PostgreSQL WAL compression tool
C
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Makefile
README
pg_clearxlogtail.c

README

clearxlogtail is a stand-alone executable filter to zero the unused
portion (if any) at the tail of a WAL (xlog) file. Its primary usage
is to allow better compression of WAL files before transfer and/or
storage. Useful in an archive_command statement or script.

Author:  Kevin Grittner, Wisconsin Court System