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Commit8db0f58

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Merge pull request #87 from postgrespro/vacuum_fix
Don't wait for concurrent vacuums
2 parentsfe659b0 +8e50927 commit8db0f58

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‎bin/pg_repack.c‎

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@@ -66,6 +66,7 @@ const char *PROGRAM_VERSION = "unknown";
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* https://github.com/reorg/pg_repack/issues/1
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* d. open transactions/locks existing on other databases than the actual
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* processing relation (except for locks on shared objects)
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* e. VACUUMs which are always executed outside transaction blocks.
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*
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* Note, there is some redundancy in how the filtering is done (e.g. excluding
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* based on pg_backend_pid() and application_name), but that shouldn't hurt
@@ -84,6 +85,8 @@ const char *PROGRAM_VERSION = "unknown";
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" AND l.pid NOT IN (pg_backend_pid(), $1) " \
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" AND (l.virtualxid, l.virtualtransaction) <> ('1/1', '-1/0') " \
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" AND (a.application_name IS NULL OR a.application_name <> $2)" \
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" AND a.query !~* E'^\\\\s*vacuum\\\\s+' " \
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" AND a.query !~ E'^autovacuum: ' " \
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" AND ((d.datname IS NULL OR d.datname = current_database()) OR l.database = 0)"
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#defineSQL_XID_SNAPSHOT_90000 \
@@ -97,6 +100,8 @@ const char *PROGRAM_VERSION = "unknown";
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" AND l.pid NOT IN (pg_backend_pid(), $1) " \
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" AND (l.virtualxid, l.virtualtransaction) <> ('1/1', '-1/0') " \
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" AND (a.application_name IS NULL OR a.application_name <> $2)" \
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" AND a.query !~* E'^\\\\s*vacuum\\\\s+' " \
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" AND a.query !~ E'^autovacuum: ' " \
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" AND ((d.datname IS NULL OR d.datname = current_database()) OR l.database = 0)"
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/* application_name is not available before 9.0. The last clause of
@@ -111,6 +116,8 @@ const char *PROGRAM_VERSION = "unknown";
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" ON a.datid = d.oid " \
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" WHERE l.locktype = 'virtualxid' AND l.pid NOT IN (pg_backend_pid(), $1)" \
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" AND (l.virtualxid, l.virtualtransaction) <> ('1/1', '-1/0') " \
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" AND a.query !~* E'^\\\\s*vacuum\\\\s+' " \
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" AND a.query !~ E'^autovacuum: ' " \
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" AND ((d.datname IS NULL OR d.datname = current_database()) OR l.database = 0)" \
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" AND ($2::text IS NOT NULL)"
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