Problema con RecordCount

[microbiano]

Código Delphi [-]
with oQTempCamposIndices do
        begin
          SQL.Clear;
          SQL.Add('Select Columnas.name as Campo From sys.columns as Columnas ');
          SQL.Add('INNER JOIN sys.index_columns as ColIndices on ColIndices.object_id = Columnas.object_id ');
          SQL.Add('AND ColIndices.column_id = Columnas.column_id ');
          SQL.Add('INNER JOIN sys.indexes as Indices on Indices.object_id = ColIndices.object_id ');
          SQL.Add('AND Indices.index_id = ColIndices.index_id ');
          SQL.Add('Where Indices.name = ' + QuotedStr(Indice));
          oQTempCamposIndices.Open;
          //First;
          if (not  eof) then
           begin
            //while not eof do
              vCampos := vCampos + sc.Trim(oQTempCamposIndices.Fieldbyname('Campo').AsString) + ';';
              next;     
           end
         else
          begin
            vCampos := vCampos + sc.Trim(oQTempCamposIndices.Fieldbyname('Campo').AsString);     
           end;   
        end;

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