Select LanguageID, LanguageName from tbllanguage where LanguageID in (SELECT distinct languageid FROM tblsecurityrules where ( schoolgroupid = or schoolgroupid = ) ) order by Displayorder/You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near 'or schoolgroupid = ) ) order by Displayorder' at line 1' Tietokantavirhe / Database error / Databas misstag