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(ITS#7544) liblmdb does not specify data lifetime

Full_Name: Hallvard B Furuseth
Version: 2.4.34
Submission from: (NULL) (
Submitted by: hallvard

I can't see that lmdb.h explains how long MDB_val data returned
to the API remains valid:  I know the data cannot be used after
aborting/committing the txn.  How about data in a dirty page -
can future update operations in the same txn invalidate it?