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lookup->ADOQuery->Connection = DataModule1->ADOConnection1; lookup->ADOQuery->SQL->Text = "select id,Name,PYCode from T where uf=1"; lookup->ADOQuery... 阅读全文
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//FireDAC FDStoredProc1->StoredProcName = "myReport1"; FDStoredProc1->Prepare(); FDStoredProc1->Params->ParamByName("@dt1")->Value = "2001-... 阅读全文
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DescriptionOften when manipulating datasets with similar structures, you need to copy the records from one dataset to another.E.g. you may have fetche... 阅读全文
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if (ADOQuery1->UpdateStatus() == usUnmodified) return;ADOQuery1->UpdateBatch(arAll);UpdateStatus只能判断当前记录(当前行)的状态,不能判断整个记录集的状态啊.ClientDataSet1控件有Change... 阅读全文