TYPO3 Core

For our client we're still using the QueryGenerator.php which is currently far away from PHP 8.1 compatibilty.
Or was.

I've tried to document all the warnings and changes.
But it does not make any sense.

In our environment the nwe & attached QueryGenerator works now with PHP 8.1

Here are some og the former warnings we've got:

After testing I've re-changed the [$fieldName]['type'] recognition again.

Attaches is a working version of the QueryGenerator.php which solves these issues:

PHP Warnings in typo3_src-11.5.16/typo3/sysext/core/Classes/Database/QueryGenerator.php

PHP Warning: Undefined array key "uid" in typo3_src-11.5.16/typo3/sysext/core/Classes/Database/QueryGenerator.php line 296

PHP Warning: Undefined array key "exclude" in typo3_src-11.5.16/typo3/sysext/core/Classes/Database/QueryGenerator.php line 298

PHP Warning: Undefined array key "items" in typo3_src-11.5.16/typo3/sysext/core/Classes/Database/QueryGenerator.php line 322

PHP Warning: Undefined array key "special" in typo3_src-11.5.16/typo3/sysext/core/Classes/Database/QueryGenerator.php line 337

PHP Warning: Undefined array key "inputValue1" in typo3_src-11.5.16/typo3/sysext/core/Classes/Database/QueryGenerator.php line 1384

PHP Warning: Undefined array key "inputValue1" in typo3_src-11.5.16/typo3/sysext/core/Classes/Database/QueryGenerator.php line 1386

PHP Warning: Undefined array key "inputValue1" in typo3_src/typo3_src-11.5.16/typo3/sysext/core/Classes/Database/QueryGenerator.php line 1391

PHP Warning: Undefined array key "deleted" in typo3_src-11.5.16/typo3/sysext/core/Classes/Database/QueryGenerator.php line 569

PHP Warning: Undefined array key "negate" in typo3_src-11.5.16/typo3/sysext/core/Classes/Database/QueryGenerator.php line 594

PHP Warning: Undefined array key "queryGroup" in typo3_src-11.5.16/typo3/sysext/core/Classes/Database/QueryGenerator.php line 1653

PHP Warning: Undefined array key "queryOrder" in typo3_src-11.5.16/typo3/sysext/core/Classes/Database/QueryGenerator.php line 1656

PHP Warning: Undefined array key "queryLimit" in typo3_src-11.5.16/typo3/sysext/core/Classes/Database/QueryGenerator.php line 1662

PHP Warning: Undefined array key "queryFields" in typo3_src-11.5.16/typo3/sysext/core/Classes/Database/QueryGenerator.php line 1453

PHP Warning: Undefined array key "queryGroup" in typo3_src-11.5.16/typo3/sysext/core/Classes/Database/QueryGenerator.php line 1456

PHP Warning: Undefined array key "queryOrder" in typo3_src-11.5.16/typo3/sysext/core/Classes/Database/QueryGenerator.php line 1459

PHP Warning: Undefined array key "queryLimit" in typo3_src-11.5.16/typo3/sysext/core/Classes/Database/QueryGenerator.php line 1463

PHP Warning: Undefined array key "queryLimit" in typo3_src-11.5.16/typo3/sysext/core/Classes/Database/QueryGenerator.php line 1466

PHP Warning: Undefined array key 1 in typo3_src-11.5.16/typo3/sysext/core/Classes/Database/QueryGenerator.php line 1470

PHP Warning: Undefined array key "queryOrder" in typo3_src-11.5.16/typo3/sysext/core/Classes/Database/QueryGenerator.php line 1476

PHP Warning: Undefined array key "qG_del" in typo3_src-11.5.16/typo3/sysext/core/Classes/Database/QueryGenerator.php line 447

PHP Warning: Undefined array key "qG_ins" in typo3_src-11.5.16/typo3/sysext/core/Classes/Database/QueryGenerator.php line 465

PHP Warning: Undefined array key "165_" in typo3_src-11.5.16/typo3/sysext/core/Classes/Database/QueryGenerator.php line 1184

PHP Warning: Undefined array key "items" in typo3_src-11.5.16/typo3/sysext/core/Classes/Database/QueryGenerator.php line 813

PHP Warning: Undefined array key "deleted" in /data/www/sites/baden-wuerttemberg.de/shared/typo3_src/typo3_src-11.5.16/typo3/sysext/core/Classes/Database/QueryGenerator.php line 629

PHP Warning: Undefined array key "negate" in typo3_src-11.5.16/typo3/sysext/core/Classes/Database/QueryGenerator.php line 765

PHP Warning: Undefined array key "sub" in typo3_src-11.5.16/typo3/sysext/core/Classes/Database/QueryGenerator.php line 1026

PHP Warning: Undefined array key "dbint." in typo3_src-11.5.16/typo3/sysext/core/Classes/Database/QueryGenerator.php line 1508

I'm givig up to document all the changes necessary...