Update copyright for 2021

Backpatch-through: 9.5

52 files changed, 55 insertions, 55 deletions

diff --git a/src/common/archive.c b/src/common/archive.c
index a94e4d0a5eb..d733212cc4f 100644
--- a/src/common/archive.c
+++ b/src/common/archive.c
@@ -3,7 +3,7 @@
  * archive.c
  *	  Common WAL archive routines
  *
- * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2021, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  *
diff --git a/src/common/base64.c b/src/common/base64.c
index 5ba59375d53..b3ade2a5a5d 100644
--- a/src/common/base64.c
+++ b/src/common/base64.c
@@ -3,7 +3,7 @@
  * base64.c
  *	  Encoding and decoding routines for base64 without whitespace.
  *
- * Copyright (c) 2001-2020, PostgreSQL Global Development Group
+ * Copyright (c) 2001-2021, PostgreSQL Global Development Group
  *
  *
  * IDENTIFICATION
diff --git a/src/common/checksum_helper.c b/src/common/checksum_helper.c
index 8e06524cd3c..f6b49de405e 100644
--- a/src/common/checksum_helper.c
+++ b/src/common/checksum_helper.c
@@ -3,7 +3,7 @@
  * checksum_helper.c
  *	  Compute a checksum of any of various types using common routines
  *
- * Portions Copyright (c) 2016-2020, PostgreSQL Global Development Group
+ * Portions Copyright (c) 2016-2021, PostgreSQL Global Development Group
  *
  * IDENTIFICATION
  *		  src/common/checksum_helper.c
diff --git a/src/common/config_info.c b/src/common/config_info.c
index 8a5dc64ec36..e72e7292a0a 100644
--- a/src/common/config_info.c
+++ b/src/common/config_info.c
@@ -4,7 +4,7 @@
  *		Common code for pg_config output
  *
  *
- * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2021, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  *
diff --git a/src/common/controldata_utils.c b/src/common/controldata_utils.c
index 3d53b6ac078..7d4af7881ea 100644
--- a/src/common/controldata_utils.c
+++ b/src/common/controldata_utils.c
@@ -4,7 +4,7 @@
  *		Common code for control data file output.
  *
  *
- * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2021, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  *
diff --git a/src/common/cryptohash.c b/src/common/cryptohash.c
index cf4588bad72..1921a33b34e 100644
--- a/src/common/cryptohash.c
+++ b/src/common/cryptohash.c
@@ -6,7 +6,7 @@
  * This is the set of in-core functions used when there are no other
  * alternative options like OpenSSL.
  *
- * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2021, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * IDENTIFICATION
diff --git a/src/common/cryptohash_openssl.c b/src/common/cryptohash_openssl.c
index 118651c4153..0fd66225764 100644
--- a/src/common/cryptohash_openssl.c
+++ b/src/common/cryptohash_openssl.c
@@ -6,7 +6,7 @@
  *
  * This should only be used if code is compiled with OpenSSL support.
  *
- * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2021, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * IDENTIFICATION
diff --git a/src/common/d2s.c b/src/common/d2s.c
index 8b0b7cee2f8..70e3112adb9 100644
--- a/src/common/d2s.c
+++ b/src/common/d2s.c
@@ -2,7 +2,7 @@
  *
  * Ryu floating-point output for double precision.
  *
- * Portions Copyright (c) 2018-2020, PostgreSQL Global Development Group
+ * Portions Copyright (c) 2018-2021, PostgreSQL Global Development Group
  *
  * IDENTIFICATION
  *	  src/common/d2s.c
diff --git a/src/common/d2s_full_table.h b/src/common/d2s_full_table.h
index 23fd71553df..70b4419f054 100644
--- a/src/common/d2s_full_table.h
+++ b/src/common/d2s_full_table.h
@@ -2,7 +2,7 @@
  *
  * Ryu floating-point output for double precision.
  *
- * Portions Copyright (c) 2018-2020, PostgreSQL Global Development Group
+ * Portions Copyright (c) 2018-2021, PostgreSQL Global Development Group
  *
  * IDENTIFICATION
  *	  src/common/d2s_full_table.h
diff --git a/src/common/d2s_intrinsics.h b/src/common/d2s_intrinsics.h
index b1f31ca400d..3be23271988 100644
--- a/src/common/d2s_intrinsics.h
+++ b/src/common/d2s_intrinsics.h
@@ -2,7 +2,7 @@
  *
  * Ryu floating-point output for double precision.
  *
- * Portions Copyright (c) 2018-2020, PostgreSQL Global Development Group
+ * Portions Copyright (c) 2018-2021, PostgreSQL Global Development Group
  *
  * IDENTIFICATION
  *	  src/common/d2s_intrinsics.h
diff --git a/src/common/encnames.c b/src/common/encnames.c
index 14cf1b39e98..f2aaeb4a8e5 100644
--- a/src/common/encnames.c
+++ b/src/common/encnames.c
@@ -3,7 +3,7 @@
  * encnames.c
  *	  Encoding names and routines for working with them.
  *
- * Portions Copyright (c) 2001-2020, PostgreSQL Global Development Group
+ * Portions Copyright (c) 2001-2021, PostgreSQL Global Development Group
  *
  * IDENTIFICATION
  *	  src/common/encnames.c
diff --git a/src/common/exec.c b/src/common/exec.c
index 773afd080c0..6cbc8200421 100644
--- a/src/common/exec.c
+++ b/src/common/exec.c
@@ -4,7 +4,7 @@
  *		Functions for finding and validating executable files
  *
  *
- * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2021, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  *
diff --git a/src/common/f2s.c b/src/common/f2s.c
index 463d1923784..6a9949eb087 100644
--- a/src/common/f2s.c
+++ b/src/common/f2s.c
@@ -2,7 +2,7 @@
  *
  * Ryu floating-point output for single precision.
  *
- * Portions Copyright (c) 2018-2020, PostgreSQL Global Development Group
+ * Portions Copyright (c) 2018-2021, PostgreSQL Global Development Group
  *
  * IDENTIFICATION
  *	  src/common/f2s.c
diff --git a/src/common/fe_memutils.c b/src/common/fe_memutils.c
index b027a025d15..ec64172a59c 100644
--- a/src/common/fe_memutils.c
+++ b/src/common/fe_memutils.c
@@ -3,7 +3,7 @@
  * fe_memutils.c
  *	  memory management support for frontend code
  *
- * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2021, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  *
diff --git a/src/common/file_perm.c b/src/common/file_perm.c
index 96b44dcc4d3..ab85765a0bf 100644
--- a/src/common/file_perm.c
+++ b/src/common/file_perm.c
@@ -3,7 +3,7 @@
  * File and directory permission routines
  *
  *
- * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2021, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * src/common/file_perm.c
diff --git a/src/common/file_utils.c b/src/common/file_utils.c
index 12474730905..40b73bbe1ab 100644
--- a/src/common/file_utils.c
+++ b/src/common/file_utils.c
@@ -5,7 +5,7 @@
  * Assorted utility functions to work on files.
  *
  *
- * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2021, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * src/common/file_utils.c
diff --git a/src/common/hashfn.c b/src/common/hashfn.c
index 990f18e610b..902a6ad25e8 100644
--- a/src/common/hashfn.c
+++ b/src/common/hashfn.c
@@ -5,7 +5,7 @@
  *		hashtables
  *
  *
- * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2021, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  *
diff --git a/src/common/hex_decode.c b/src/common/hex_decode.c
index 3ecdc73b5cd..dbc0e1c30aa 100644
--- a/src/common/hex_decode.c
+++ b/src/common/hex_decode.c
@@ -4,7 +4,7 @@
  *		hex decoding
  *
  *
- * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2021, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  *
diff --git a/src/common/ip.c b/src/common/ip.c
index bcc779e00c3..9b611d86cd4 100644
--- a/src/common/ip.c
+++ b/src/common/ip.c
@@ -3,7 +3,7 @@
  * ip.c
  *	  IPv6-aware network access.
  *
- * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2021, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  *
diff --git a/src/common/jsonapi.c b/src/common/jsonapi.c
index 9326f805366..831a44a2da6 100644
--- a/src/common/jsonapi.c
+++ b/src/common/jsonapi.c
@@ -3,7 +3,7 @@
  * jsonapi.c
  *		JSON parser and lexer interfaces
  *
- * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2021, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * IDENTIFICATION
diff --git a/src/common/keywords.c b/src/common/keywords.c
index 2de0c717a89..d8497f7c172 100644
--- a/src/common/keywords.c
+++ b/src/common/keywords.c
@@ -4,7 +4,7 @@
  *	  PostgreSQL's list of SQL keywords
  *
  *
- * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2021, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  *
diff --git a/src/common/kwlookup.c b/src/common/kwlookup.c
index 11c49a12757..19a4f52c79f 100644
--- a/src/common/kwlookup.c
+++ b/src/common/kwlookup.c
@@ -4,7 +4,7 @@
  *	  Key word lookup for PostgreSQL
  *
  *
- * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2021, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  *
diff --git a/src/common/link-canary.c b/src/common/link-canary.c
index 28c6ae73f8a..5933b8e5cd6 100644
--- a/src/common/link-canary.c
+++ b/src/common/link-canary.c
@@ -2,7 +2,7 @@
  * link-canary.c
  *	  Detect whether src/common functions came from frontend or backend.
  *
- * Copyright (c) 2018-2020, PostgreSQL Global Development Group
+ * Copyright (c) 2018-2021, PostgreSQL Global Development Group
  *
  * IDENTIFICATION
  *	  src/common/link-canary.c
diff --git a/src/common/logging.c b/src/common/logging.c
index d9632fffc8a..fb1a9b1f878 100644
--- a/src/common/logging.c
+++ b/src/common/logging.c
@@ -1,7 +1,7 @@
 /*-------------------------------------------------------------------------
  * Logging framework for frontend programs
  *
- * Copyright (c) 2018-2020, PostgreSQL Global Development Group
+ * Copyright (c) 2018-2021, PostgreSQL Global Development Group
  *
  * src/common/logging.c
  *
diff --git a/src/common/md5.c b/src/common/md5.c
index ab761560944..7d3b639f29d 100644
--- a/src/common/md5.c
+++ b/src/common/md5.c
@@ -7,7 +7,7 @@
  * implementation is a simple one, in that it needs every input byte
  * to be buffered before doing any calculations.
  *
- *	Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
+ *	Portions Copyright (c) 1996-2021, PostgreSQL Global Development Group
  *	Portions Copyright (c) 1994, Regents of the University of California
  *
  * IDENTIFICATION
diff --git a/src/common/md5_common.c b/src/common/md5_common.c
index abf79e5918f..b01c95ebb6e 100644
--- a/src/common/md5_common.c
+++ b/src/common/md5_common.c
@@ -6,7 +6,7 @@
  *
  * Sverre H. Huseby <sverrehu@online.no>
  *
- * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2021, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * IDENTIFICATION
diff --git a/src/common/md5_int.h b/src/common/md5_int.h
index b5b71e2582f..4ce7f7dea41 100644
--- a/src/common/md5_int.h
+++ b/src/common/md5_int.h
@@ -3,7 +3,7 @@
  * md5_int.h
  *	  Internal headers for fallback implementation of MD5
  *
- * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2021, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * IDENTIFICATION
diff --git a/src/common/pg_get_line.c b/src/common/pg_get_line.c
index 9eb1a33bbb3..a80d196156d 100644
--- a/src/common/pg_get_line.c
+++ b/src/common/pg_get_line.c
@@ -3,7 +3,7 @@
  * pg_get_line.c
  *	  fgets() with an expansible result buffer
  *
- * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2021, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  *
diff --git a/src/common/pg_lzcompress.c b/src/common/pg_lzcompress.c
index f9c29820e30..fdd527f757a 100644
--- a/src/common/pg_lzcompress.c
+++ b/src/common/pg_lzcompress.c
@@ -172,7 +172,7 @@
  *
  *			Jan Wieck
  *
- * Copyright (c) 1999-2020, PostgreSQL Global Development Group
+ * Copyright (c) 1999-2021, PostgreSQL Global Development Group
  *
  * src/common/pg_lzcompress.c
  * ----------
diff --git a/src/common/pgfnames.c b/src/common/pgfnames.c
index c12f25697d1..395927c94d9 100644
--- a/src/common/pgfnames.c
+++ b/src/common/pgfnames.c
@@ -3,7 +3,7 @@
  * pgfnames.c
  *	  directory handling functions
  *
- * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2021, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * IDENTIFICATION
diff --git a/src/common/protocol_openssl.c b/src/common/protocol_openssl.c
index bf6c62410da..92a0a22ecfb 100644
--- a/src/common/protocol_openssl.c
+++ b/src/common/protocol_openssl.c
@@ -5,7 +5,7 @@
  *
  * This should only be used if code is compiled with OpenSSL support.
  *
- * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2021, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * IDENTIFICATION
diff --git a/src/common/psprintf.c b/src/common/psprintf.c
index 4d9d15e6ad0..52223c38a45 100644
--- a/src/common/psprintf.c
+++ b/src/common/psprintf.c
@@ -4,7 +4,7 @@
  *		sprintf into an allocated-on-demand buffer
  *
  *
- * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2021, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  *
diff --git a/src/common/relpath.c b/src/common/relpath.c
index ad733d13635..1f5c426ec0b 100644
--- a/src/common/relpath.c
+++ b/src/common/relpath.c
@@ -4,7 +4,7 @@
  *
  * This module also contains some logic associated with fork names.
  *
- * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2021, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * IDENTIFICATION
diff --git a/src/common/restricted_token.c b/src/common/restricted_token.c
index 9058c5ad252..667040d734c 100644
--- a/src/common/restricted_token.c
+++ b/src/common/restricted_token.c
@@ -4,7 +4,7 @@
  *		helper routine to ensure restricted token on Windows
  *
  *
- * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2021, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  *
diff --git a/src/common/rmtree.c b/src/common/rmtree.c
index 9e8eb9e7360..e090a85f135 100644
--- a/src/common/rmtree.c
+++ b/src/common/rmtree.c
@@ -2,7 +2,7 @@
  *
  * rmtree.c
  *
- * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2021, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * IDENTIFICATION
diff --git a/src/common/ryu_common.h b/src/common/ryu_common.h
index 2e3213d1a10..34b1e36ec64 100644
--- a/src/common/ryu_common.h
+++ b/src/common/ryu_common.h
@@ -2,7 +2,7 @@
  *
  * Common routines for Ryu floating-point output.
  *
- * Portions Copyright (c) 2018-2020, PostgreSQL Global Development Group
+ * Portions Copyright (c) 2018-2021, PostgreSQL Global Development Group
  *
  * IDENTIFICATION
  *	  src/common/ryu_common.h
diff --git a/src/common/saslprep.c b/src/common/saslprep.c
index 48eb1ee9bb9..8945050ad25 100644
--- a/src/common/saslprep.c
+++ b/src/common/saslprep.c
@@ -12,7 +12,7 @@
  *	  http://www.ietf.org/rfc/rfc4013.txt
  *
  *
- * Portions Copyright (c) 2017-2020, PostgreSQL Global Development Group
+ * Portions Copyright (c) 2017-2021, PostgreSQL Global Development Group
  *
  * IDENTIFICATION
  *	  src/common/saslprep.c
diff --git a/src/common/scram-common.c b/src/common/scram-common.c
index caab68926d2..3f406d4e4dc 100644
--- a/src/common/scram-common.c
+++ b/src/common/scram-common.c
@@ -6,7 +6,7 @@
  * backend, for implement the Salted Challenge Response Authentication
  * Mechanism (SCRAM), per IETF's RFC 5802.
  *
- * Portions Copyright (c) 2017-2020, PostgreSQL Global Development Group
+ * Portions Copyright (c) 2017-2021, PostgreSQL Global Development Group
  *
  * IDENTIFICATION
  *	  src/common/scram-common.c
diff --git a/src/common/sha2.c b/src/common/sha2.c
index 1a462accc51..ae4936b1a8a 100644
--- a/src/common/sha2.c
+++ b/src/common/sha2.c
@@ -6,7 +6,7 @@
  * This includes the fallback implementation for SHA2 cryptographic
  * hashes.
  *
- * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2021, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * IDENTIFICATION
diff --git a/src/common/sha2_int.h b/src/common/sha2_int.h
index 96db773f969..c6d56423d98 100644
--- a/src/common/sha2_int.h
+++ b/src/common/sha2_int.h
@@ -3,7 +3,7 @@
  * sha2_int.h
  *	  Internal headers for fallback implementation of SHA{224,256,384,512}
  *
- * Portions Copyright (c) 2016-2020, PostgreSQL Global Development Group
+ * Portions Copyright (c) 2016-2021, PostgreSQL Global Development Group
  *
  * IDENTIFICATION
  *		  src/common/sha2_int.h
diff --git a/src/common/sprompt.c b/src/common/sprompt.c
index 0ec75da5bfe..f3a891a260b 100644
--- a/src/common/sprompt.c
+++ b/src/common/sprompt.c
@@ -3,7 +3,7 @@
  * sprompt.c
  *	  simple_prompt() routine
  *
- * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2021, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  *
diff --git a/src/common/string.c b/src/common/string.c
index 3e76e2c59fb..3aa378c0519 100644
--- a/src/common/string.c
+++ b/src/common/string.c
@@ -4,7 +4,7 @@
  *		string handling helpers
  *
  *
- * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2021, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  *
diff --git a/src/common/stringinfo.c b/src/common/stringinfo.c
index 0badc465545..445f7222be0 100644
--- a/src/common/stringinfo.c
+++ b/src/common/stringinfo.c
@@ -7,7 +7,7 @@
  * (null-terminated text) or arbitrary binary data.  All storage is allocated
  * with palloc() (falling back to malloc in frontend code).
  *
- * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2021, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  *	  src/common/stringinfo.c
diff --git a/src/common/unicode/generate-norm_test_table.pl b/src/common/unicode/generate-norm_test_table.pl
index acc67967b7b..844ff0848b3 100644
--- a/src/common/unicode/generate-norm_test_table.pl
+++ b/src/common/unicode/generate-norm_test_table.pl
@@ -5,7 +5,7 @@
 #
 # NormalizationTest.txt is part of the Unicode Character Database.
 #
-# Copyright (c) 2000-2020, PostgreSQL Global Development Group
+# Copyright (c) 2000-2021, PostgreSQL Global Development Group
 
 use strict;
 use warnings;
@@ -30,7 +30,7 @@ print $OUTPUT <<HEADER;
  * norm_test_table.h
  *	  Test strings for Unicode normalization.
  *
- * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2021, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * src/common/unicode/norm_test_table.h
diff --git a/src/common/unicode/generate-unicode_combining_table.pl b/src/common/unicode/generate-unicode_combining_table.pl
index c0fc3cc2259..86aed789070 100644
--- a/src/common/unicode/generate-unicode_combining_table.pl
+++ b/src/common/unicode/generate-unicode_combining_table.pl
@@ -4,7 +4,7 @@
 # characters, using Unicode data files as input.  Pass UnicodeData.txt
 # as argument.  The output is on stdout.
 #
-# Copyright (c) 2019, PostgreSQL Global Development Group
+# Copyright (c) 2019-2021, PostgreSQL Global Development Group
 
 use strict;
 use warnings;
diff --git a/src/common/unicode/generate-unicode_norm_table.pl b/src/common/unicode/generate-unicode_norm_table.pl
index 8213532ab9d..114ab30d3f1 100644
--- a/src/common/unicode/generate-unicode_norm_table.pl
+++ b/src/common/unicode/generate-unicode_norm_table.pl
@@ -6,7 +6,7 @@
 # Input: UnicodeData.txt and CompositionExclusions.txt
 # Output: unicode_norm_table.h and unicode_norm_hashfunc.h
 #
-# Copyright (c) 2000-2020, PostgreSQL Global Development Group
+# Copyright (c) 2000-2021, PostgreSQL Global Development Group
 
 use strict;
 use warnings;
@@ -82,7 +82,7 @@ print $OT <<HEADER;
  * unicode_norm_table.h
  *	  Composition table used for Unicode normalization
  *
- * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2021, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * src/include/common/unicode_norm_table.h
@@ -125,7 +125,7 @@ print $OF <<HEADER;
  * unicode_norm_hashfunc.h
  *	  Perfect hash functions used for Unicode normalization
  *
- * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2021, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * src/include/common/unicode_norm_hashfunc.h
diff --git a/src/common/unicode/generate-unicode_normprops_table.pl b/src/common/unicode/generate-unicode_normprops_table.pl
index d652b95965d..c7795d17b0c 100644
--- a/src/common/unicode/generate-unicode_normprops_table.pl
+++ b/src/common/unicode/generate-unicode_normprops_table.pl
@@ -4,7 +4,7 @@
 # (see UAX #15).  Pass DerivedNormalizationProps.txt as argument.  The
 # output is on stdout.
 #
-# Copyright (c) 2020, PostgreSQL Global Development Group
+# Copyright (c) 2020-2021, PostgreSQL Global Development Group
 
 use strict;
 use warnings;
diff --git a/src/common/unicode/norm_test.c b/src/common/unicode/norm_test.c
index dde5d24349f..cd2cb297b0a 100644
--- a/src/common/unicode/norm_test.c
+++ b/src/common/unicode/norm_test.c
@@ -2,7 +2,7 @@
  * norm_test.c
  *		Program to test Unicode normalization functions.
  *
- * Portions Copyright (c) 2017-2020, PostgreSQL Global Development Group
+ * Portions Copyright (c) 2017-2021, PostgreSQL Global Development Group
  *
  * IDENTIFICATION
  *	  src/common/unicode/norm_test.c
diff --git a/src/common/unicode_norm.c b/src/common/unicode_norm.c
index fd7bdef2928..36ff2aab218 100644
--- a/src/common/unicode_norm.c
+++ b/src/common/unicode_norm.c
@@ -5,7 +5,7 @@
  * This implements Unicode normalization, per the documentation at
  * https://www.unicode.org/reports/tr15/.
  *
- * Portions Copyright (c) 2017-2020, PostgreSQL Global Development Group
+ * Portions Copyright (c) 2017-2021, PostgreSQL Global Development Group
  *
  * IDENTIFICATION
  *	  src/common/unicode_norm.c
diff --git a/src/common/username.c b/src/common/username.c
index 5d47774c4f1..669b8ab3b27 100644
--- a/src/common/username.c
+++ b/src/common/username.c
@@ -3,7 +3,7 @@
  * username.c
  *	  get user name
  *
- * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2021, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * IDENTIFICATION
diff --git a/src/common/wait_error.c b/src/common/wait_error.c
index 20262805845..9f860eef380 100644
--- a/src/common/wait_error.c
+++ b/src/common/wait_error.c
@@ -4,7 +4,7 @@
  *		Convert a wait/waitpid(2) result code to a human-readable string
  *
  *
- * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2021, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  *
diff --git a/src/common/wchar.c b/src/common/wchar.c
index efaf1c155bb..0d6d071658d 100644
--- a/src/common/wchar.c
+++ b/src/common/wchar.c
@@ -3,7 +3,7 @@
  * wchar.c
  *	  Functions for working with multibyte characters in various encodings.
  *
- * Portions Copyright (c) 1998-2020, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1998-2021, PostgreSQL Global Development Group
  *
  * IDENTIFICATION
  *	  src/common/wchar.c