| 816 | } |
| 817 | |
| 818 | func (_s *AlertSelect) sqlScan(ctx context.Context, root *AlertQuery, v any) error { |
| 819 | selector := root.sqlQuery(ctx) |
| 820 | aggregation := make([]string, 0, len(_s.fns)) |
| 821 | for _, fn := range _s.fns { |
| 822 | aggregation = append(aggregation, fn(selector)) |
| 823 | } |
| 824 | switch n := len(*_s.selector.flds); { |
| 825 | case n == 0 && len(aggregation) > 0: |
| 826 | selector.Select(aggregation...) |
| 827 | case n != 0 && len(aggregation) > 0: |
| 828 | selector.AppendSelect(aggregation...) |
| 829 | } |
| 830 | rows := &sql.Rows{} |
| 831 | query, args := selector.Query() |
| 832 | if err := _s.driver.Query(ctx, query, args, rows); err != nil { |
| 833 | return err |
| 834 | } |
| 835 | defer rows.Close() |
| 836 | return sql.ScanSlice(rows, v) |
| 837 | } |