Bug #76817 [NEW]: Can't establish a connection to MySQL after upgrading from 7.2.9 to 7.3.0beta3

From: ildar dot aim at gmail dot com Operating system: archlinux 64 PHP version: 7.3.0beta2 Package: MySQL related Bug Type: Bug Bug description:Can't establish a connection to MySQL after upgrading from 7.2.9 to 7.3.0beta3 Description: ------------ The script is same as in https://bugs.php.net/bug.php?id=76651 | default_authentication_plugin | mysql_native_password | mysql Ver 8.0.12 for Linux on x86_64 (MySQL Community Server (GPL)) Test script: --------------- Should you add beta3 in the 'PHP version:' select box ? Actual result: -------------- Warning: mysqli_connect(): (HY000/2002): No such file or directory in /home/aim/public_html/p.php on line 10 Error: Unable to connect to MySQL. Debugging errno: 2002 Debugging error: No such file or directory -- Edit bug report at https://bugs.php.net/bug.php?id=76817&edit=1 -- Try a snapshot (PHP 5.4): https://bugs.php.net/fix.php?id=76817&r=trysnapshot54 Try a snapshot (PHP 5.5): https://bugs.php.net/fix.php?id=76817&r=trysnapshot55 Try a snapshot (trunk): https://bugs.php.net/fix.php?id=76817&r=trysnapshottrunk Fixed in SVN: https://bugs.php.net/fix.php?id=76817&r=fixed Fixed in release: https://bugs.php.net/fix.php?id=76817&r=alreadyfixed Need backtrace: https://bugs.php.net/fix.php?id=76817&r=needtrace Need Reproduce Script: https://bugs.php.net/fix.php?id=76817&r=needscript Try newer version: https://bugs.php.net/fix.php?id=76817&r=oldversion Not developer issue: https://bugs.php.net/fix.php?id=76817&r=support Expected behavior: https://bugs.php.net/fix.php?id=76817&r=notwrong Not enough info: https://bugs.php.net/fix.php?id=76817&r=notenoughinfo Submitted twice: https://bugs.php.net/fix.php?id=76817&r=submittedtwice register_globals: https://bugs.php.net/fix.php?id=76817&r=globals PHP 4 support discontinued: https://bugs.php.net/fix.php?id=76817&r=php4 Daylight Savings: https://bugs.php.net/fix.php?id=76817&r=dst IIS Stability: https://bugs.php.net/fix.php?id=76817&r=isapi Install GNU Sed: https://bugs.php.net/fix.php?id=76817&r=gnused Floating point limitations: https://bugs.php.net/fix.php?id=76817&r=float No Zend Extensions: https://bugs.php.net/fix.php?id=76817&r=nozend MySQL Configuration Error: https://bugs.php.net/fix.php?id=76817&r=mysqlcfg