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Fix pg_upgrade to preserve toast relfrozenxids for old 8.3 servers.

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This fixes a pg_upgrade bug that could lead to query errors when
clog files are improperly removed.

Backpatch to 8.4, 9.0, 9.1.
This commit is contained in:
Bruce Momjian
2011-08-31 21:49:59 -04:00
parent ca4f70ca77
commit dbb8d4769c
1 changed files with 9 additions and 9 deletions
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18
src/bin/pg_dump/pg_dump.c
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@@ -3960,14 +3960,13 @@ getTables(int *numTables)
* owning column, if any (note this dependency is AUTO as of 8.2)
*/
appendPQExpBuffer(query,
"SELECT c.tableoid, c.oid, relname, "
"relacl, relkind, relnamespace, "
"(%s relowner) AS rolname, "
"relchecks, (reltriggers <> 0) AS relhastriggers, "
"relhasindex, relhasrules, relhasoids, "
"relfrozenxid, "
"0 AS toid, "
"0 AS tfrozenxid, "
"SELECT c.tableoid, c.oid, c.relname, "
"c.relacl, c.relkind, c.relnamespace, "
"(%s c.relowner) AS rolname, "
"c.relchecks, (c.reltriggers <> 0) AS relhastriggers, "
"c.relhasindex, c.relhasrules, c.relhasoids, "
"c.relfrozenxid, tc.oid AS toid, "
"tc.relfrozenxid AS tfrozenxid, "
"'p' AS relpersistence, "
"NULL AS reloftype, "
"d.refobjid AS owning_tab, "
@@ -3981,7 +3980,8 @@ getTables(int *numTables)
"d.classid = c.tableoid AND d.objid = c.oid AND "
"d.objsubid = 0 AND "
"d.refclassid = c.tableoid AND d.deptype = 'a') "
"WHERE relkind in ('%c', '%c', '%c', '%c') "
"LEFT JOIN pg_class tc ON (c.reltoastrelid = tc.oid) "
"WHERE c.relkind in ('%c', '%c', '%c', '%c') "
"ORDER BY c.oid",
username_subquery,
RELKIND_SEQUENCE,