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Fix inconsistencies and typos in the tree

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This is numbered take 7, and addresses a set of issues with code
comments, variable names and unreferenced variables.

Author: Alexander Lakhin
Discussion: https://postgr.es/m/dff75442-2468-f74f-568c-6006e141062f@gmail.com
This commit is contained in:
Michael Paquier
2019-07-22 10:01:50 +09:00
parent e1a0f6a983
commit 23bccc823d
44 changed files with 49 additions and 65 deletions
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2
src/backend/access/transam/clog.c
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@ -891,7 +891,7 @@ ExtendCLOG(TransactionId newestXact)
* Remove all CLOG segments before the one holding the passed transaction ID
*
* Before removing any CLOG data, we must flush XLOG to disk, to ensure
* that any recently-emitted HEAP_FREEZE records have reached disk; otherwise
* that any recently-emitted FREEZE_PAGE records have reached disk; otherwise
* a crash and restart might leave us with some unfrozen tuples referencing
* removed CLOG data. We choose to emit a special TRUNCATE XLOG record too.
* Replaying the deletion from XLOG is not critical, since the files could