Index name too large in table 'bitbag_sylius_cms_plugin_frequently_asked_question_translation'

[h3llr4iser]

I have a problem doing a migration:

[Doctrine\DBAL\Exception\DriverException]
An exception occurred while executing 'CREATE TABLE bitbag_sylius_cms_plugi
n_frequently_asked_question_translation (id INT AUTO_INCREMENT NOT NULL, tr
anslatable_id INT NOT NULL, question VARCHAR(1500) NOT NULL, answer LONGTEX
T NOT NULL, locale VARCHAR(255) NOT NULL, INDEX IDX_1F3306412C2AC5D3 (trans
latable_id), UNIQUE INDEX bitbag_sylius_cms_plugin_frequently_asked_questio
n_translation_uniq_trans (translatable_id, locale), PRIMARY KEY(id)) DEFAUL
T CHARACTER SET utf8 COLLATE utf8_unicode_ci ENGINE = InnoDB':

SQLSTATE[42000]: Syntax error or access violation: 1059 Le nom de l'identif
icateur 'bitbag_sylius_cms_plugin_frequently_asked_question_translation_uni
q_trans' est trop long

[bitbager]

CC @shinoks,

Thanks! We tested it only on SQLite, so didn't notice it could be too long for MySQL.

106 PR should fix it.