From 4344721c138e7f6845a8129278c9d3374daee085 Mon Sep 17 00:00:00 2001
From: Scott <scott.vivian@gmail.com>
Date: Fri, 14 Aug 2020 17:31:02 +0100
Subject: [PATCH] Remove old upgrade queries

No reason to allow upgrades directly from v1.0 any more. Pre-1.6 versions can upgrade to v1.8 first, *then* v1.9+.
---
 qa-include/db/install.php | 539 --------------------------------------
 1 file changed, 539 deletions(-)

diff --git a/qa-include/db/install.php b/qa-include/db/install.php
index a651badb5..e0b943276 100644
--- a/qa-include/db/install.php
+++ b/qa-include/db/install.php
@@ -805,545 +805,6 @@ function qa_db_upgrade_tables()
 		qa_db_upgrade_progress(QA_DB_VERSION_CURRENT - $version . ' upgrade step/s remaining...');
 
 		switch ($newversion) {
-			// Up to here: Version 1.0 beta 1
-
-			case 2:
-				qa_db_upgrade_query('ALTER TABLE ^posts DROP COLUMN votes, ADD COLUMN upvotes ' . $definitions['posts']['upvotes'] .
-					' AFTER cookieid, ADD COLUMN downvotes ' . $definitions['posts']['downvotes'] . ' AFTER upvotes');
-				qa_db_upgrade_query($locktablesquery);
-				$keyrecalc['dorecountposts'] = true;
-				break;
-
-			case 3:
-				qa_db_upgrade_query('ALTER TABLE ^userpoints ADD COLUMN upvoteds ' . $definitions['userpoints']['upvoteds'] .
-					' AFTER avoteds, ADD COLUMN downvoteds ' . $definitions['userpoints']['downvoteds'] . ' AFTER upvoteds');
-				qa_db_upgrade_query($locktablesquery);
-				$keyrecalc['dorecalcpoints'] = true;
-				break;
-
-			case 4:
-				qa_db_upgrade_query('ALTER TABLE ^posts ADD COLUMN lastuserid ' . $definitions['posts']['lastuserid'] . ' AFTER cookieid, CHANGE COLUMN updated updated ' . $definitions['posts']['updated']);
-				qa_db_upgrade_query($locktablesquery);
-				qa_db_upgrade_query('UPDATE ^posts SET updated=NULL WHERE updated=0 OR updated=created');
-				break;
-
-			case 5:
-				qa_db_upgrade_query('ALTER TABLE ^contentwords ADD COLUMN type ' . $definitions['contentwords']['type'] . ' AFTER count, ADD COLUMN questionid ' . $definitions['contentwords']['questionid'] . ' AFTER type');
-				qa_db_upgrade_query($locktablesquery);
-				$keyrecalc['doreindexcontent'] = true;
-				break;
-
-			// Up to here: Version 1.0 beta 2
-
-			case 6:
-				qa_db_upgrade_query('ALTER TABLE ^userpoints ADD COLUMN cposts ' . $definitions['userpoints']['cposts'] . ' AFTER aposts');
-				qa_db_upgrade_query($locktablesquery);
-				$keyrecalc['dorecalcpoints'] = true;
-				break;
-
-			case 7:
-				if (!QA_FINAL_EXTERNAL_USERS) {
-					qa_db_upgrade_query('ALTER TABLE ^users ADD COLUMN sessioncode ' . $definitions['users']['sessioncode'] . ' AFTER writeip');
-					qa_db_upgrade_query($locktablesquery);
-				}
-				break;
-
-			case 8:
-				qa_db_upgrade_query('ALTER TABLE ^posts ADD KEY (type, acount, created)');
-				qa_db_upgrade_query($locktablesquery);
-				$keyrecalc['dorecountposts'] = true; // for unanswered question count
-				break;
-
-			// Up to here: Version 1.0 beta 3, 1.0, 1.0.1 beta, 1.0.1
-
-			case 9:
-				if (!QA_FINAL_EXTERNAL_USERS) {
-					qa_db_upgrade_query('ALTER TABLE ^users CHANGE COLUMN resetcode emailcode ' . $definitions['users']['emailcode'] . ', ADD COLUMN flags ' . $definitions['users']['flags'] . ' AFTER sessioncode');
-					qa_db_upgrade_query($locktablesquery);
-					qa_db_upgrade_query('UPDATE ^users SET flags=1');
-				}
-				break;
-
-			case 10:
-				qa_db_upgrade_query('UNLOCK TABLES');
-				qa_db_upgrade_query(qa_db_create_table_sql('categories', array(
-					'categoryid' => $definitions['categories']['categoryid'],
-					'title' => $definitions['categories']['title'],
-					'tags' => $definitions['categories']['tags'],
-					'qcount' => $definitions['categories']['qcount'],
-					'position' => $definitions['categories']['position'],
-					'PRIMARY KEY (categoryid)',
-					'UNIQUE `tags` (tags)',
-					'UNIQUE `position` (position)',
-				))); // hard-code list of columns and indexes to ensure we ignore any added at a later stage
-
-				$locktablesquery .= ', ^categories WRITE';
-				qa_db_upgrade_query($locktablesquery);
-				break;
-
-			case 11:
-				qa_db_upgrade_query('ALTER TABLE ^posts ADD CONSTRAINT ^posts_ibfk_2 FOREIGN KEY (parentid) REFERENCES ^posts(postid), ADD COLUMN categoryid ' . $definitions['posts']['categoryid'] . ' AFTER parentid, ADD KEY categoryid (categoryid, type, created), ADD CONSTRAINT ^posts_ibfk_3 FOREIGN KEY (categoryid) REFERENCES ^categories(categoryid) ON DELETE SET NULL');
-				// foreign key on parentid important now that deletion is possible
-				qa_db_upgrade_query($locktablesquery);
-				break;
-
-			case 12:
-				qa_db_upgrade_query('UNLOCK TABLES');
-				qa_db_upgrade_query(qa_db_create_table_sql('pages', array(
-					'pageid' => $definitions['pages']['pageid'],
-					'title' => $definitions['pages']['title'],
-					'nav' => $definitions['pages']['nav'],
-					'position' => $definitions['pages']['position'],
-					'flags' => $definitions['pages']['flags'],
-					'tags' => $definitions['pages']['tags'],
-					'heading' => $definitions['pages']['heading'],
-					'content' => $definitions['pages']['content'],
-					'PRIMARY KEY (pageid)',
-					'UNIQUE `tags` (tags)',
-					'UNIQUE `position` (position)',
-				))); // hard-code list of columns and indexes to ensure we ignore any added at a later stage
-				$locktablesquery .= ', ^pages WRITE';
-				qa_db_upgrade_query($locktablesquery);
-				break;
-
-			case 13:
-				qa_db_upgrade_query('ALTER TABLE ^posts ADD COLUMN createip ' . $definitions['posts']['createip'] . ' AFTER cookieid, ADD KEY createip (createip, created)');
-				qa_db_upgrade_query($locktablesquery);
-				break;
-
-			case 14:
-				qa_db_upgrade_query('ALTER TABLE ^userpoints DROP COLUMN qvotes, DROP COLUMN avotes, ADD COLUMN qupvotes ' . $definitions['userpoints']['qupvotes'] . ' AFTER aselecteds, ADD COLUMN qdownvotes ' . $definitions['userpoints']['qdownvotes'] . ' AFTER qupvotes, ADD COLUMN aupvotes ' . $definitions['userpoints']['aupvotes'] . ' AFTER qdownvotes, ADD COLUMN adownvotes ' . $definitions['userpoints']['adownvotes'] . ' AFTER aupvotes');
-				qa_db_upgrade_query($locktablesquery);
-				$keyrecalc['dorecalcpoints'] = true;
-				break;
-
-			// Up to here: Version 1.2 beta 1
-
-			case 15:
-				if (!QA_FINAL_EXTERNAL_USERS)
-					qa_db_upgrade_table_columns($definitions, 'users', array('emailcode', 'sessioncode', 'flags'));
-
-				qa_db_upgrade_table_columns($definitions, 'posts', array('acount', 'upvotes', 'downvotes', 'format'));
-				qa_db_upgrade_table_columns($definitions, 'categories', array('qcount'));
-				qa_db_upgrade_table_columns($definitions, 'words', array('titlecount', 'contentcount', 'tagcount'));
-				qa_db_upgrade_table_columns($definitions, 'userpoints', array('points', 'qposts', 'aposts', 'cposts',
-					'aselects', 'aselecteds', 'qupvotes', 'qdownvotes', 'aupvotes', 'adownvotes', 'qvoteds', 'avoteds', 'upvoteds', 'downvoteds'));
-				qa_db_upgrade_query($locktablesquery);
-				break;
-
-			// Up to here: Version 1.2 (release)
-
-			case 16:
-				qa_db_upgrade_table_columns($definitions, 'posts', array('format'));
-				qa_db_upgrade_query($locktablesquery);
-				$keyrecalc['doreindexcontent'] = true; // because of new treatment of apostrophes in words
-				break;
-
-			case 17:
-				qa_db_upgrade_query('ALTER TABLE ^posts ADD KEY updated (updated, type), ADD KEY categoryid_2 (categoryid, updated, type)');
-				qa_db_upgrade_query($locktablesquery);
-				break;
-
-			case 18:
-				qa_db_upgrade_query('ALTER TABLE ^posts ADD COLUMN lastip ' . $definitions['posts']['lastip'] . ' AFTER lastuserid, ADD KEY lastip (lastip, updated, type)');
-				qa_db_upgrade_query($locktablesquery);
-				break;
-
-			case 19:
-				if (!QA_FINAL_EXTERNAL_USERS)
-					qa_db_upgrade_query('ALTER TABLE ^users ADD COLUMN avatarblobid ' . $definitions['users']['avatarblobid'] . ' AFTER handle, ADD COLUMN avatarwidth ' . $definitions['users']['avatarwidth'] . ' AFTER avatarblobid, ADD COLUMN avatarheight ' . $definitions['users']['avatarheight'] . ' AFTER avatarwidth');
-
-				// hard-code list of columns and indexes to ensure we ignore any added at a later stage
-
-				qa_db_upgrade_query('UNLOCK TABLES');
-
-				qa_db_upgrade_query(qa_db_create_table_sql('blobs', array(
-					'blobid' => $definitions['blobs']['blobid'],
-					'format' => $definitions['blobs']['format'],
-					'content' => $definitions['blobs']['content'],
-					'PRIMARY KEY (blobid)',
-				)));
-
-				qa_db_upgrade_query(qa_db_create_table_sql('cache', array(
-					'type' => $definitions['cache']['type'],
-					'cacheid' => $definitions['cache']['cacheid'],
-					'content' => $definitions['cache']['content'],
-					'created' => $definitions['cache']['created'],
-					'lastread' => $definitions['cache']['lastread'],
-					'PRIMARY KEY (type, cacheid)',
-					'KEY (lastread)',
-				))); // hard-code list of columns and indexes to ensure we ignore any added at a later stage
-
-				$locktablesquery .= ', ^blobs WRITE, ^cache WRITE';
-				qa_db_upgrade_query($locktablesquery);
-				break;
-
-			case 20:
-				if (!QA_FINAL_EXTERNAL_USERS) {
-					qa_db_upgrade_query('UNLOCK TABLES');
-
-					qa_db_upgrade_query(qa_db_create_table_sql('userlogins', array(
-						'userid' => $definitions['userlogins']['userid'],
-						'source' => $definitions['userlogins']['source'],
-						'identifier' => $definitions['userlogins']['identifier'],
-						'identifiermd5' => $definitions['userlogins']['identifiermd5'],
-						'KEY source (source, identifiermd5)',
-						'KEY userid (userid)',
-						'CONSTRAINT ^userlogins_ibfk_1 FOREIGN KEY (userid) REFERENCES ^users(userid) ON DELETE CASCADE',
-					)));
-
-					qa_db_upgrade_query('ALTER TABLE ^users CHANGE COLUMN passsalt passsalt ' . $definitions['users']['passsalt'] . ', CHANGE COLUMN passcheck passcheck ' . $definitions['users']['passcheck']);
-
-					$locktablesquery .= ', ^userlogins WRITE';
-					qa_db_upgrade_query($locktablesquery);
-				}
-				break;
-
-			case 21:
-				if (!QA_FINAL_EXTERNAL_USERS) {
-					qa_db_upgrade_query('UNLOCK TABLES');
-
-					qa_db_upgrade_query(qa_db_create_table_sql('userfields', array(
-						'fieldid' => $definitions['userfields']['fieldid'],
-						'title' => $definitions['userfields']['title'],
-						'content' => $definitions['userfields']['content'],
-						'position' => $definitions['userfields']['position'],
-						'flags' => $definitions['userfields']['flags'],
-						'PRIMARY KEY (fieldid)',
-					)));
-
-					$locktablesquery .= ', ^userfields WRITE';
-					qa_db_upgrade_query($locktablesquery);
-
-					qa_db_upgrade_query(qa_db_default_userfields_sql());
-				}
-				break;
-
-			// Up to here: Version 1.3 beta 1
-
-			case 22:
-				if (!QA_FINAL_EXTERNAL_USERS) {
-					qa_db_upgrade_query('ALTER TABLE ^users ADD COLUMN sessionsource ' . $definitions['users']['sessionsource'] . ' AFTER sessioncode');
-					qa_db_upgrade_query($locktablesquery);
-				}
-				break;
-
-			// Up to here: Version 1.3 beta 2 and release
-
-			case 23:
-				qa_db_upgrade_query('UNLOCK TABLES');
-
-				qa_db_upgrade_query(qa_db_create_table_sql('widgets', array(
-					'widgetid' => $definitions['widgets']['widgetid'],
-					'place' => $definitions['widgets']['place'],
-					'position' => $definitions['widgets']['position'],
-					'tags' => $definitions['widgets']['tags'],
-					'title' => $definitions['widgets']['title'],
-					'PRIMARY KEY (widgetid)',
-					'UNIQUE `position` (position)',
-				)));
-
-				$locktablesquery .= ', ^widgets WRITE';
-				qa_db_upgrade_query($locktablesquery);
-				break;
-
-			case 24:
-				qa_db_upgrade_query('UNLOCK TABLES');
-
-				qa_db_upgrade_query(qa_db_create_table_sql('tagwords', array(
-					'postid' => $definitions['tagwords']['postid'],
-					'wordid' => $definitions['tagwords']['wordid'],
-					'KEY postid (postid)',
-					'KEY wordid (wordid)',
-					'CONSTRAINT ^tagwords_ibfk_1 FOREIGN KEY (postid) REFERENCES ^posts(postid) ON DELETE CASCADE',
-					'CONSTRAINT ^tagwords_ibfk_2 FOREIGN KEY (wordid) REFERENCES ^words(wordid)',
-				)));
-
-				$locktablesquery .= ', ^tagwords WRITE';
-
-				qa_db_upgrade_query('ALTER TABLE ^words ADD COLUMN tagwordcount ' . $definitions['words']['tagwordcount'] . ' AFTER contentcount');
-				qa_db_upgrade_query($locktablesquery);
-
-				$keyrecalc['doreindexcontent'] = true;
-				break;
-
-			// Up to here: Version 1.4 developer preview
-
-			case 25:
-				$keycolumns = qa_array_to_keys(qa_db_read_all_values(qa_db_query_sub('SHOW COLUMNS FROM ^blobs')));
-				// might be using blobs table shared with another installation, so check if we need to upgrade
-
-				if (isset($keycolumns['filename']))
-					qa_db_upgrade_progress('Skipping upgrading blobs table since it was already upgraded by another Q2A site sharing it.');
-
-				else {
-					qa_db_upgrade_query('ALTER TABLE ^blobs ADD COLUMN filename ' . $definitions['blobs']['filename'] . ' AFTER content, ADD COLUMN userid ' . $definitions['blobs']['userid'] . ' AFTER filename, ADD COLUMN cookieid ' . $definitions['blobs']['cookieid'] . ' AFTER userid, ADD COLUMN createip ' . $definitions['blobs']['createip'] . ' AFTER cookieid, ADD COLUMN created ' . $definitions['blobs']['created'] . ' AFTER createip');
-					qa_db_upgrade_query($locktablesquery);
-				}
-				break;
-
-			case 26:
-				qa_db_upgrade_query('ALTER TABLE ^uservotes ADD COLUMN flag ' . $definitions['uservotes']['flag'] . ' AFTER vote');
-				qa_db_upgrade_query($locktablesquery);
-
-				qa_db_upgrade_query('ALTER TABLE ^posts ADD COLUMN flagcount ' . $definitions['posts']['flagcount'] . ' AFTER downvotes, ADD KEY type_3 (type, flagcount, created)');
-				qa_db_upgrade_query($locktablesquery);
-
-				$keyrecalc['dorecountposts'] = true;
-				break;
-
-			case 27:
-				qa_db_upgrade_query('ALTER TABLE ^posts ADD COLUMN netvotes ' . $definitions['posts']['netvotes'] . ' AFTER downvotes, ADD KEY type_4 (type, netvotes, created)');
-				qa_db_upgrade_query($locktablesquery);
-
-				$keyrecalc['dorecountposts'] = true;
-				break;
-
-			case 28:
-				qa_db_upgrade_query('ALTER TABLE ^posts ADD COLUMN views ' . $definitions['posts']['views'] . ' AFTER netvotes, ADD COLUMN hotness ' . $definitions['posts']['hotness'] . ' AFTER views, ADD KEY type_5 (type, views, created), ADD KEY type_6 (type, hotness)');
-				qa_db_upgrade_query($locktablesquery);
-
-				$keyrecalc['dorecountposts'] = true;
-				break;
-
-			case 29:
-				qa_db_upgrade_query('ALTER TABLE ^posts ADD COLUMN lastviewip ' . $definitions['posts']['lastviewip'] . ' AFTER netvotes');
-				qa_db_upgrade_query($locktablesquery);
-				break;
-
-			case 30:
-				qa_db_upgrade_query('ALTER TABLE ^posts DROP FOREIGN KEY ^posts_ibfk_3'); // to allow category column types to be changed
-				qa_db_upgrade_query($locktablesquery);
-
-				qa_db_upgrade_query('ALTER TABLE ^posts DROP KEY categoryid, DROP KEY categoryid_2');
-				qa_db_upgrade_query($locktablesquery);
-
-				qa_db_upgrade_query('ALTER TABLE ^categories CHANGE COLUMN categoryid categoryid ' . $definitions['categories']['categoryid'] . ', ADD COLUMN parentid ' . $definitions['categories']['parentid'] . ' AFTER categoryid, ADD COLUMN backpath ' . $definitions['categories']['backpath'] . ' AFTER position, ADD COLUMN content ' . $definitions['categories']['content'] . ' AFTER tags, DROP INDEX tags, DROP INDEX position, ADD UNIQUE parentid (parentid, tags), ADD UNIQUE parentid_2 (parentid, position), ADD KEY backpath (backpath(' . QA_DB_MAX_CAT_PAGE_TAGS_LENGTH . '))');
-				qa_db_upgrade_query($locktablesquery);
-
-				qa_db_upgrade_query('ALTER TABLE ^posts CHANGE COLUMN categoryid categoryid ' . $definitions['posts']['categoryid'] . ', ADD COLUMN catidpath1 ' . $definitions['posts']['catidpath1'] . ' AFTER categoryid, ADD COLUMN catidpath2 ' . $definitions['posts']['catidpath2'] . ' AFTER catidpath1, ADD COLUMN catidpath3 ' . $definitions['posts']['catidpath3'] . ' AFTER catidpath2'); // QA_CATEGORY_DEPTH=4
-				qa_db_upgrade_query($locktablesquery);
-
-				qa_db_upgrade_query('ALTER TABLE ^posts ADD KEY catidpath1 (catidpath1, type, created), ADD KEY catidpath2 (catidpath2, type, created), ADD KEY catidpath3 (catidpath3, type, created), ADD KEY categoryid (categoryid, type, created), ADD KEY catidpath1_2 (catidpath1, updated, type), ADD KEY catidpath2_2 (catidpath2, updated, type), ADD KEY catidpath3_2 (catidpath3, updated, type), ADD KEY categoryid_2 (categoryid, updated, type)');
-				qa_db_upgrade_query($locktablesquery);
-
-				qa_db_upgrade_query('ALTER TABLE ^posts ADD CONSTRAINT ^posts_ibfk_3 FOREIGN KEY (categoryid) REFERENCES ^categories(categoryid) ON DELETE SET NULL');
-				qa_db_upgrade_query($locktablesquery);
-
-				$keyrecalc['dorecalccategories'] = true;
-				break;
-
-			// Up to here: Version 1.4 betas and release
-
-			case 31:
-				qa_db_upgrade_query('ALTER TABLE ^posts CHANGE COLUMN type type ' . $definitions['posts']['type'] . ', ADD COLUMN updatetype ' . $definitions['posts']['updatetype'] . ' AFTER updated, ADD COLUMN closedbyid ' . $definitions['posts']['closedbyid'] . ' AFTER selchildid, ADD KEY closedbyid (closedbyid), ADD CONSTRAINT ^posts_ibfk_4 FOREIGN KEY (closedbyid) REFERENCES ^posts(postid)');
-				qa_db_upgrade_query($locktablesquery);
-				break;
-
-			case 32:
-				qa_db_upgrade_query("UPDATE ^posts SET updatetype=IF(INSTR(type, '_HIDDEN')>0, 'H', 'E') WHERE updated IS NOT NULL");
-				break;
-
-			case 33:
-				qa_db_upgrade_query('ALTER TABLE ^contentwords CHANGE COLUMN type type ' . $definitions['contentwords']['type']);
-				qa_db_upgrade_query($locktablesquery);
-				break;
-
-			case 34:
-				if (!QA_FINAL_EXTERNAL_USERS) {
-					$keytables = qa_array_to_keys(qa_db_read_all_values(qa_db_query_sub('SHOW TABLES')));
-					// might be using messages table shared with another installation, so check if we need to upgrade
-
-					if (isset($keytables[qa_db_add_table_prefix('messages')]))
-						qa_db_upgrade_progress('Skipping messages table since it was already added by another Q2A site sharing these users.');
-
-					else {
-						qa_db_upgrade_query('UNLOCK TABLES');
-
-						qa_db_upgrade_query(qa_db_create_table_sql('messages', array(
-							'messageid' => $definitions['messages']['messageid'],
-							'fromuserid' => $definitions['messages']['fromuserid'],
-							'touserid' => $definitions['messages']['touserid'],
-							'content' => $definitions['messages']['content'],
-							'format' => $definitions['messages']['format'],
-							'created' => $definitions['messages']['created'],
-							'PRIMARY KEY (messageid)',
-							'KEY fromuserid (fromuserid, touserid, created)',
-						)));
-
-						$locktablesquery .= ', ^messages WRITE';
-						qa_db_upgrade_query($locktablesquery);
-					}
-				}
-				break;
-
-			case 35:
-				qa_db_upgrade_query('UNLOCK TABLES');
-
-				qa_db_upgrade_query(qa_db_create_table_sql('userfavorites', array(
-					'userid' => $definitions['userfavorites']['userid'],
-					'entitytype' => $definitions['userfavorites']['entitytype'],
-					'entityid' => $definitions['userfavorites']['entityid'],
-					'nouserevents' => $definitions['userfavorites']['nouserevents'],
-					'PRIMARY KEY (userid, entitytype, entityid)',
-					'KEY userid (userid, nouserevents)',
-					'KEY entitytype (entitytype, entityid, nouserevents)',
-					QA_FINAL_EXTERNAL_USERS ? null : 'CONSTRAINT ^userfavorites_ibfk_1 FOREIGN KEY (userid) REFERENCES ^users(userid) ON DELETE CASCADE',
-				)));
-
-				$locktablesquery .= ', ^userfavorites WRITE';
-				qa_db_upgrade_query($locktablesquery);
-				break;
-
-			case 36:
-				qa_db_upgrade_query('UNLOCK TABLES');
-
-				qa_db_upgrade_query(qa_db_create_table_sql('userevents', array(
-					'userid' => $definitions['userevents']['userid'],
-					'entitytype' => $definitions['userevents']['entitytype'],
-					'entityid' => $definitions['userevents']['entityid'],
-					'questionid' => $definitions['userevents']['questionid'],
-					'lastpostid' => $definitions['userevents']['lastpostid'],
-					'updatetype' => $definitions['userevents']['updatetype'],
-					'lastuserid' => $definitions['userevents']['lastuserid'],
-					'updated' => $definitions['userevents']['updated'],
-					'KEY userid (userid, updated)',
-					'KEY questionid (questionid, userid)',
-					QA_FINAL_EXTERNAL_USERS ? null : 'CONSTRAINT ^userevents_ibfk_1 FOREIGN KEY (userid) REFERENCES ^users(userid) ON DELETE CASCADE',
-				)));
-
-				$locktablesquery .= ', ^userevents WRITE';
-				qa_db_upgrade_query($locktablesquery);
-
-				$keyrecalc['dorefillevents'] = true;
-				break;
-
-			case 37:
-				qa_db_upgrade_query('UNLOCK TABLES');
-
-				qa_db_upgrade_query(qa_db_create_table_sql('sharedevents', array(
-					'entitytype' => $definitions['sharedevents']['entitytype'],
-					'entityid' => $definitions['sharedevents']['entityid'],
-					'questionid' => $definitions['sharedevents']['questionid'],
-					'lastpostid' => $definitions['sharedevents']['lastpostid'],
-					'updatetype' => $definitions['sharedevents']['updatetype'],
-					'lastuserid' => $definitions['sharedevents']['lastuserid'],
-					'updated' => $definitions['sharedevents']['updated'],
-					'KEY entitytype (entitytype, entityid, updated)',
-					'KEY questionid (questionid, entitytype, entityid)',
-				)));
-
-				$locktablesquery .= ', ^sharedevents WRITE';
-				qa_db_upgrade_query($locktablesquery);
-
-				$keyrecalc['dorefillevents'] = true;
-				break;
-
-			case 38:
-				qa_db_upgrade_query('ALTER TABLE ^posts ADD KEY lastuserid (lastuserid, updated, type)');
-				qa_db_upgrade_query($locktablesquery);
-				break;
-
-			case 39:
-				qa_db_upgrade_query('ALTER TABLE ^posts DROP KEY type_3, ADD KEY flagcount (flagcount, created, type)');
-				qa_db_upgrade_query($locktablesquery);
-				break;
-
-			case 40:
-				qa_db_upgrade_query('ALTER TABLE ^userpoints ADD COLUMN bonus ' . $definitions['userpoints']['bonus'] . ' AFTER downvoteds');
-				qa_db_upgrade_query($locktablesquery);
-				break;
-
-			case 41:
-				qa_db_upgrade_query('ALTER TABLE ^pages ADD COLUMN permit ' . $definitions['pages']['permit'] . ' AFTER flags');
-				qa_db_upgrade_query($locktablesquery);
-				break;
-
-			case 42:
-				qa_db_upgrade_query('UNLOCK TABLES');
-
-				qa_db_upgrade_query(qa_db_create_table_sql('usermetas', array(
-					'userid' => $definitions['usermetas']['userid'],
-					'title' => $definitions['usermetas']['title'],
-					'content' => $definitions['usermetas']['content'],
-					'PRIMARY KEY (userid, title)',
-					QA_FINAL_EXTERNAL_USERS ? null : 'CONSTRAINT ^usermetas_ibfk_1 FOREIGN KEY (userid) REFERENCES ^users(userid) ON DELETE CASCADE',
-				)));
-
-				$locktablesquery .= ', ^usermetas WRITE';
-				qa_db_upgrade_query($locktablesquery);
-				break;
-
-			case 43:
-				qa_db_upgrade_query('UNLOCK TABLES');
-
-				qa_db_upgrade_query(qa_db_create_table_sql('postmetas', array(
-					'postid' => $definitions['postmetas']['postid'],
-					'title' => $definitions['postmetas']['title'],
-					'content' => $definitions['postmetas']['content'],
-					'PRIMARY KEY (postid, title)',
-					'CONSTRAINT ^postmetas_ibfk_1 FOREIGN KEY (postid) REFERENCES ^posts(postid) ON DELETE CASCADE',
-				)));
-
-				$locktablesquery .= ', ^postmetas WRITE';
-				qa_db_upgrade_query($locktablesquery);
-				break;
-
-			case 44:
-				qa_db_upgrade_query('UNLOCK TABLES');
-
-				qa_db_upgrade_query(qa_db_create_table_sql('categorymetas', array(
-					'categoryid' => $definitions['categorymetas']['categoryid'],
-					'title' => $definitions['categorymetas']['title'],
-					'content' => $definitions['categorymetas']['content'],
-					'PRIMARY KEY (categoryid, title)',
-					'CONSTRAINT ^categorymetas_ibfk_1 FOREIGN KEY (categoryid) REFERENCES ^categories(categoryid) ON DELETE CASCADE',
-				)));
-
-				$locktablesquery .= ', ^categorymetas WRITE';
-				qa_db_upgrade_query($locktablesquery);
-				break;
-
-			case 45:
-				qa_db_upgrade_query('UNLOCK TABLES');
-
-				qa_db_upgrade_query(qa_db_create_table_sql('tagmetas', array(
-					'tag' => $definitions['tagmetas']['tag'],
-					'title' => $definitions['tagmetas']['title'],
-					'content' => $definitions['tagmetas']['content'],
-					'PRIMARY KEY (tag, title)',
-				)));
-
-				$locktablesquery .= ', ^tagmetas WRITE';
-				qa_db_upgrade_query($locktablesquery);
-				break;
-
-			case 46:
-				qa_db_upgrade_query('ALTER TABLE ^posts DROP KEY selchildid, ADD KEY selchildid (selchildid, type, created), ADD COLUMN amaxvote SMALLINT UNSIGNED NOT NULL DEFAULT 0 AFTER acount, ADD KEY type_7 (type, amaxvote, created)');
-				qa_db_upgrade_query($locktablesquery);
-
-				$keyrecalc['dorecountposts'] = true;
-				break;
-
-			case 47:
-				qa_db_upgrade_query('UNLOCK TABLES');
-
-				qa_db_upgrade_query(qa_db_create_table_sql('usernotices', array(
-					'noticeid' => $definitions['usernotices']['noticeid'],
-					'userid' => $definitions['usernotices']['userid'],
-					'content' => $definitions['usernotices']['content'],
-					'format' => $definitions['usernotices']['format'],
-					'tags' => $definitions['usernotices']['tags'],
-					'created' => $definitions['usernotices']['created'],
-					'PRIMARY KEY (noticeid)',
-					'KEY userid (userid, created)',
-					QA_FINAL_EXTERNAL_USERS ? null : 'CONSTRAINT ^usernotices_ibfk_1 FOREIGN KEY (userid) REFERENCES ^users(userid) ON DELETE CASCADE',
-				)));
-
-				$locktablesquery .= ', ^usernotices WRITE';
-				qa_db_upgrade_query($locktablesquery);
-				break;
-
 			// Up to here: Version 1.5.x
 
 			case 48: