J
joann
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具体如下:
with query1 do
begin
close;
sql.Clear;
sql.Add('select xm,sum(Gz),sum(Jj) from Gzqk.DB ');
sql.Add('group by xm');
open;
end;
dbgrid只显示Gz,Jj两个字段,而不出现Xm字段,如何使其显示?
with query1 do
begin
close;
sql.Clear;
sql.Add('select xm,sum(Gz),sum(Jj) from Gzqk.DB ');
sql.Add('group by xm');
open;
end;
dbgrid只显示Gz,Jj两个字段,而不出现Xm字段,如何使其显示?