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diff --git a/src/include/catalog/pg_publication.h b/src/include/catalog/pg_publication.h
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+/*-------------------------------------------------------------------------
+ *
+ * pg_publication.h
+ *	  definition of the "publication" system catalog (pg_publication)
+ *
+ * Portions Copyright (c) 1996-2021, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1994, Regents of the University of California
+ *
+ * src/include/catalog/pg_publication.h
+ *
+ * NOTES
+ *	  The Catalog.pm module reads this file and derives schema
+ *	  information.
+ *
+ *-------------------------------------------------------------------------
+ */
+#ifndef PG_PUBLICATION_H
+#define PG_PUBLICATION_H
+
+#include "catalog/genbki.h"
+#include "catalog/objectaddress.h"
+#include "catalog/pg_publication_d.h"
+
+/* ----------------
+ *		pg_publication definition.  cpp turns this into
+ *		typedef struct FormData_pg_publication
+ * ----------------
+ */
+CATALOG(pg_publication,6104,PublicationRelationId)
+{
+	Oid			oid;			/* oid */
+
+	NameData	pubname;		/* name of the publication */
+
+	Oid			pubowner BKI_LOOKUP(pg_authid); /* publication owner */
+
+	/*
+	 * indicates that this is special publication which should encompass all
+	 * tables in the database (except for the unlogged and temp ones)
+	 */
+	bool		puballtables;
+
+	/* true if inserts are published */
+	bool		pubinsert;
+
+	/* true if updates are published */
+	bool		pubupdate;
+
+	/* true if deletes are published */
+	bool		pubdelete;
+
+	/* true if truncates are published */
+	bool		pubtruncate;
+
+	/* true if partition changes are published using root schema */
+	bool		pubviaroot;
+} FormData_pg_publication;
+
+/* ----------------
+ *		Form_pg_publication corresponds to a pointer to a tuple with
+ *		the format of pg_publication relation.
+ * ----------------
+ */
+typedef FormData_pg_publication *Form_pg_publication;
+
+DECLARE_UNIQUE_INDEX_PKEY(pg_publication_oid_index, 6110, on pg_publication using btree(oid oid_ops));
+#define PublicationObjectIndexId 6110
+DECLARE_UNIQUE_INDEX(pg_publication_pubname_index, 6111, on pg_publication using btree(pubname name_ops));
+#define PublicationNameIndexId 6111
+
+typedef struct PublicationActions
+{
+	bool		pubinsert;
+	bool		pubupdate;
+	bool		pubdelete;
+	bool		pubtruncate;
+} PublicationActions;
+
+typedef struct Publication
+{
+	Oid			oid;
+	char	   *name;
+	bool		alltables;
+	bool		pubviaroot;
+	PublicationActions pubactions;
+} Publication;
+
+extern Publication *GetPublication(Oid pubid);
+extern Publication *GetPublicationByName(const char *pubname, bool missing_ok);
+extern List *GetRelationPublications(Oid relid);
+
+/*---------
+ * Expected values for pub_partopt parameter of GetRelationPublications(),
+ * which allows callers to specify which partitions of partitioned tables
+ * mentioned in the publication they expect to see.
+ *
+ *	ROOT:	only the table explicitly mentioned in the publication
+ *	LEAF:	only leaf partitions in given tree
+ *	ALL:	all partitions in given tree
+ */
+typedef enum PublicationPartOpt
+{
+	PUBLICATION_PART_ROOT,
+	PUBLICATION_PART_LEAF,
+	PUBLICATION_PART_ALL,
+} PublicationPartOpt;
+
+extern List *GetPublicationRelations(Oid pubid, PublicationPartOpt pub_partopt);
+extern List *GetAllTablesPublications(void);
+extern List *GetAllTablesPublicationRelations(bool pubviaroot);
+
+extern bool is_publishable_relation(Relation rel);
+extern ObjectAddress publication_add_relation(Oid pubid, Relation targetrel,
+											  bool if_not_exists);
+extern List *GetPubPartitionOptionRelations(List *result,
+											PublicationPartOpt pub_partopt,
+											Oid relid);
+
+extern Oid	get_publication_oid(const char *pubname, bool missing_ok);
+extern char *get_publication_name(Oid pubid, bool missing_ok);
+
+
+#endif							/* PG_PUBLICATION_H */