Logical replication

- Add PUBLICATION catalogs and DDL
- Add SUBSCRIPTION catalog and DDL
- Define logical replication protocol and output plugin
- Add logical replication workers

From: Petr Jelinek <petr@2ndquadrant.com>
Reviewed-by: Steve Singer <steve@ssinger.info>
Reviewed-by: Andres Freund <andres@anarazel.de>
Reviewed-by: Erik Rijkers <er@xs4all.nl>
Reviewed-by: Peter Eisentraut <peter.eisentraut@2ndquadrant.com>

3 files changed, 56 insertions, 0 deletions

diff --git a/src/include/commands/defrem.h b/src/include/commands/defrem.h
index 6eb4f95fdd..558a91d06f 100644
--- a/src/include/commands/defrem.h
+++ b/src/include/commands/defrem.h
@@ -154,5 +154,6 @@ extern int64 defGetInt64(DefElem *def);
 extern List *defGetQualifiedName(DefElem *def);
 extern TypeName *defGetTypeName(DefElem *def);
 extern int	defGetTypeLength(DefElem *def);
+extern List *defGetStringList(DefElem *def);
 
 #endif   /* DEFREM_H */
diff --git a/src/include/commands/publicationcmds.h b/src/include/commands/publicationcmds.h
new file mode 100644
index 0000000000..2307cea070
--- /dev/null
+++ b/src/include/commands/publicationcmds.h
@@ -0,0 +1,28 @@
+/*-------------------------------------------------------------------------
+ *
+ * publicationcmds.h
+ *	  prototypes for publicationcmds.c.
+ *
+ *
+ * Portions Copyright (c) 1996-2016, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1994, Regents of the University of California
+ *
+ * src/include/commands/publicationcmds.h
+ *
+ *-------------------------------------------------------------------------
+ */
+
+#ifndef PUBLICATIONCMDS_H
+#define PUBLICATIONCMDS_H
+
+#include "nodes/parsenodes.h"
+
+extern ObjectAddress CreatePublication(CreatePublicationStmt *stmt);
+extern void AlterPublication(AlterPublicationStmt *stmt);
+extern void RemovePublicationById(Oid pubid);
+extern void RemovePublicationRelById(Oid proid);
+
+extern ObjectAddress AlterPublicationOwner(const char *name, Oid newOwnerId);
+extern void AlterPublicationOwner_oid(Oid pubid, Oid newOwnerId);
+
+#endif   /* PUBLICATIONCMDS_H */
diff --git a/src/include/commands/subscriptioncmds.h b/src/include/commands/subscriptioncmds.h
new file mode 100644
index 0000000000..1d8e2aa412
--- /dev/null
+++ b/src/include/commands/subscriptioncmds.h
@@ -0,0 +1,27 @@
+/*-------------------------------------------------------------------------
+ *
+ * subscriptioncmds.h
+ *	  prototypes for subscriptioncmds.c.
+ *
+ *
+ * Portions Copyright (c) 1996-2016, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1994, Regents of the University of California
+ *
+ * src/include/commands/subscriptioncmds.h
+ *
+ *-------------------------------------------------------------------------
+ */
+
+#ifndef SUBSCRIPTIONCMDS_H
+#define SUBSCRIPTIONCMDS_H
+
+#include "nodes/parsenodes.h"
+
+extern ObjectAddress CreateSubscription(CreateSubscriptionStmt *stmt);
+extern ObjectAddress AlterSubscription(AlterSubscriptionStmt *stmt);
+extern void DropSubscription(DropSubscriptionStmt *stmt);
+
+extern ObjectAddress AlterSubscriptionOwner(const char *name, Oid newOwnerId);
+extern void AlterSubscriptionOwner_oid(Oid subid, Oid newOwnerId);
+
+#endif   /* SUBSCRIPTIONCMDS_H */