select username,sum(woitem.qtytarget) as total
from item
join wo
ON wo.id = item.woid
JOIN part ON item.partid = part.id
Join moitem
on moitem.id = item.moitemid
Join mo
ON mo.id = moitem.moid
LEFT JOIN SYSUSER ON mo.userid = sysuser.id
where username = 'XXX'
group by username
I want to use multiple conditions in where.AND doesnt work in firebird? I want to use many conditions. example - where username = 'xxx', 'yyy', 'zzz'.