P.S.: I also created the user User on the datawiki and tried to rename
him to টিল via Special:RenameUser but that resulted in the same error :/
On 9/21/2016 5:33 PM, Till Kraemer wrote:
> Hi,
>
> I'm running a little pool wiki for files, a data wiki for, well data,
> and several language wikis (MediaWiki 1.27.1).
>
> Users টিল and Till have accounts on enwiki. I can create a local user
> টিল on poolwiki via createLocalAccount.php with no problems. I also can
> create a local user Till on datawiki without any trouble, but when I try
> to create টিল on datawiki, I'm getting the following error:
>
> A database query error has occurred.
> Query: SELECT
> gu_id,gu_name,lu_wiki,gu_salt,gu_password,gu_auth_token,gu_locked,gu_hidden,gu_registration,gu_email,gu_email_authenticated,gu_home_db,gu_cas_token
> FROM `globaluser` LEFT OUTER JOIN `localuser` ON ((gu_name=lu_name) AND
> lu_wiki = 'datawiki') WHERE gu_name = 'টিল' LIMIT 1
> Function: CentralAuthUser::loadState
> Error: 1267 Illegal mix of collations (latin1_bin,IMPLICIT) and
> (utf8_general_ci,COERCIBLE) for operation '=' (127.0.0.1)
>
> Table globaluser on database centralauth looks like this:
>
> | Field | Type | Collation |
> +------------------------------+------------------+-------------------+
> | gu_id | int(11) | NULL |
> | gu_name | varchar(255) | latin1_bin |
> | gu_enabled | varchar(14) | latin1_swedish_ci |
> | gu_enabled_method | enum('opt-in', | latin1_swedish_ci |
> | |'batch','auto', | |
> | |'admin') | |
> | gu_home_db | varchar(255) | latin1_bin |
> | gu_email | varchar(255) | latin1_bin |
> | gu_email_authenticated | char(14) | latin1_bin |
> | gu_salt | varchar(16) | latin1_bin |
> | gu_password | tinyblob | NULL |
> | gu_locked | tinyint(1) | NULL |
> | gu_hidden | varbinary(255) | NULL |
> | gu_registration | varchar(14) | latin1_bin |
> | gu_password_reset_key | tinyblob | NULL |
> | gu_password_reset_expiration | varchar(14) | latin1_bin |
> | gu_auth_token | varbinary(32) | NULL |
> | gu_cas_token | int(10) unsigned | NULL |
>
> I tried to do things like ALTER TABLE `globaluser` MODIFY
> `gu_password_reset_expiration` varchar(14) CHARACTER SET utf8 COLLATE
> utf8_bin; but that doesn't work with gu_name:
>
> ERROR 1071 (42000): Specified key was too long; max key length is 1000 bytes
>
> I can do gu_name varchar(200), but I'm probably not supposed to do that.
>
> I also can change gu_name varchar(255) to utf8_bin in a freshly created
> centralauth database, but not in the one that is already populated with
> my users.
>
> Exporting the old centralauth database, changing gu_name to utf8_bin in
> an editor and importing it, doesn't work either: same error as mentioned
> above.
>
> How can I fix this?
>
> I'm running MariaDB 10.0.25 which seem to use XtraDB by default. Would
> it help to switch to InnoDB?
>
> And: my latest language wikis have $wgDBTableOptions = "ENGINE=InnoDB,
> DEFAULT CHARSET=binary"; so I changed the old wikis from
> $wgDBTableOptions = "TYPE=InnoDB"; in LocalSettings.php to the
> settings of the new wikis. I don't know if that's a problem.
>
> Aside from the problems mentioned above, should I change every database
> and table of the old wikis from latin1_bin to utf8_bin, so that they are
> in line with the new MediaWiki installations?
>
> Any help is more than welcome!
>
> Thanks and cheers,
>
> Till
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