Lee Duynslager <lee.duynsla...@gmail.com> writes:
> Hi I am trying to recover a postgres database from a ext3 partition
> that the filesystem has become corrupt and lost files. Can anybody
> tell me what are the file signatures for the files that comprise a
> postgres database?
Look at PageHeaderIsValid in bufpage.c. Those tests are pretty weak if
only applied once, but if you got matches on the first ten or twenty 8K
pages of a file, you could probably conclude it was a PG file with high
confidence.
regards, tom lane
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