Update copyrights for 2020

Backpatch-through: update all files in master, backpatch legal files through 9.4

10 files changed, 10 insertions, 10 deletions

diff --git a/src/pl/plpgsql/src/generate-plerrcodes.pl b/src/pl/plpgsql/src/generate-plerrcodes.pl
index a3e6efcbb6b..f74dd0ef03f 100644
--- a/src/pl/plpgsql/src/generate-plerrcodes.pl
+++ b/src/pl/plpgsql/src/generate-plerrcodes.pl
@@ -1,7 +1,7 @@
 #!/usr/bin/perl
 #
 # Generate the plerrcodes.h header from errcodes.txt
-# Copyright (c) 2000-2019, PostgreSQL Global Development Group
+# Copyright (c) 2000-2020, PostgreSQL Global Development Group
 
 use warnings;
 use strict;
diff --git a/src/pl/plpgsql/src/pl_comp.c b/src/pl/plpgsql/src/pl_comp.c
index 3fb8fc7bad2..66bf9f12116 100644
--- a/src/pl/plpgsql/src/pl_comp.c
+++ b/src/pl/plpgsql/src/pl_comp.c
@@ -3,7 +3,7 @@
  * pl_comp.c		- Compiler part of the PL/pgSQL
  *			  procedural language
  *
- * Portions Copyright (c) 1996-2019, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  *
diff --git a/src/pl/plpgsql/src/pl_exec.c b/src/pl/plpgsql/src/pl_exec.c
index d1775d36152..5acf604f631 100644
--- a/src/pl/plpgsql/src/pl_exec.c
+++ b/src/pl/plpgsql/src/pl_exec.c
@@ -3,7 +3,7 @@
  * pl_exec.c		- Executor for the PL/pgSQL
  *			  procedural language
  *
- * Portions Copyright (c) 1996-2019, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  *
diff --git a/src/pl/plpgsql/src/pl_funcs.c b/src/pl/plpgsql/src/pl_funcs.c
index 2d4616c8938..ee60ced5838 100644
--- a/src/pl/plpgsql/src/pl_funcs.c
+++ b/src/pl/plpgsql/src/pl_funcs.c
@@ -3,7 +3,7 @@
  * pl_funcs.c		- Misc functions for the PL/pgSQL
  *			  procedural language
  *
- * Portions Copyright (c) 1996-2019, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  *
diff --git a/src/pl/plpgsql/src/pl_gram.y b/src/pl/plpgsql/src/pl_gram.y
index 454071a81f1..ef0a5d5d166 100644
--- a/src/pl/plpgsql/src/pl_gram.y
+++ b/src/pl/plpgsql/src/pl_gram.y
@@ -3,7 +3,7 @@
  *
  * pl_gram.y			- Parser for the PL/pgSQL procedural language
  *
- * Portions Copyright (c) 1996-2019, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  *
diff --git a/src/pl/plpgsql/src/pl_handler.c b/src/pl/plpgsql/src/pl_handler.c
index 1b592c8a525..b83087e8d2f 100644
--- a/src/pl/plpgsql/src/pl_handler.c
+++ b/src/pl/plpgsql/src/pl_handler.c
@@ -3,7 +3,7 @@
  * pl_handler.c		- Handler for the PL/pgSQL
  *			  procedural language
  *
- * Portions Copyright (c) 1996-2019, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  *
diff --git a/src/pl/plpgsql/src/pl_reserved_kwlist.h b/src/pl/plpgsql/src/pl_reserved_kwlist.h
index 8425c3ca2ee..d3c169a81f1 100644
--- a/src/pl/plpgsql/src/pl_reserved_kwlist.h
+++ b/src/pl/plpgsql/src/pl_reserved_kwlist.h
@@ -7,7 +7,7 @@
  * by the PG_KEYWORD macro, which is not defined in this file; it can
  * be defined by the caller for special purposes.
  *
- * Portions Copyright (c) 1996-2019, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * src/pl/plpgsql/src/pl_reserved_kwlist.h
diff --git a/src/pl/plpgsql/src/pl_scanner.c b/src/pl/plpgsql/src/pl_scanner.c
index c260438d7d4..9cea2e42ac4 100644
--- a/src/pl/plpgsql/src/pl_scanner.c
+++ b/src/pl/plpgsql/src/pl_scanner.c
@@ -4,7 +4,7 @@
  *	  lexical scanning for PL/pgSQL
  *
  *
- * Portions Copyright (c) 1996-2019, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  *
diff --git a/src/pl/plpgsql/src/pl_unreserved_kwlist.h b/src/pl/plpgsql/src/pl_unreserved_kwlist.h
index 6d85f9396ea..99b3cf7d8aa 100644
--- a/src/pl/plpgsql/src/pl_unreserved_kwlist.h
+++ b/src/pl/plpgsql/src/pl_unreserved_kwlist.h
@@ -7,7 +7,7 @@
  * by the PG_KEYWORD macro, which is not defined in this file; it can
  * be defined by the caller for special purposes.
  *
- * Portions Copyright (c) 1996-2019, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * src/pl/plpgsql/src/pl_unreserved_kwlist.h
diff --git a/src/pl/plpgsql/src/plpgsql.h b/src/pl/plpgsql/src/plpgsql.h
index 6b40fcd1963..b599f67fc58 100644
--- a/src/pl/plpgsql/src/plpgsql.h
+++ b/src/pl/plpgsql/src/plpgsql.h
@@ -3,7 +3,7 @@
  * plpgsql.h		- Definitions for the PL/pgSQL
  *			  procedural language
  *
- * Portions Copyright (c) 1996-2019, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  *