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Remove pg_class.relhaspkey

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It is not used for anything internally, and it cannot be relied on for
external uses, so it can just be removed.  To correct recommended way to
check for a primary key is in pg_index.

Discussion: https://www.postgresql.org/message-id/flat/b1a24c6c-6913-f89c-674e-0704f0ed69db@2ndquadrant.com
This commit is contained in:
Peter Eisentraut
2018-03-14 14:59:40 -04:00
parent 6b960aae90
commit f66e8bf875
7 changed files with 21 additions and 72 deletions
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1
src/backend/rewrite/rewriteDefine.c
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@ -618,7 +618,6 @@ DefineQueryRewrite(const char *rulename,
classForm->relhasindex = false;
classForm->relkind = RELKIND_VIEW;
classForm->relhasoids = false;
classForm->relhaspkey = false;
classForm->relfrozenxid = InvalidTransactionId;
classForm->relminmxid = InvalidMultiXactId;
classForm->relreplident = REPLICA_IDENTITY_NOTHING;