()
| 37 | } |
| 38 | |
| 39 | func (pq *paginatorQuery) count() (uint64, error) { |
| 40 | var count uint64 |
| 41 | |
| 42 | row, err := pq.sel.(*selector).setColumns(db.Raw("count(1) AS _t")). |
| 43 | Limit(0). |
| 44 | Offset(0). |
| 45 | OrderBy(nil). |
| 46 | QueryRow() |
| 47 | if err != nil { |
| 48 | return 0, err |
| 49 | } |
| 50 | |
| 51 | err = row.Scan(&count) |
| 52 | if err != nil { |
| 53 | return 0, err |
| 54 | } |
| 55 | |
| 56 | return count, nil |
| 57 | } |
| 58 | |
| 59 | type paginator struct { |
| 60 | fn func(*paginatorQuery) error |