Передача параметров ADO запросу
Передача параметров ADO запросу
Передача параметров ADO запросу CONNECT_STR='Provider=Microsoft.Jet.OLEDB.4.0;Password=" " ;User ID=Admin;'+ {Data Source=D:\ExBd\ТЕРМО\Bd0.mdb;} 'Data Source=%s; Mode=Read|Write|Share Deny None;Extended Properties=" " ;'+ 'Locale Identifier=1049;Persist Security Info=True;Jet OLEDB:System database=" " ;'+ 'Jet OLEDB:Registry Path=" " ;Jet OLEDB:Database Password=" " ;Jet OLEDB:Engine Type=4;'+ 'Jet OLEDB:Database Locking Mode=0;Jet OLEDB:Global Partial Bulk Ops=2;'+ 'Jet OLEDB:Global Bulk Transactions=1;Jet OLEDB:New Database Password=" " ;'+ 'Jet OLEDB:Create System Database=False;Jet OLEDB:Encrypt Database=False;'+ 'Jet OLEDB:Compact Without Replica Repair=False;Jet OLEDB:SFP=False'; function TdmR3.GetCountForPeriod(LastDate: TDateTime; IsPlan: boolean): Integer; var qu: TADOQuery; S: String; begin qu:=TADOQuery.Create(nil); try S:=FormatDateTime('dd.mm.yy',LastDate); qu.ConnectionString:=WideString(Format(CONNECT_STR,[db_file])); qu.SQL.Text:='select count(*) from DecadaVal as d where d.LastDate=:LastDate and IsPlan=:IsPlan'; qu.Parameters[0].Value:=LastDate; qu.Parameters[1].Value:=IsPlan; qu.Open; Result:=qu.Fields[0].AsInteger; finally qu.Free; end; Автор: Акулов Николай