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For help, 100,000 in urgent need! Online answers! Development and Application of VCL Components
Http://www.delphi2007.net/DelphiVCL/html/delphi_20061226132901108.html
Dbgrid1 has the following records:
Idgp10gp12gp45gp20rf20fr20ot20
091111
0911010110
090000

In dbgrid2, the sum of data in each column in dbgrid1 is required.
Idgp10gp12gp45gp20rf20fr20ot20
10 12 1 11 111
How can we get the sum of each column of dbgrid1?
Please advise!

You can use SQL to directly obtain the summary results of columns.
You can also traverse the connected data sets of dbgrid1 cyclically and accumulate

Is there no simple method? Best to giveCodeFor more information, see. Thank you!

1. Cyclic computing
2. dbgrid2 re-select sum (*)
3. When dbgrid1select is used, you can get one and
In addition, DBGrid has never been used. I use listview for display.

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