Dept. of second thoughts: add comments cautioning against using
Tom Lane <tgl@sss.pgh.pa.us>
Dept. of second thoughts: add comments cautioning against using ReadOrZeroBuffer to fetch pages from beyond physical EOF. This would usually work, but would cause problems for md.c if writes occurred beyond a segment boundary when the previous segment file hadn't been fully extended.
Files
| Path | Change | +/− |
|---|---|---|
| src/backend/storage/buffer/bufmgr.c | modified | +7 −2 |