Peter Eisentraut 7726147f53 doc: Small wording improvement
Replace "checkpoint segment" with "WAL segment".

Reported-by: Maksim Milyutin <milyutinma@gmail.com>
2018-03-03 14:23:13 -05:00
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2018-03-03 14:23:13 -05:00
2017-08-14 18:08:30 -04:00