Confirming fix works on Lucid
mysql> ALTER TABLE `grtdiff_alter_test`.`t1` DROP COLUMN `t` , ADD COLUMN `t2` TEXT NULL FIRST; Query OK, 0 rows affected (0.13 sec) Records: 0 Duplicates: 0 Warnings: 0 mysql> \q Bye root@utest-lls32:~# apt-cache policy mysql-server mysql-server: Installed: 5.1.41-3ubuntu12.9 Candidate: 5.1.41-3ubuntu12.9 Version table: *** 5.1.41-3ubuntu12.9 0 500 http://ro.archive.ubuntu.com/ubuntu/ lucid-proposed/main Packages 100 /var/lib/dpkg/status 5.1.41-3ubuntu12.8 0 500 http://ro.archive.ubuntu.com/ubuntu/ lucid-updates/main Packages 5.1.41-3ubuntu12.7 0 500 http://security.ubuntu.com/ubuntu/ lucid-security/main Packages 5.1.41-3ubuntu12 0 500 http://ro.archive.ubuntu.com/ubuntu/ lucid/main Packages root@utest-lls32:~# lsb_release -rd Description: Ubuntu 10.04.1 LTS Release: 10.04 -- You received this bug notification because you are a member of Ubuntu Server Team, which is subscribed to mysql-dfsg-5.1 in ubuntu. https://bugs.launchpad.net/bugs/684398 Title: mysqld crashes on certain ALTER TABLE queries (MySQL Bug #31145) -- Ubuntu-server-bugs mailing list Ubuntu-server-bugs@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-server-bugs