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Disallow CREATE/DROP SUBSCRIPTION in transaction block

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Disallow CREATE SUBSCRIPTION and DROP SUBSCRIPTION in a transaction
block when the replication slot is to be created or dropped, since that
cannot be rolled back.

based on patch by Masahiko Sawada <sawada.mshk@gmail.com>
This commit is contained in:
Peter Eisentraut
2017-03-03 23:25:34 -05:00
parent 347302730d
commit 272adf4f9c
7 changed files with 66 additions and 15 deletions
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5
src/include/commands/subscriptioncmds.h
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@@ -18,9 +18,10 @@
#include "catalog/objectaddress.h"
#include "nodes/parsenodes.h"
extern ObjectAddress CreateSubscription(CreateSubscriptionStmt *stmt);
extern ObjectAddress CreateSubscription(CreateSubscriptionStmt *stmt,
bool isTopLevel);
extern ObjectAddress AlterSubscription(AlterSubscriptionStmt *stmt);
extern void DropSubscription(DropSubscriptionStmt *stmt);
extern void DropSubscription(DropSubscriptionStmt *stmt, bool isTopLevel);
extern ObjectAddress AlterSubscriptionOwner(const char *name, Oid newOwnerId);
extern void AlterSubscriptionOwner_oid(Oid subid, Oid newOwnerId);