Add fetchmany to execute many *and* return rows
#605
| Job | Run time |
|---|---|
| 1m 8s | |
| 56s | |
| 2m 5s | |
| 4m 20s | |
| 2m 17s | |
| 4m 35s | |
| 1s | |
| 1m 38s | |
| 1s | |
| 1m 25s | |
| 1m 12s | |
| 1m 24s | |
| 19s | |
| 1m 18s | |
| 1s | |
| 1m 9s | |
| 1s | |
| 1s | |
| 1s | |
| 3m 22s | |
| 3m 2s | |
| 3m 28s | |
| 2m 56s | |
| 2m 26s | |
| 2m 29s | |
| 2m 28s | |
| 37s | |
| 19s | |
| 2m 12s | |
| 2m 16s | |
| 2m 18s | |
| 1s | |
| 1s | |
| 2m 9s | |
| 2m 22s | |
| 2m 16s | |
| 1s | |
| 1s | |
| 2m 10s | |
| 0s | |
| 1h 0m 46s |