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with Query do begin
  tempParam=parameters.addparameter;
  tempParam.name='@begindate';
  tempParam.DataType:=ftDateTime;
      tempParam.Direction:=pdInput;

      tempParam.Value:=st;
  strcondition=strcondition+' and begindate=@begindate';
end

strsql=strSelect+strConditon+strGroup+strOder;

query.sql=strsql;

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with bjqry do
  begin
    bjqry.Close;
    bjqry.SQL.Clear;
    bjqry.SQL.Add('select user_id,user_name,user_flag from hs_user where user_id=:uname);
    bjqry.Parameters.ParamByName('uname').Value:='ÀîËÄ';
    bjqry.Open;
  end;



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