| Participated | Fix inappropriate uses of PG_GETARG_UINT32() | about 4 years ago | |
| Started thread | O(n) tasks cause lengthy startups and checkpoints | about 4 years ago | |
| Participated | SKIP LOCKED assert triggered | about 4 years ago | |
| Participated | Correct error message for end-of-recovery record TLI | about 4 years ago | Patch |
| Started thread | Re: XMAX_LOCK_ONLY and XMAX_COMMITTED (fk/multixact code) | about 4 years ago | Patch |
| Participated | Postgres restart in the middle of exclusive backup and the presence of backup_label file | about 4 years ago | |