select DJH, lastname as SQR,departmentname as SZBM,jobtitlename as GW,
field001 as QJLX ,SQRQ,QJKSRQ,QJKSSJ,QJJSRQ,QJJSSJ,QJTS,QJXSS,FJ
from formtable_main_12 a
left join HrmResource b
on a.SQR = b.id
left join HrmDepartment b2
on a.SZBM = b2.id
left join HrmJobTitles b3
on a.GW = b3.id
left join hrmLeaveTypeColor b4
on a.QJLX = b4.id
代码如上,现在想把FJ这个字段,在为空值时返回‘0或者否’,非空时返回“1,或者是”有大神指教一下么?