trying this
select tblPersonalInfo.companyname, tblJobBudget.title,tblJobBudget.lastmodifiedby,
tblJobAdv.advtitle, tblJobAdv.userId,
tblApplication.advid, tblApplication.position
from tblJobAdv
inner join tblApplication
ON tblJobAdv.advid = tblApplication.advid
inner join tblPersonalInfo
On tblJobBudget.lastmodifiedby = tblPersonalInfo.userid
gives error
Msg 4104, Level 16, State 1, Line 8
The multi-part identifier "tblJobBudget.lastmodifiedby" could not be bound.
Msg 4104, Level 16, State 1, Line 2
The multi-part identifier "tblJobBudget.title" could not be bound.
Msg 4104, Level 16, State 1, Line 2
The multi-part identifier "tblJobBudget.lastmodifiedby" could not be bound.