = new XMLDBTable('grade_items');
+        $index = new XMLDBIndex('needsupdate');
+        $index->setAttributes(XMLDB_INDEX_NOTUNIQUE, array('needsupdate'));
+
+        if (!index_exists($table, $index)) {
+        /// Launch add index
+            $result = $result && add_index($table, $index);
+        }
+
+
+    }
+
 /*
     /// drop old gradebook tables
     if ($result && $oldversion < 2007072209) {
diff --git a/version.php b/version.php
index 8dc1e648f6..bb7b31198b 100644
--- a/version.php
+++ b/version.php
@@ -6,7 +6,7 @@
 // This is compared against the values stored in the database to determine
 // whether upgrades should be performed (see lib/db/*.php)
 
-    $version = 2007080900;  // YYYYMMDD = date
+    $version = 2007080901;  // YYYYMMDD = date
                             //       XY = increments within a single day
 
     $release = '1.9 dev';   // Human-friendly version name
-- 
2.39.5