diff --git a/contrib/findoidjoins/README b/contrib/findoidjoins/README
index 7cd9abe9ad5a28a444dd9afd93f1975c77fa4ae3..ef28c51ab843f3126d1bd6a376aa0191d1b2e981 100644
--- a/contrib/findoidjoins/README
+++ b/contrib/findoidjoins/README
@@ -7,60 +7,83 @@ they join to.  PostgreSQL version 6.3.2 crashes with aggregates on
 views, so I have removed the view pg_user from the list of relations to
 examine.
 
+It requires /pgsql/contrib/pginterface to be compiled first.
+
 Run on am empty database, it returns the system join relationships:
 
 ---------------------------------------------------------------------------
 
+Join pg_aggregate.aggbasetype => pg_proc.oid
+Join pg_aggregate.aggbasetype => pg_type.oid
+Join pg_aggregate.aggfinalfn => pg_proc.oid
 Join pg_aggregate.aggfinaltype => pg_proc.oid
 Join pg_aggregate.aggfinaltype => pg_type.oid
 Join pg_aggregate.aggowner => pg_proc.oid
-Join pg_aggregate.aggbasetype => pg_proc.oid
-Join pg_aggregate.aggbasetype => pg_type.oid
+Join pg_aggregate.aggtransfn1 => pg_proc.oid
+Join pg_aggregate.aggtransfn2 => pg_proc.oid
 Join pg_aggregate.aggtranstype1 => pg_proc.oid
 Join pg_aggregate.aggtranstype1 => pg_type.oid
 Join pg_aggregate.aggtranstype2 => pg_type.oid
+Join pg_am.ambeginscan => pg_proc.oid
+Join pg_am.ambuild => pg_proc.oid
+Join pg_am.amdelete => pg_proc.oid
+Join pg_am.amendscan => pg_proc.oid
+Join pg_am.amgettuple => pg_proc.oid
+Join pg_am.aminsert => pg_proc.oid
+Join pg_am.ammarkpos => pg_proc.oid
 Join pg_am.amowner => pg_proc.oid
+Join pg_am.amrescan => pg_proc.oid
+Join pg_am.amrestrpos => pg_proc.oid
+Join pg_amop.amopclaid => pg_opclass.oid
 Join pg_amop.amopid => pg_am.oid
+Join pg_amop.amopnpages => pg_proc.oid
 Join pg_amop.amopopr => pg_operator.oid
-Join pg_amop.amopclaid => pg_opclass.oid
-Join pg_amproc.amproc => pg_operator.oid
-Join pg_amproc.amproc => pg_proc.oid
+Join pg_amop.amopselect => pg_proc.oid
+Join pg_amproc.amid => pg_am.oid
 Join pg_amproc.amopclaid => pg_opclass.oid
 Join pg_amproc.amopclaid => pg_operator.oid
 Join pg_amproc.amopclaid => pg_proc.oid
-Join pg_amproc.amid => pg_am.oid
+Join pg_amproc.amproc => pg_operator.oid
+Join pg_amproc.amproc => pg_proc.oid
 Join pg_attribute.attrelid => pg_class.oid
 Join pg_attribute.atttypid => pg_type.oid
 Join pg_class.relam => pg_am.oid
-Join pg_class.reltype => pg_type.oid
 Join pg_class.relowner => pg_proc.oid
+Join pg_class.reltype => pg_type.oid
 Join pg_description.objoid => pg_proc.oid
 Join pg_description.objoid => pg_type.oid
 Join pg_index.indexrelid => pg_class.oid
-Join pg_index.indrelid => pg_class.oid
 Join pg_index.indproc => pg_proc.oid
+Join pg_index.indrelid => pg_class.oid
 Join pg_opclass.opcdeftype => pg_type.oid
+Join pg_operator.oprcode => pg_proc.oid
 Join pg_operator.oprcom => pg_operator.oid
-Join pg_operator.oprrsortop => pg_operator.oid
+Join pg_operator.oprjoin => pg_proc.oid
+Join pg_operator.oprleft => pg_type.oid
 Join pg_operator.oprlsortop => pg_operator.oid
 Join pg_operator.oprnegate => pg_operator.oid
+Join pg_operator.oprowner => pg_proc.oid
+Join pg_operator.oprrest => pg_proc.oid
 Join pg_operator.oprresult => pg_type.oid
 Join pg_operator.oprright => pg_type.oid
-Join pg_operator.oprleft => pg_type.oid
-Join pg_operator.oprowner => pg_proc.oid
-Join pg_parg.partype => pg_type.oid
+Join pg_operator.oprrsortop => pg_operator.oid
 Join pg_parg.parproid => pg_operator.oid
 Join pg_parg.parproid => pg_proc.oid
+Join pg_parg.partype => pg_type.oid
 Join pg_proc.prolang => pg_language.oid
-Join pg_proc.prorettype => pg_type.oid
 Join pg_proc.proowner => pg_proc.oid
+Join pg_proc.prorettype => pg_type.oid
 Join pg_rewrite.ev_class => pg_class.oid
 Join pg_statistic.starelid => pg_class.oid
-Join pg_type.typrelid => pg_class.oid
-Join pg_type.typowner => pg_proc.oid
 Join pg_type.typelem => pg_operator.oid
 Join pg_type.typelem => pg_proc.oid
 Join pg_type.typelem => pg_type.oid
+Join pg_type.typinput => pg_proc.oid
+Join pg_type.typoutput => pg_proc.oid
+Join pg_type.typowner => pg_proc.oid
+Join pg_type.typreceive => pg_proc.oid
+Join pg_type.typrelid => pg_class.oid
+Join pg_type.typsend => pg_proc.oid
 
 
 ---------------------------------------------------------------------------
diff --git a/contrib/findoidjoins/findoidjoins.c b/contrib/findoidjoins/findoidjoins.c
index ad897c3fc183dd0ccf3569f1c95ff3e84c4e2832..8b9144ee92b3582d54338fe6881b60f780462b63 100644
--- a/contrib/findoidjoins/findoidjoins.c
+++ b/contrib/findoidjoins/findoidjoins.c
@@ -4,6 +4,7 @@
  */
 
 #include <stdio.h>
+#include <string.h>
 #include "halt.h"
 #include <libpq-fe.h>
 #include "pginterface.h"
@@ -17,6 +18,7 @@ main(int argc, char **argv)
 	char		relname[256];
 	char		relname2[256];
 	char		attname[256];
+	char		typname[256];
 	int			count;
 
 	if (argc != 2)
@@ -29,14 +31,15 @@ main(int argc, char **argv)
 	doquery("BEGIN WORK");
 	doquery("\
 		DECLARE c_attributes BINARY CURSOR FOR \
-		SELECT relname, a.attname \
+		SELECT typname, relname, a.attname \
 		FROM pg_class c, pg_attribute a, pg_type t \
 		WHERE a.attnum > 0 AND \
 			  relkind = 'r' AND \
-			  typname = 'oid' AND \
+			  (typname = 'oid' OR \
+			   typname = 'regproc') AND \
 			  a.attrelid = c.oid AND \
 			  a.atttypid = t.oid \
-		ORDER BY 1; \
+		ORDER BY 2, 3; \
 		");
 	doquery("FETCH ALL IN c_attributes");
 	attres = get_result();
@@ -53,18 +56,25 @@ main(int argc, char **argv)
 	relres = get_result();
 	
 	set_result(attres);
-	while (fetch(relname, attname) != END_OF_TUPLES)
+	while (fetch(typname, relname, attname) != END_OF_TUPLES)
 	{
 		set_result(relres);
 		reset_fetch();
 		while (fetch(relname2) != END_OF_TUPLES)
 		{
 			unset_result(relres);
-			sprintf(query,"\
-				DECLARE c_matches BINARY CURSOR FOR \
-				SELECT	count(*)
-				FROM	%s t1, %s t2 \
-				WHERE	t1.%s = t2.oid", relname, relname2, attname);
+			if (strcmp(typname, "oid") == 0)
+				sprintf(query,"\
+					DECLARE c_matches BINARY CURSOR FOR \
+					SELECT	count(*)
+					FROM	%s t1, %s t2 \
+					WHERE	t1.%s = t2.oid", relname, relname2, attname);
+			else
+				sprintf(query,"\
+					DECLARE c_matches BINARY CURSOR FOR \
+					SELECT	count(*)
+					FROM	%s t1, %s t2 \
+					WHERE	RegprocToOid(t1.%s) = t2.oid", relname, relname2, attname);
 
 			doquery(query);
 			doquery("FETCH ALL IN c_matches");
diff --git a/src/include/catalog/pg_am.h b/src/include/catalog/pg_am.h
index 930f3ea8dd2ac3308b1369301c3a3adf1ee23050..a088ef49e51bcfff1be860c8819e16e311efcfac 100644
--- a/src/include/catalog/pg_am.h
+++ b/src/include/catalog/pg_am.h
@@ -7,7 +7,7 @@
  *
  * Copyright (c) 1994, Regents of the University of California
  *
- * $Id: pg_am.h,v 1.5 1997/11/13 03:22:57 momjian Exp $
+ * $Id: pg_am.h,v 1.6 1998/08/11 05:32:43 momjian Exp $
  *
  * NOTES
  *		the genbki.sh script reads this file and generates .bki
@@ -109,13 +109,4 @@ DESCR("");
 DATA(insert OID = 783 (  gist PGUID "o" 100 7 gistgettuple gistinsert gistdelete - - - - gistbeginscan gistrescan gistendscan gistmarkpos gistrestrpos - - gistbuild - - ));
 DESCR("");
 
-BKI_BEGIN
-#ifdef NOBTREE
-BKI_END
-DATA(insert OID = 404 (  nobtree PGUID "o" 5 1 nobtgettuple nobtinsert nobtdelete - - - - nobtbeginscan nobtrescan nobtendscan nobtmarkpos nobtrestrpos - - nobtbuild - - ));
-DESCR("");
-BKI_BEGIN
-#endif							/* NOBTREE */
-BKI_END
-
 #endif							/* PG_AM_H */
diff --git a/src/include/catalog/pg_amop.h b/src/include/catalog/pg_amop.h
index 54ab225faa1b36f009586545fc1d6535c233c86a..590753fc9900477899e7f850f5e906ea67595015 100644
--- a/src/include/catalog/pg_amop.h
+++ b/src/include/catalog/pg_amop.h
@@ -7,7 +7,7 @@
  *
  * Copyright (c) 1994, Regents of the University of California
  *
- * $Id: pg_amop.h,v 1.12 1998/04/26 04:08:52 momjian Exp $
+ * $Id: pg_amop.h,v 1.13 1998/08/11 05:32:45 momjian Exp $
  *
  * NOTES
  *	 the genbki.sh script reads this file and generates .bki
@@ -318,143 +318,6 @@ DATA(insert OID = 0 (  403 1313 1330 3 btreesel btreenpage ));
 DATA(insert OID = 0 (  403 1313 1335 4 btreesel btreenpage ));
 DATA(insert OID = 0 (  403 1313 1334 5 btreesel btreenpage ));
 
-BKI_BEGIN
-#ifdef NOBTREE
-BKI_END
-/*
- *	nobtree int2_ops
- */
-
-DATA(insert OID = 0 (  404 421	95 1 btreesel btreenpage ));
-DATA(insert OID = 0 (  404 421 522 2 btreesel btreenpage ));
-DATA(insert OID = 0 (  404 421	94 3 btreesel btreenpage ));
-DATA(insert OID = 0 (  404 421 524 4 btreesel btreenpage ));
-DATA(insert OID = 0 (  404 421 520 5 btreesel btreenpage ));
-
-/*
- *	nobtree float8_ops
- */
-
-DATA(insert OID = 0 (  404 423 672 1 btreesel btreenpage ));
-DATA(insert OID = 0 (  404 423 673 2 btreesel btreenpage ));
-DATA(insert OID = 0 (  404 423 670 3 btreesel btreenpage ));
-DATA(insert OID = 0 (  404 423 675 4 btreesel btreenpage ));
-DATA(insert OID = 0 (  404 423 674 5 btreesel btreenpage ));
-
-/*
- *	nobtree int24_ops
- */
-
-DATA(insert OID = 0 (  404 424 534 1 btreesel btreenpage ));
-DATA(insert OID = 0 (  404 424 540 2 btreesel btreenpage ));
-DATA(insert OID = 0 (  404 424 532 3 btreesel btreenpage ));
-DATA(insert OID = 0 (  404 424 542 4 btreesel btreenpage ));
-DATA(insert OID = 0 (  404 424 536 5 btreesel btreenpage ));
-
-/*
- *	nobtree int42_ops
- */
-
-DATA(insert OID = 0 (  404 425 535 1 btreesel btreenpage ));
-DATA(insert OID = 0 (  404 425 541 2 btreesel btreenpage ));
-DATA(insert OID = 0 (  404 425 533 3 btreesel btreenpage ));
-DATA(insert OID = 0 (  404 425 543 4 btreesel btreenpage ));
-DATA(insert OID = 0 (  404 425 537 5 btreesel btreenpage ));
-
-/*
- *	nobtree int4_ops
- */
-
-DATA(insert OID = 0 (  404 426	97 1 btreesel btreenpage ));
-DATA(insert OID = 0 (  404 426 523 2 btreesel btreenpage ));
-DATA(insert OID = 0 (  404 426	96 3 btreesel btreenpage ));
-DATA(insert OID = 0 (  404 426 525 4 btreesel btreenpage ));
-DATA(insert OID = 0 (  404 426 521 5 btreesel btreenpage ));
-
-/*
- *	nobtree oid_ops
- */
-
-DATA(insert OID = 0 (  404 427 609 1 btreesel btreenpage ));
-DATA(insert OID = 0 (  404 427 611 2 btreesel btreenpage ));
-DATA(insert OID = 0 (  404 427 607 3 btreesel btreenpage ));
-DATA(insert OID = 0 (  404 427 612 4 btreesel btreenpage ));
-DATA(insert OID = 0 (  404 427 610 5 btreesel btreenpage ));
-
-/*
- *	nobtree float4_ops
- */
-
-DATA(insert OID = 0 (  404 428 622 1 btreesel btreenpage ));
-DATA(insert OID = 0 (  404 428 624 2 btreesel btreenpage ));
-DATA(insert OID = 0 (  404 428 620 3 btreesel btreenpage ));
-DATA(insert OID = 0 (  404 428 625 4 btreesel btreenpage ));
-DATA(insert OID = 0 (  404 428 623 5 btreesel btreenpage ));
-
-/*
- *	nobtree char_ops
- */
-
-DATA(insert OID = 0 (  404 429 631 1 btreesel btreenpage ));
-DATA(insert OID = 0 (  404 429 632 2 btreesel btreenpage ));
-DATA(insert OID = 0 (  404 429 92 3 btreesel btreenpage ));
-DATA(insert OID = 0 (  404 429 634 4 btreesel btreenpage ));
-DATA(insert OID = 0 (  404 429 633 5 btreesel btreenpage ));
-
-/*
- *	nobtree name_ops
- */
-
-DATA(insert OID = 0 (  404 1181 660 1 btreesel btreenpage ));
-DATA(insert OID = 0 (  404 1181 661 2 btreesel btreenpage ));
-DATA(insert OID = 0 (  404 1181 93 3 btreesel btreenpage ));
-DATA(insert OID = 0 (  404 1181 663 4 btreesel btreenpage ));
-DATA(insert OID = 0 (  404 1181 662 5 btreesel btreenpage ));
-
-/*
- *	nobtree text_ops
- */
-
-DATA(insert OID = 0 (  404 431 664 1 btreesel btreenpage ));
-DATA(insert OID = 0 (  404 431 665 2 btreesel btreenpage ));
-DATA(insert OID = 0 (  404 431 98 3 btreesel btreenpage ));
-DATA(insert OID = 0 (  404 431 667 4 btreesel btreenpage ));
-DATA(insert OID = 0 (  404 431 666 5 btreesel btreenpage ));
-
-/*
- *	nobtree abstime_ops
- */
-
-DATA(insert OID = 0 (  404 432 562 1 btreesel btreenpage ));
-DATA(insert OID = 0 (  404 432 564 2 btreesel btreenpage ));
-DATA(insert OID = 0 (  404 432 560 3 btreesel btreenpage ));
-DATA(insert OID = 0 (  404 432 565 4 btreesel btreenpage ));
-DATA(insert OID = 0 (  404 432 563 5 btreesel btreenpage ));
-
-/*
- *	nobtree datetime_ops
- */
-
-DATA(insert OID = 0 (  404 1312 1322 1 btreesel btreenpage ));
-DATA(insert OID = 0 (  404 1312 1323 2 btreesel btreenpage ));
-DATA(insert OID = 0 (  404 1312 1320 3 btreesel btreenpage ));
-DATA(insert OID = 0 (  404 1312 1325 4 btreesel btreenpage ));
-DATA(insert OID = 0 (  404 1312 1324 5 btreesel btreenpage ));
-
-/*
- *	nobtree timespan_ops
- */
-
-DATA(insert OID = 0 (  404 1313 1332 1 btreesel btreenpage ));
-DATA(insert OID = 0 (  404 1313 1333 2 btreesel btreenpage ));
-DATA(insert OID = 0 (  404 1313 1330 3 btreesel btreenpage ));
-DATA(insert OID = 0 (  404 1313 1335 4 btreesel btreenpage ));
-DATA(insert OID = 0 (  404 1313 1334 5 btreesel btreenpage ));
-
-BKI_BEGIN
-#endif							/* NOBTREE */
-BKI_END
-
 /*
  *	hash table _ops
  */
diff --git a/src/include/catalog/pg_amproc.h b/src/include/catalog/pg_amproc.h
index 68935afa29df82e3b1cf557aa38bad1429a59f52..3c4a192cfc1478176562a8177095d827d690ebb6 100644
--- a/src/include/catalog/pg_amproc.h
+++ b/src/include/catalog/pg_amproc.h
@@ -9,7 +9,7 @@
  *
  * Copyright (c) 1994, Regents of the University of California
  *
- * $Id: pg_amproc.h,v 1.7 1997/11/30 22:58:07 thomas Exp $
+ * $Id: pg_amproc.h,v 1.8 1998/08/11 05:32:46 momjian Exp $
  *
  * NOTES
  *	  the genbki.sh script reads this file and generates .bki
@@ -96,28 +96,6 @@ DATA(insert OID = 0 (403 1115 1107 1));
 DATA(insert OID = 0 (403 1312 1314 1));
 DATA(insert OID = 0 (403 1313 1315 1));
 
-BKI_BEGIN
-#ifdef NOBTREE
-BKI_END
-DATA(insert OID = 0 (404  421  350 1));
-DATA(insert OID = 0 (404  423  355 1));
-DATA(insert OID = 0 (404  424  353 1));
-DATA(insert OID = 0 (404  425  352 1));
-DATA(insert OID = 0 (404  426  351 1));
-DATA(insert OID = 0 (404  427  356 1));
-DATA(insert OID = 0 (404  428  354 1));
-DATA(insert OID = 0 (404  429  358 1));
-DATA(insert OID = 0 (404  406  689 1));
-DATA(insert OID = 0 (404  407  690 1));
-DATA(insert OID = 0 (404  408  691 1));
-DATA(insert OID = 0 (404 1181  359 1));
-DATA(insert OID = 0 (404  430 1274 1));
-DATA(insert OID = 0 (404  431  360 1));
-DATA(insert OID = 0 (404  432  357 1));
-BKI_BEGIN
-#endif							/* NOBTREE */
-BKI_END
-
 DATA(insert OID = 0 (405  421  449 1));
 DATA(insert OID = 0 (405  423  452 1));
 DATA(insert OID = 0 (405  426  450 1));