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Use the standard lock manager to establish priority order when there

author Tom Lane <tgl@sss.pgh.pa.us>

2005年4月30日 19:03:33 +0000 (19:03 +0000)

committer Tom Lane <tgl@sss.pgh.pa.us>

2005年4月30日 19:03:33 +0000 (19:03 +0000)

commit 93b24772782e7518dee2f85366aa7a80a2beb937

tree 395c47bdb56cde5a2bd8d55f4909c8b526c0adc7 tree

parent 47458f8c2fd97be1637343758223d78fc31f61f8 commit | diff

Use the standard lock manager to establish priority order when there
is contention for a tuple-level lock. This solves the problem of a
would-be exclusive locker being starved out by an indefinite succession
of share-lockers. Per recent discussion with Alvaro.

src/backend/access/heap/heapam.c diff | blob | blame | history

src/backend/storage/lmgr/lmgr.c diff | blob | blame | history

src/include/storage/lmgr.h diff | blob | blame | history

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