Re: [SQL] Add column by using SELECT statement

2009-02-24 Thread A. Kretschmer
In response to John Zhang : > Hi all, > > I was wondering how I can add a column and populate it by some query. > > For example: > TblA (Id, fld1) > TblB(Id, fld1, fld2) > > I have a query: > SELECT b.fld2 > FROM tblB b > WHERE condition1 > > what I want to do is add a column in tblA: fld2 > an

[SQL] Add column by using SELECT statement

2009-02-24 Thread John Zhang
Hi all, I was wondering how I can add a column and populate it by some query. For example: TblA (Id, fld1) TblB(Id, fld1, fld2) I have a query: SELECT b.fld2 FROM tblB b WHERE condition1 what I want to do is add a column in tblA: fld2 and polpulate the newly added field with the query on tblA.I