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kristy811203
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procedure Tlhfrm.SpeedButton1Click(Sender: TObject);
begin
dm1.Query5.Open;
with dm1 do
begin
query5.Close;
query5.SQL.Clear;
query5.SQL.Add('delete from lhfsdzh');
query5.ExecSQL;
query5.Close;
query5.SQL.Clear;
query5.SQL.Add('select LH,FW,sum(A3) as A3,sum(WXF) as WXF,sum(WSF) as WSF,sum(C3) as C3');
query5.SQL.Add(',sum(C4) as C4,sum(B3) as B3,sum(B4) as B4,sum(HJ) as HJ,JS');
query5.SQL.Add(' from fsdzh');
query5.SQL.Add(' where js>='+''''+edit1.Text+'''');
query5.SQL.Add(' and js<='+''''+edit2.Text+'''');
query5.SQL.Add(' group by LH,FW,JS');
query5.Open;
lhfsdzhtb.Open;
lhfsdzhtb.Append;
lhfsdzhtb.FieldByName('LH').AsString:=query5.Fields[0].Value;
lhfsdzhtb.FieldByName('FW').AsString:=query5.Fields[1].Value;
lhfsdzhtb.FieldByName('A3').Value:=query5.Fields[2].Value;
lhfsdzhtb.FieldByName('WXF').Value:=query5.Fields[3].Value;
lhfsdzhtb.FieldByName('WSF').Value:=query5.Fields[4].Value;
lhfsdzhtb.FieldByName('C3').Value:=query5.Fields[5].Value;
lhfsdzhtb.FieldByName('C4').Value:=query5.Fields[6].Value;
lhfsdzhtb.FieldByName('B3').Value:=query5.Fields[7].Value;
lhfsdzhtb.FieldByName('B4').Value:=query5.Fields[8].Value;
lhfsdzhtb.FieldByName('HJ').Value:=query5.Fields[9].Value;
lhfsdzhtb.FieldByName('JS').AsString:=query5.Fields[10].Value;
lhfsdzhtb.Post;
lhfsdzhtb.Close;
end;
end;
这段代码只能将第一条记录加入到数据库的表中,而不能将所有的记录全部加入到表中,请问循环应该怎么写?
谢谢,我是个新手,不怎么会,请大家帮个忙!!!
begin
dm1.Query5.Open;
with dm1 do
begin
query5.Close;
query5.SQL.Clear;
query5.SQL.Add('delete from lhfsdzh');
query5.ExecSQL;
query5.Close;
query5.SQL.Clear;
query5.SQL.Add('select LH,FW,sum(A3) as A3,sum(WXF) as WXF,sum(WSF) as WSF,sum(C3) as C3');
query5.SQL.Add(',sum(C4) as C4,sum(B3) as B3,sum(B4) as B4,sum(HJ) as HJ,JS');
query5.SQL.Add(' from fsdzh');
query5.SQL.Add(' where js>='+''''+edit1.Text+'''');
query5.SQL.Add(' and js<='+''''+edit2.Text+'''');
query5.SQL.Add(' group by LH,FW,JS');
query5.Open;
lhfsdzhtb.Open;
lhfsdzhtb.Append;
lhfsdzhtb.FieldByName('LH').AsString:=query5.Fields[0].Value;
lhfsdzhtb.FieldByName('FW').AsString:=query5.Fields[1].Value;
lhfsdzhtb.FieldByName('A3').Value:=query5.Fields[2].Value;
lhfsdzhtb.FieldByName('WXF').Value:=query5.Fields[3].Value;
lhfsdzhtb.FieldByName('WSF').Value:=query5.Fields[4].Value;
lhfsdzhtb.FieldByName('C3').Value:=query5.Fields[5].Value;
lhfsdzhtb.FieldByName('C4').Value:=query5.Fields[6].Value;
lhfsdzhtb.FieldByName('B3').Value:=query5.Fields[7].Value;
lhfsdzhtb.FieldByName('B4').Value:=query5.Fields[8].Value;
lhfsdzhtb.FieldByName('HJ').Value:=query5.Fields[9].Value;
lhfsdzhtb.FieldByName('JS').AsString:=query5.Fields[10].Value;
lhfsdzhtb.Post;
lhfsdzhtb.Close;
end;
end;
这段代码只能将第一条记录加入到数据库的表中,而不能将所有的记录全部加入到表中,请问循环应该怎么写?
谢谢,我是个新手,不怎么会,请大家帮个忙!!!