diff options
| -rw-r--r-- | src/backend/storage/page/README | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/backend/storage/page/README b/src/backend/storage/page/README index 5127d98da37..4e45bd92abc 100644 --- a/src/backend/storage/page/README +++ b/src/backend/storage/page/README @@ -9,7 +9,8 @@ have a very low measured incidence according to research on large server farms, http://www.cs.toronto.edu/~bianca/papers/sigmetrics09.pdf, discussed 2010/12/22 on -hackers list. -Current implementation requires this be enabled system-wide at initdb time. +Current implementation requires this be enabled system-wide at initdb time, or +by using the pg_checksums tool on an offline cluster. The checksum is not valid at all times on a data page!! The checksum is valid when the page leaves the shared pool and is checked |