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Postgres FD Implementation
Commit c8b5c3cb authored by Robert Haas's avatar Robert Haas
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Update comment. 

Craig Ringer, reviewed by me.
parent 7cdf6668
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src/backend/storage/ipc/procarray.c
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...@@ -1493,7 +1493,8 @@ GetMaxSnapshotSubxidCount(void) ...@@ -1493,7 +1493,8 @@ GetMaxSnapshotSubxidCount(void)
* older than this are known not running any more. * older than this are known not running any more.
* RecentGlobalXmin: the global xmin (oldest TransactionXmin across all * RecentGlobalXmin: the global xmin (oldest TransactionXmin across all
* running transactions, except those running LAZY VACUUM). This is * running transactions, except those running LAZY VACUUM). This is
* the same computation done by GetOldestXmin(true, true). * the same computation done by
* GetOldestXmin(NULL, PROCARRAY_FLAGS_VACUUM).
* RecentGlobalDataXmin: the global xmin for non-catalog tables * RecentGlobalDataXmin: the global xmin for non-catalog tables
* >= RecentGlobalXmin * >= RecentGlobalXmin
* *
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