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QueryHelper.pas
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QueryHelper.pas
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unit QueryHelper;
interface
uses
Data.Win.ADODB;
type
TQueryHelper = class
public
Query : TADOQuery;
constructor HelperWithConnection(connection : TADOConnection);
// destructor Free;
function fetchQuery(sqlString : String) : TADOQuery;
procedure executeQuery(sqlString : String);
end;
implementation
constructor TQueryHelper.HelperWithConnection(connection : TADOConnection);
begin
Query := TADOQuery.Create(connection);
Query.Connection := connection;
end;
// destructor TQueryHelper.Free;
// begin
// if Query.Active then Query.Close;
// Query.Free;
// end;
function TQueryHelper.fetchQuery(sqlString : String) : TADOQuery;
begin
if Query.Active then Query.Close;
Query.SQL.Clear;
Query.SQL.Add(sqlString);
Query.Open;
Result := Query;
end;
procedure TQueryHelper.executeQuery(sqlString : String);
begin
if Query.Active then Query.Close;
Query.SQL.Clear;
Query.SQL.Add(sqlString);
Query.ExecSQL;
end;
end.