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-rw-r--r--src/backend/utils/mb/Unicode/Makefile2
-rwxr-xr-xsrc/backend/utils/mb/Unicode/UCS_to_BIG5.pl2
-rwxr-xr-xsrc/backend/utils/mb/Unicode/UCS_to_EUC_CN.pl2
-rwxr-xr-xsrc/backend/utils/mb/Unicode/UCS_to_EUC_JIS_2004.pl2
-rwxr-xr-xsrc/backend/utils/mb/Unicode/UCS_to_EUC_JP.pl2
-rwxr-xr-xsrc/backend/utils/mb/Unicode/UCS_to_EUC_KR.pl2
-rwxr-xr-xsrc/backend/utils/mb/Unicode/UCS_to_EUC_TW.pl2
-rwxr-xr-xsrc/backend/utils/mb/Unicode/UCS_to_GB18030.pl2
-rwxr-xr-xsrc/backend/utils/mb/Unicode/UCS_to_JOHAB.pl2
-rwxr-xr-xsrc/backend/utils/mb/Unicode/UCS_to_SHIFT_JIS_2004.pl2
-rwxr-xr-xsrc/backend/utils/mb/Unicode/UCS_to_SJIS.pl2
-rwxr-xr-xsrc/backend/utils/mb/Unicode/UCS_to_UHC.pl2
-rwxr-xr-xsrc/backend/utils/mb/Unicode/UCS_to_most.pl2
-rw-r--r--src/backend/utils/mb/Unicode/convutils.pm2
-rw-r--r--src/backend/utils/mb/conv.c2
-rw-r--r--src/backend/utils/mb/conversion_procs/Makefile2
-rw-r--r--src/backend/utils/mb/conversion_procs/cyrillic_and_mic/cyrillic_and_mic.c2
-rw-r--r--src/backend/utils/mb/conversion_procs/euc2004_sjis2004/euc2004_sjis2004.c2
-rw-r--r--src/backend/utils/mb/conversion_procs/euc_cn_and_mic/euc_cn_and_mic.c2
-rw-r--r--src/backend/utils/mb/conversion_procs/euc_jp_and_sjis/euc_jp_and_sjis.c2
-rw-r--r--src/backend/utils/mb/conversion_procs/euc_kr_and_mic/euc_kr_and_mic.c2
-rw-r--r--src/backend/utils/mb/conversion_procs/euc_tw_and_big5/euc_tw_and_big5.c2
-rw-r--r--src/backend/utils/mb/conversion_procs/latin2_and_win1250/latin2_and_win1250.c2
-rw-r--r--src/backend/utils/mb/conversion_procs/latin_and_mic/latin_and_mic.c2
-rw-r--r--src/backend/utils/mb/conversion_procs/meson.build2
-rw-r--r--src/backend/utils/mb/conversion_procs/utf8_and_big5/utf8_and_big5.c2
-rw-r--r--src/backend/utils/mb/conversion_procs/utf8_and_cyrillic/utf8_and_cyrillic.c2
-rw-r--r--src/backend/utils/mb/conversion_procs/utf8_and_euc2004/utf8_and_euc2004.c2
-rw-r--r--src/backend/utils/mb/conversion_procs/utf8_and_euc_cn/utf8_and_euc_cn.c2
-rw-r--r--src/backend/utils/mb/conversion_procs/utf8_and_euc_jp/utf8_and_euc_jp.c2
-rw-r--r--src/backend/utils/mb/conversion_procs/utf8_and_euc_kr/utf8_and_euc_kr.c2
-rw-r--r--src/backend/utils/mb/conversion_procs/utf8_and_euc_tw/utf8_and_euc_tw.c2
-rw-r--r--src/backend/utils/mb/conversion_procs/utf8_and_gb18030/utf8_and_gb18030.c2
-rw-r--r--src/backend/utils/mb/conversion_procs/utf8_and_gbk/utf8_and_gbk.c2
-rw-r--r--src/backend/utils/mb/conversion_procs/utf8_and_iso8859/utf8_and_iso8859.c2
-rw-r--r--src/backend/utils/mb/conversion_procs/utf8_and_iso8859_1/utf8_and_iso8859_1.c2
-rw-r--r--src/backend/utils/mb/conversion_procs/utf8_and_johab/utf8_and_johab.c2
-rw-r--r--src/backend/utils/mb/conversion_procs/utf8_and_sjis/utf8_and_sjis.c2
-rw-r--r--src/backend/utils/mb/conversion_procs/utf8_and_sjis2004/utf8_and_sjis2004.c2
-rw-r--r--src/backend/utils/mb/conversion_procs/utf8_and_uhc/utf8_and_uhc.c2
-rw-r--r--src/backend/utils/mb/conversion_procs/utf8_and_win/utf8_and_win.c2
-rw-r--r--src/backend/utils/mb/mbutils.c2
-rw-r--r--src/backend/utils/mb/meson.build2
-rw-r--r--src/backend/utils/mb/stringinfo_mb.c2
44 files changed, 44 insertions, 44 deletions
diff --git a/src/backend/utils/mb/Unicode/Makefile b/src/backend/utils/mb/Unicode/Makefile
index f67b1cf776f..728ccb99c24 100644
--- a/src/backend/utils/mb/Unicode/Makefile
+++ b/src/backend/utils/mb/Unicode/Makefile
@@ -2,7 +2,7 @@
#
# Makefile for src/backend/utils/mb/Unicode
#
-# Copyright (c) 2001-2022, PostgreSQL Global Development Group
+# Copyright (c) 2001-2023, PostgreSQL Global Development Group
#
# src/backend/utils/mb/Unicode/Makefile
#
diff --git a/src/backend/utils/mb/Unicode/UCS_to_BIG5.pl b/src/backend/utils/mb/Unicode/UCS_to_BIG5.pl
index e1c801a2941..40b3fb6db67 100755
--- a/src/backend/utils/mb/Unicode/UCS_to_BIG5.pl
+++ b/src/backend/utils/mb/Unicode/UCS_to_BIG5.pl
@@ -1,6 +1,6 @@
#! /usr/bin/perl
#
-# Copyright (c) 2001-2022, PostgreSQL Global Development Group
+# Copyright (c) 2001-2023, PostgreSQL Global Development Group
#
# src/backend/utils/mb/Unicode/UCS_to_BIG5.pl
#
diff --git a/src/backend/utils/mb/Unicode/UCS_to_EUC_CN.pl b/src/backend/utils/mb/Unicode/UCS_to_EUC_CN.pl
index ea97e079b0a..adfdca24f71 100755
--- a/src/backend/utils/mb/Unicode/UCS_to_EUC_CN.pl
+++ b/src/backend/utils/mb/Unicode/UCS_to_EUC_CN.pl
@@ -1,6 +1,6 @@
#! /usr/bin/perl
#
-# Copyright (c) 2007-2022, PostgreSQL Global Development Group
+# Copyright (c) 2007-2023, PostgreSQL Global Development Group
#
# src/backend/utils/mb/Unicode/UCS_to_GB18030.pl
#
diff --git a/src/backend/utils/mb/Unicode/UCS_to_EUC_JIS_2004.pl b/src/backend/utils/mb/Unicode/UCS_to_EUC_JIS_2004.pl
index 0b2488d746a..b7715ed4195 100755
--- a/src/backend/utils/mb/Unicode/UCS_to_EUC_JIS_2004.pl
+++ b/src/backend/utils/mb/Unicode/UCS_to_EUC_JIS_2004.pl
@@ -1,6 +1,6 @@
#! /usr/bin/perl
#
-# Copyright (c) 2007-2022, PostgreSQL Global Development Group
+# Copyright (c) 2007-2023, PostgreSQL Global Development Group
#
# src/backend/utils/mb/Unicode/UCS_to_EUC_JIS_2004.pl
#
diff --git a/src/backend/utils/mb/Unicode/UCS_to_EUC_JP.pl b/src/backend/utils/mb/Unicode/UCS_to_EUC_JP.pl
index c973769b443..9c949f95b15 100755
--- a/src/backend/utils/mb/Unicode/UCS_to_EUC_JP.pl
+++ b/src/backend/utils/mb/Unicode/UCS_to_EUC_JP.pl
@@ -1,6 +1,6 @@
#! /usr/bin/perl
#
-# Copyright (c) 2001-2022, PostgreSQL Global Development Group
+# Copyright (c) 2001-2023, PostgreSQL Global Development Group
#
# src/backend/utils/mb/Unicode/UCS_to_EUC_JP.pl
#
diff --git a/src/backend/utils/mb/Unicode/UCS_to_EUC_KR.pl b/src/backend/utils/mb/Unicode/UCS_to_EUC_KR.pl
index 405b353c6c9..4c3989d2c51 100755
--- a/src/backend/utils/mb/Unicode/UCS_to_EUC_KR.pl
+++ b/src/backend/utils/mb/Unicode/UCS_to_EUC_KR.pl
@@ -1,6 +1,6 @@
#! /usr/bin/perl
#
-# Copyright (c) 2001-2022, PostgreSQL Global Development Group
+# Copyright (c) 2001-2023, PostgreSQL Global Development Group
#
# src/backend/utils/mb/Unicode/UCS_to_EUC_KR.pl
#
diff --git a/src/backend/utils/mb/Unicode/UCS_to_EUC_TW.pl b/src/backend/utils/mb/Unicode/UCS_to_EUC_TW.pl
index e3b329bd00a..ecc175528ec 100755
--- a/src/backend/utils/mb/Unicode/UCS_to_EUC_TW.pl
+++ b/src/backend/utils/mb/Unicode/UCS_to_EUC_TW.pl
@@ -1,6 +1,6 @@
#! /usr/bin/perl
#
-# Copyright (c) 2001-2022, PostgreSQL Global Development Group
+# Copyright (c) 2001-2023, PostgreSQL Global Development Group
#
# src/backend/utils/mb/Unicode/UCS_to_EUC_TW.pl
#
diff --git a/src/backend/utils/mb/Unicode/UCS_to_GB18030.pl b/src/backend/utils/mb/Unicode/UCS_to_GB18030.pl
index a40c47c3ba7..fb401e60991 100755
--- a/src/backend/utils/mb/Unicode/UCS_to_GB18030.pl
+++ b/src/backend/utils/mb/Unicode/UCS_to_GB18030.pl
@@ -1,6 +1,6 @@
#! /usr/bin/perl
#
-# Copyright (c) 2007-2022, PostgreSQL Global Development Group
+# Copyright (c) 2007-2023, PostgreSQL Global Development Group
#
# src/backend/utils/mb/Unicode/UCS_to_GB18030.pl
#
diff --git a/src/backend/utils/mb/Unicode/UCS_to_JOHAB.pl b/src/backend/utils/mb/Unicode/UCS_to_JOHAB.pl
index a24136a3791..370c5b801c9 100755
--- a/src/backend/utils/mb/Unicode/UCS_to_JOHAB.pl
+++ b/src/backend/utils/mb/Unicode/UCS_to_JOHAB.pl
@@ -1,6 +1,6 @@
#! /usr/bin/perl
#
-# Copyright (c) 2001-2022, PostgreSQL Global Development Group
+# Copyright (c) 2001-2023, PostgreSQL Global Development Group
#
# src/backend/utils/mb/Unicode/UCS_to_JOHAB.pl
#
diff --git a/src/backend/utils/mb/Unicode/UCS_to_SHIFT_JIS_2004.pl b/src/backend/utils/mb/Unicode/UCS_to_SHIFT_JIS_2004.pl
index 96fc50708fc..6431aba555d 100755
--- a/src/backend/utils/mb/Unicode/UCS_to_SHIFT_JIS_2004.pl
+++ b/src/backend/utils/mb/Unicode/UCS_to_SHIFT_JIS_2004.pl
@@ -1,6 +1,6 @@
#! /usr/bin/perl
#
-# Copyright (c) 2007-2022, PostgreSQL Global Development Group
+# Copyright (c) 2007-2023, PostgreSQL Global Development Group
#
# src/backend/utils/mb/Unicode/UCS_to_SHIFT_JIS_2004.pl
#
diff --git a/src/backend/utils/mb/Unicode/UCS_to_SJIS.pl b/src/backend/utils/mb/Unicode/UCS_to_SJIS.pl
index f3c4df83ac7..6426cf47942 100755
--- a/src/backend/utils/mb/Unicode/UCS_to_SJIS.pl
+++ b/src/backend/utils/mb/Unicode/UCS_to_SJIS.pl
@@ -1,6 +1,6 @@
#! /usr/bin/perl
#
-# Copyright (c) 2001-2022, PostgreSQL Global Development Group
+# Copyright (c) 2001-2023, PostgreSQL Global Development Group
#
# src/backend/utils/mb/Unicode/UCS_to_SJIS.pl
#
diff --git a/src/backend/utils/mb/Unicode/UCS_to_UHC.pl b/src/backend/utils/mb/Unicode/UCS_to_UHC.pl
index 43be22f5df9..5ec9c069b7d 100755
--- a/src/backend/utils/mb/Unicode/UCS_to_UHC.pl
+++ b/src/backend/utils/mb/Unicode/UCS_to_UHC.pl
@@ -1,6 +1,6 @@
#! /usr/bin/perl
#
-# Copyright (c) 2007-2022, PostgreSQL Global Development Group
+# Copyright (c) 2007-2023, PostgreSQL Global Development Group
#
# src/backend/utils/mb/Unicode/UCS_to_GB18030.pl
#
diff --git a/src/backend/utils/mb/Unicode/UCS_to_most.pl b/src/backend/utils/mb/Unicode/UCS_to_most.pl
index 0d8ce251525..1917f86f0a3 100755
--- a/src/backend/utils/mb/Unicode/UCS_to_most.pl
+++ b/src/backend/utils/mb/Unicode/UCS_to_most.pl
@@ -1,6 +1,6 @@
#! /usr/bin/perl
#
-# Copyright (c) 2001-2022, PostgreSQL Global Development Group
+# Copyright (c) 2001-2023, PostgreSQL Global Development Group
#
# src/backend/utils/mb/Unicode/UCS_to_most.pl
#
diff --git a/src/backend/utils/mb/Unicode/convutils.pm b/src/backend/utils/mb/Unicode/convutils.pm
index d774ce31da6..fd019424fdf 100644
--- a/src/backend/utils/mb/Unicode/convutils.pm
+++ b/src/backend/utils/mb/Unicode/convutils.pm
@@ -1,5 +1,5 @@
#
-# Copyright (c) 2001-2022, PostgreSQL Global Development Group
+# Copyright (c) 2001-2023, PostgreSQL Global Development Group
#
# src/backend/utils/mb/Unicode/convutils.pm
diff --git a/src/backend/utils/mb/conv.c b/src/backend/utils/mb/conv.c
index 388a67f9786..82bc1ac6af3 100644
--- a/src/backend/utils/mb/conv.c
+++ b/src/backend/utils/mb/conv.c
@@ -2,7 +2,7 @@
*
* Utility functions for conversion procs.
*
- * Portions Copyright (c) 1996-2022, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2023, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* IDENTIFICATION
diff --git a/src/backend/utils/mb/conversion_procs/Makefile b/src/backend/utils/mb/conversion_procs/Makefile
index 3722aae1a72..5d34f3def47 100644
--- a/src/backend/utils/mb/conversion_procs/Makefile
+++ b/src/backend/utils/mb/conversion_procs/Makefile
@@ -2,7 +2,7 @@
#
# Makefile for backend/utils/mb/conversion_procs
#
-# Portions Copyright (c) 1996-2022, PostgreSQL Global Development Group
+# Portions Copyright (c) 1996-2023, PostgreSQL Global Development Group
# Portions Copyright (c) 1994, Regents of the University of California
#
# src/backend/utils/mb/conversion_procs/Makefile
diff --git a/src/backend/utils/mb/conversion_procs/cyrillic_and_mic/cyrillic_and_mic.c b/src/backend/utils/mb/conversion_procs/cyrillic_and_mic/cyrillic_and_mic.c
index f3f2b55660f..7df3725a8ba 100644
--- a/src/backend/utils/mb/conversion_procs/cyrillic_and_mic/cyrillic_and_mic.c
+++ b/src/backend/utils/mb/conversion_procs/cyrillic_and_mic/cyrillic_and_mic.c
@@ -2,7 +2,7 @@
*
* Cyrillic and MULE_INTERNAL
*
- * Portions Copyright (c) 1996-2022, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2023, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* IDENTIFICATION
diff --git a/src/backend/utils/mb/conversion_procs/euc2004_sjis2004/euc2004_sjis2004.c b/src/backend/utils/mb/conversion_procs/euc2004_sjis2004/euc2004_sjis2004.c
index 6891600754c..bae24681668 100644
--- a/src/backend/utils/mb/conversion_procs/euc2004_sjis2004/euc2004_sjis2004.c
+++ b/src/backend/utils/mb/conversion_procs/euc2004_sjis2004/euc2004_sjis2004.c
@@ -2,7 +2,7 @@
*
* EUC_JIS_2004, SHIFT_JIS_2004
*
- * Copyright (c) 2007-2022, PostgreSQL Global Development Group
+ * Copyright (c) 2007-2023, PostgreSQL Global Development Group
*
* IDENTIFICATION
* src/backend/utils/mb/conversion_procs/euc2004_sjis2004/euc2004_sjis2004.c
diff --git a/src/backend/utils/mb/conversion_procs/euc_cn_and_mic/euc_cn_and_mic.c b/src/backend/utils/mb/conversion_procs/euc_cn_and_mic/euc_cn_and_mic.c
index 9aa49a91041..ab3c5150dcf 100644
--- a/src/backend/utils/mb/conversion_procs/euc_cn_and_mic/euc_cn_and_mic.c
+++ b/src/backend/utils/mb/conversion_procs/euc_cn_and_mic/euc_cn_and_mic.c
@@ -2,7 +2,7 @@
*
* EUC_CN and MULE_INTERNAL
*
- * Portions Copyright (c) 1996-2022, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2023, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* IDENTIFICATION
diff --git a/src/backend/utils/mb/conversion_procs/euc_jp_and_sjis/euc_jp_and_sjis.c b/src/backend/utils/mb/conversion_procs/euc_jp_and_sjis/euc_jp_and_sjis.c
index 25791e23e19..bd2ed0a66ad 100644
--- a/src/backend/utils/mb/conversion_procs/euc_jp_and_sjis/euc_jp_and_sjis.c
+++ b/src/backend/utils/mb/conversion_procs/euc_jp_and_sjis/euc_jp_and_sjis.c
@@ -2,7 +2,7 @@
*
* EUC_JP, SJIS and MULE_INTERNAL
*
- * Portions Copyright (c) 1996-2022, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2023, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* IDENTIFICATION
diff --git a/src/backend/utils/mb/conversion_procs/euc_kr_and_mic/euc_kr_and_mic.c b/src/backend/utils/mb/conversion_procs/euc_kr_and_mic/euc_kr_and_mic.c
index 4361624ac30..a15c6de23a3 100644
--- a/src/backend/utils/mb/conversion_procs/euc_kr_and_mic/euc_kr_and_mic.c
+++ b/src/backend/utils/mb/conversion_procs/euc_kr_and_mic/euc_kr_and_mic.c
@@ -2,7 +2,7 @@
*
* EUC_KR and MULE_INTERNAL
*
- * Portions Copyright (c) 1996-2022, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2023, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* IDENTIFICATION
diff --git a/src/backend/utils/mb/conversion_procs/euc_tw_and_big5/euc_tw_and_big5.c b/src/backend/utils/mb/conversion_procs/euc_tw_and_big5/euc_tw_and_big5.c
index 88e0deb5e96..89ab5d11571 100644
--- a/src/backend/utils/mb/conversion_procs/euc_tw_and_big5/euc_tw_and_big5.c
+++ b/src/backend/utils/mb/conversion_procs/euc_tw_and_big5/euc_tw_and_big5.c
@@ -2,7 +2,7 @@
*
* EUC_TW, BIG5 and MULE_INTERNAL
*
- * Portions Copyright (c) 1996-2022, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2023, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* IDENTIFICATION
diff --git a/src/backend/utils/mb/conversion_procs/latin2_and_win1250/latin2_and_win1250.c b/src/backend/utils/mb/conversion_procs/latin2_and_win1250/latin2_and_win1250.c
index 5a7b776be0d..9c33a1e085e 100644
--- a/src/backend/utils/mb/conversion_procs/latin2_and_win1250/latin2_and_win1250.c
+++ b/src/backend/utils/mb/conversion_procs/latin2_and_win1250/latin2_and_win1250.c
@@ -2,7 +2,7 @@
*
* LATIN2 and WIN1250
*
- * Portions Copyright (c) 1996-2022, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2023, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* IDENTIFICATION
diff --git a/src/backend/utils/mb/conversion_procs/latin_and_mic/latin_and_mic.c b/src/backend/utils/mb/conversion_procs/latin_and_mic/latin_and_mic.c
index 8c10056fe8e..22c3b5d97aa 100644
--- a/src/backend/utils/mb/conversion_procs/latin_and_mic/latin_and_mic.c
+++ b/src/backend/utils/mb/conversion_procs/latin_and_mic/latin_and_mic.c
@@ -2,7 +2,7 @@
*
* LATINn and MULE_INTERNAL
*
- * Portions Copyright (c) 1996-2022, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2023, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* IDENTIFICATION
diff --git a/src/backend/utils/mb/conversion_procs/meson.build b/src/backend/utils/mb/conversion_procs/meson.build
index 4a5ac267a03..b79b97ad513 100644
--- a/src/backend/utils/mb/conversion_procs/meson.build
+++ b/src/backend/utils/mb/conversion_procs/meson.build
@@ -1,4 +1,4 @@
-# Copyright (c) 2022, PostgreSQL Global Development Group
+# Copyright (c) 2022-2023, PostgreSQL Global Development Group
encodings = {
'cyrillic_and_mic': ['cyrillic_and_mic/cyrillic_and_mic.c'],
diff --git a/src/backend/utils/mb/conversion_procs/utf8_and_big5/utf8_and_big5.c b/src/backend/utils/mb/conversion_procs/utf8_and_big5/utf8_and_big5.c
index 1e64d0ab236..f73f90569ec 100644
--- a/src/backend/utils/mb/conversion_procs/utf8_and_big5/utf8_and_big5.c
+++ b/src/backend/utils/mb/conversion_procs/utf8_and_big5/utf8_and_big5.c
@@ -2,7 +2,7 @@
*
* BIG5 <--> UTF8
*
- * Portions Copyright (c) 1996-2022, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2023, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* IDENTIFICATION
diff --git a/src/backend/utils/mb/conversion_procs/utf8_and_cyrillic/utf8_and_cyrillic.c b/src/backend/utils/mb/conversion_procs/utf8_and_cyrillic/utf8_and_cyrillic.c
index 19cf46400b2..8276e9aabfa 100644
--- a/src/backend/utils/mb/conversion_procs/utf8_and_cyrillic/utf8_and_cyrillic.c
+++ b/src/backend/utils/mb/conversion_procs/utf8_and_cyrillic/utf8_and_cyrillic.c
@@ -2,7 +2,7 @@
*
* UTF8 and Cyrillic
*
- * Portions Copyright (c) 1996-2022, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2023, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* IDENTIFICATION
diff --git a/src/backend/utils/mb/conversion_procs/utf8_and_euc2004/utf8_and_euc2004.c b/src/backend/utils/mb/conversion_procs/utf8_and_euc2004/utf8_and_euc2004.c
index 5fbcf37118d..eb4ff2c4132 100644
--- a/src/backend/utils/mb/conversion_procs/utf8_and_euc2004/utf8_and_euc2004.c
+++ b/src/backend/utils/mb/conversion_procs/utf8_and_euc2004/utf8_and_euc2004.c
@@ -2,7 +2,7 @@
*
* EUC_JIS_2004 <--> UTF8
*
- * Portions Copyright (c) 1996-2022, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2023, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* IDENTIFICATION
diff --git a/src/backend/utils/mb/conversion_procs/utf8_and_euc_cn/utf8_and_euc_cn.c b/src/backend/utils/mb/conversion_procs/utf8_and_euc_cn/utf8_and_euc_cn.c
index 39ddd372486..59fc41db34a 100644
--- a/src/backend/utils/mb/conversion_procs/utf8_and_euc_cn/utf8_and_euc_cn.c
+++ b/src/backend/utils/mb/conversion_procs/utf8_and_euc_cn/utf8_and_euc_cn.c
@@ -2,7 +2,7 @@
*
* EUC_CN <--> UTF8
*
- * Portions Copyright (c) 1996-2022, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2023, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* IDENTIFICATION
diff --git a/src/backend/utils/mb/conversion_procs/utf8_and_euc_jp/utf8_and_euc_jp.c b/src/backend/utils/mb/conversion_procs/utf8_and_euc_jp/utf8_and_euc_jp.c
index 7e64ab0f2c6..2629c42cfe8 100644
--- a/src/backend/utils/mb/conversion_procs/utf8_and_euc_jp/utf8_and_euc_jp.c
+++ b/src/backend/utils/mb/conversion_procs/utf8_and_euc_jp/utf8_and_euc_jp.c
@@ -2,7 +2,7 @@
*
* EUC_JP <--> UTF8
*
- * Portions Copyright (c) 1996-2022, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2023, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* IDENTIFICATION
diff --git a/src/backend/utils/mb/conversion_procs/utf8_and_euc_kr/utf8_and_euc_kr.c b/src/backend/utils/mb/conversion_procs/utf8_and_euc_kr/utf8_and_euc_kr.c
index fb571a9c482..be8acc5706f 100644
--- a/src/backend/utils/mb/conversion_procs/utf8_and_euc_kr/utf8_and_euc_kr.c
+++ b/src/backend/utils/mb/conversion_procs/utf8_and_euc_kr/utf8_and_euc_kr.c
@@ -2,7 +2,7 @@
*
* EUC_KR <--> UTF8
*
- * Portions Copyright (c) 1996-2022, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2023, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* IDENTIFICATION
diff --git a/src/backend/utils/mb/conversion_procs/utf8_and_euc_tw/utf8_and_euc_tw.c b/src/backend/utils/mb/conversion_procs/utf8_and_euc_tw/utf8_and_euc_tw.c
index eaea661689e..3fc0ef28b56 100644
--- a/src/backend/utils/mb/conversion_procs/utf8_and_euc_tw/utf8_and_euc_tw.c
+++ b/src/backend/utils/mb/conversion_procs/utf8_and_euc_tw/utf8_and_euc_tw.c
@@ -2,7 +2,7 @@
*
* EUC_TW <--> UTF8
*
- * Portions Copyright (c) 1996-2022, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2023, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* IDENTIFICATION
diff --git a/src/backend/utils/mb/conversion_procs/utf8_and_gb18030/utf8_and_gb18030.c b/src/backend/utils/mb/conversion_procs/utf8_and_gb18030/utf8_and_gb18030.c
index 32d8d5e768e..f24afa0eaea 100644
--- a/src/backend/utils/mb/conversion_procs/utf8_and_gb18030/utf8_and_gb18030.c
+++ b/src/backend/utils/mb/conversion_procs/utf8_and_gb18030/utf8_and_gb18030.c
@@ -2,7 +2,7 @@
*
* GB18030 <--> UTF8
*
- * Portions Copyright (c) 1996-2022, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2023, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* IDENTIFICATION
diff --git a/src/backend/utils/mb/conversion_procs/utf8_and_gbk/utf8_and_gbk.c b/src/backend/utils/mb/conversion_procs/utf8_and_gbk/utf8_and_gbk.c
index 2f7a92b9130..fb77622d76b 100644
--- a/src/backend/utils/mb/conversion_procs/utf8_and_gbk/utf8_and_gbk.c
+++ b/src/backend/utils/mb/conversion_procs/utf8_and_gbk/utf8_and_gbk.c
@@ -2,7 +2,7 @@
*
* GBK <--> UTF8
*
- * Portions Copyright (c) 1996-2022, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2023, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* IDENTIFICATION
diff --git a/src/backend/utils/mb/conversion_procs/utf8_and_iso8859/utf8_and_iso8859.c b/src/backend/utils/mb/conversion_procs/utf8_and_iso8859/utf8_and_iso8859.c
index c872fda1003..6dbfec792ed 100644
--- a/src/backend/utils/mb/conversion_procs/utf8_and_iso8859/utf8_and_iso8859.c
+++ b/src/backend/utils/mb/conversion_procs/utf8_and_iso8859/utf8_and_iso8859.c
@@ -2,7 +2,7 @@
*
* ISO 8859 2-16 <--> UTF8
*
- * Portions Copyright (c) 1996-2022, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2023, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* IDENTIFICATION
diff --git a/src/backend/utils/mb/conversion_procs/utf8_and_iso8859_1/utf8_and_iso8859_1.c b/src/backend/utils/mb/conversion_procs/utf8_and_iso8859_1/utf8_and_iso8859_1.c
index a44cac01151..37b00db3cd4 100644
--- a/src/backend/utils/mb/conversion_procs/utf8_and_iso8859_1/utf8_and_iso8859_1.c
+++ b/src/backend/utils/mb/conversion_procs/utf8_and_iso8859_1/utf8_and_iso8859_1.c
@@ -2,7 +2,7 @@
*
* ISO8859_1 <--> UTF8
*
- * Portions Copyright (c) 1996-2022, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2023, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* IDENTIFICATION
diff --git a/src/backend/utils/mb/conversion_procs/utf8_and_johab/utf8_and_johab.c b/src/backend/utils/mb/conversion_procs/utf8_and_johab/utf8_and_johab.c
index 089cdfc33bc..74606d9b448 100644
--- a/src/backend/utils/mb/conversion_procs/utf8_and_johab/utf8_and_johab.c
+++ b/src/backend/utils/mb/conversion_procs/utf8_and_johab/utf8_and_johab.c
@@ -2,7 +2,7 @@
*
* JOHAB <--> UTF8
*
- * Portions Copyright (c) 1996-2022, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2023, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* IDENTIFICATION
diff --git a/src/backend/utils/mb/conversion_procs/utf8_and_sjis/utf8_and_sjis.c b/src/backend/utils/mb/conversion_procs/utf8_and_sjis/utf8_and_sjis.c
index 533eeed3186..0a25df86e08 100644
--- a/src/backend/utils/mb/conversion_procs/utf8_and_sjis/utf8_and_sjis.c
+++ b/src/backend/utils/mb/conversion_procs/utf8_and_sjis/utf8_and_sjis.c
@@ -2,7 +2,7 @@
*
* SJIS <--> UTF8
*
- * Portions Copyright (c) 1996-2022, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2023, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* IDENTIFICATION
diff --git a/src/backend/utils/mb/conversion_procs/utf8_and_sjis2004/utf8_and_sjis2004.c b/src/backend/utils/mb/conversion_procs/utf8_and_sjis2004/utf8_and_sjis2004.c
index 31e6ace766c..ce81f60eed8 100644
--- a/src/backend/utils/mb/conversion_procs/utf8_and_sjis2004/utf8_and_sjis2004.c
+++ b/src/backend/utils/mb/conversion_procs/utf8_and_sjis2004/utf8_and_sjis2004.c
@@ -2,7 +2,7 @@
*
* SHIFT_JIS_2004 <--> UTF8
*
- * Portions Copyright (c) 1996-2022, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2023, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* IDENTIFICATION
diff --git a/src/backend/utils/mb/conversion_procs/utf8_and_uhc/utf8_and_uhc.c b/src/backend/utils/mb/conversion_procs/utf8_and_uhc/utf8_and_uhc.c
index 1a5a2ec6463..352cac96c87 100644
--- a/src/backend/utils/mb/conversion_procs/utf8_and_uhc/utf8_and_uhc.c
+++ b/src/backend/utils/mb/conversion_procs/utf8_and_uhc/utf8_and_uhc.c
@@ -2,7 +2,7 @@
*
* UHC <--> UTF8
*
- * Portions Copyright (c) 1996-2022, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2023, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* IDENTIFICATION
diff --git a/src/backend/utils/mb/conversion_procs/utf8_and_win/utf8_and_win.c b/src/backend/utils/mb/conversion_procs/utf8_and_win/utf8_and_win.c
index ce4568dfca5..7dc71da4dfb 100644
--- a/src/backend/utils/mb/conversion_procs/utf8_and_win/utf8_and_win.c
+++ b/src/backend/utils/mb/conversion_procs/utf8_and_win/utf8_and_win.c
@@ -2,7 +2,7 @@
*
* WIN <--> UTF8
*
- * Portions Copyright (c) 1996-2022, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2023, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* IDENTIFICATION
diff --git a/src/backend/utils/mb/mbutils.c b/src/backend/utils/mb/mbutils.c
index 24f37e3ec98..2dbd2fe8cdf 100644
--- a/src/backend/utils/mb/mbutils.c
+++ b/src/backend/utils/mb/mbutils.c
@@ -23,7 +23,7 @@
* the result is validly encoded according to the destination encoding.
*
*
- * Portions Copyright (c) 1996-2022, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2023, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
*
diff --git a/src/backend/utils/mb/meson.build b/src/backend/utils/mb/meson.build
index d44454a02e3..fd6d168a530 100644
--- a/src/backend/utils/mb/meson.build
+++ b/src/backend/utils/mb/meson.build
@@ -1,4 +1,4 @@
-# Copyright (c) 2022, PostgreSQL Global Development Group
+# Copyright (c) 2022-2023, PostgreSQL Global Development Group
backend_sources += files(
'conv.c',
diff --git a/src/backend/utils/mb/stringinfo_mb.c b/src/backend/utils/mb/stringinfo_mb.c
index 4401dfc47ae..67a958d72be 100644
--- a/src/backend/utils/mb/stringinfo_mb.c
+++ b/src/backend/utils/mb/stringinfo_mb.c
@@ -8,7 +8,7 @@
* code.
*
*
- * Portions Copyright (c) 1996-2022, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2023, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
*