diff --git a/doc/src/sgml/func.sgml b/doc/src/sgml/func.sgml
index 7b12f80fb78ee7198a4086ea740793f02d64cc12..8d9b2ff382ce5ab1bd4b2b857bdce98f099944e5 100644
--- a/doc/src/sgml/func.sgml
+++ b/doc/src/sgml/func.sgml
@@ -1,5 +1,5 @@
 <!--
-$Header: /cvsroot/pgsql/doc/src/sgml/func.sgml,v 1.125 2002/09/22 17:27:23 tgl Exp $
+$Header: /cvsroot/pgsql/doc/src/sgml/func.sgml,v 1.126 2002/09/24 20:14:58 petere Exp $
 PostgreSQL documentation
 -->
 
@@ -861,13 +861,15 @@ PostgreSQL documentation
        <entry><function>convert</function>(<parameter>string</parameter>
        using <parameter>conversion_name</parameter>)</entry>
        <entry><type>text</type></entry>
-       <entry>Change encoding using specified conversion name.
-       Conversions can be defined by <command>CREATE CONVERSION</command>.
-       Also there are some pre-defined conversion names. 
-       See <xref linkend="conversion-names"> for available
-       conversion names. </entry>
-       <entry><literal>convert('PostgreSQL' using iso8859_1_to_utf8)</literal></entry>
-       <entry><literal>'PostgreSQL' in UNICODE(UTF-8) encoding</literal></entry>
+       <entry>
+        Change encoding using specified conversion name.  Conversions
+        can be defined by <command>CREATE CONVERSION</command>.  Also
+        there are some pre-defined conversion names. See <xref
+        linkend="conversion-names"> for available conversion
+        names.
+       </entry>
+       <entry><literal>convert('PostgreSQL' using iso_8859_1_to_utf_8)</literal></entry>
+       <entry><literal>'PostgreSQL'</literal> in UNICODE (UTF-8) encoding</entry>
       </row>
 
       <row>
@@ -1291,18 +1293,29 @@ PostgreSQL documentation
 
    <para>
     The <function>to_ascii</function> function supports conversion from
-    LATIN1, LATIN2, WIN1250 (CP1250) only.
+    <literal>LATIN1</>, <literal>LATIN2</>, and <literal>WIN1250</> only.
    </para>
 
 
    <table id="conversion-names">
-    <title>Available conversion names</title>
+    <title>Built-in Conversions</title>
     <tgroup cols="3">
      <thead>
       <row>
-       <entry>conversion</entry>
-       <entry>source encoding</entry>
-       <entry>destination encoding</entry>
+       <entry>Conversion Name
+        <footnote>
+         <para>
+          The conversion names follow a standard naming scheme: The
+          official name of the source encoding with all
+          non-alphanumeric characters replaced by underscores followed
+          by <literal>_to_</literal> followed by the equally processed
+          destination encoding name. Therefore the names might deviate
+          from the customary encoding names.
+         </para>
+        </footnote>
+       </entry>
+       <entry>Source Encoding</entry>
+       <entry>Destination Encoding</entry>
       </row>
      </thead>
 
@@ -1464,7 +1477,7 @@ PostgreSQL documentation
       </row>
 
       <row>
-       <entry><literal>iso_8859_2_to_win1250</literal></entry>
+       <entry><literal>iso_8859_2_to_windows_1250</literal></entry>
        <entry><literal>LATIN2</literal></entry>
        <entry><literal>WIN1250</literal></entry>
       </row>
@@ -1494,7 +1507,7 @@ PostgreSQL documentation
       </row>
 
       <row>
-       <entry><literal>iso_8859_5_to_koi8r</literal></entry>
+       <entry><literal>iso_8859_5_to_koi8_r</literal></entry>
        <entry><literal>ISO_8859_5</literal></entry>
        <entry><literal>KOI8</literal></entry>
       </row>
@@ -1512,13 +1525,13 @@ PostgreSQL documentation
       </row>
 
       <row>
-       <entry><literal>iso_8859_5_to_win1251</literal></entry>
+       <entry><literal>iso_8859_5_to_windows_1251</literal></entry>
        <entry><literal>ISO_8859_5</literal></entry>
        <entry><literal>WIN</literal></entry>
       </row>
 
       <row>
-       <entry><literal>iso_8859_5_to_win866</literal></entry>
+       <entry><literal>iso_8859_5_to_windows_866</literal></entry>
        <entry><literal>ISO_8859_5</literal></entry>
        <entry><literal>ALT</literal></entry>
       </row>
@@ -1554,31 +1567,31 @@ PostgreSQL documentation
       </row>
 
       <row>
-       <entry><literal>koi8r_to_iso_8859_5</literal></entry>
+       <entry><literal>koi8_r_to_iso_8859_5</literal></entry>
        <entry><literal>KOI8</literal></entry>
        <entry><literal>ISO_8859_5</literal></entry>
       </row>
 
       <row>
-       <entry><literal>koi8r_to_mic</literal></entry>
+       <entry><literal>koi8_r_to_mic</literal></entry>
        <entry><literal>KOI8</literal></entry>
        <entry><literal>MULE_INTERNAL</literal></entry>
       </row>
 
       <row>
-       <entry><literal>koi8r_to_utf_8</literal></entry>
+       <entry><literal>koi8_r_to_utf_8</literal></entry>
        <entry><literal>KOI8</literal></entry>
        <entry><literal>UNICODE</literal></entry>
       </row>
 
       <row>
-       <entry><literal>koi8r_to_win1251</literal></entry>
+       <entry><literal>koi8_r_to_windows_1251</literal></entry>
        <entry><literal>KOI8</literal></entry>
        <entry><literal>WIN</literal></entry>
       </row>
 
       <row>
-       <entry><literal>koi8r_to_win866</literal></entry>
+       <entry><literal>koi8_r_to_windows_866</literal></entry>
        <entry><literal>KOI8</literal></entry>
        <entry><literal>ALT</literal></entry>
       </row>
@@ -1650,7 +1663,7 @@ PostgreSQL documentation
       </row>
 
       <row>
-       <entry><literal>mic_to_koi8r</literal></entry>
+       <entry><literal>mic_to_koi8_r</literal></entry>
        <entry><literal>MULE_INTERNAL</literal></entry>
        <entry><literal>KOI8</literal></entry>
       </row>
@@ -1662,19 +1675,19 @@ PostgreSQL documentation
       </row>
 
       <row>
-       <entry><literal>mic_to_win1250</literal></entry>
+       <entry><literal>mic_to_windows_1250</literal></entry>
        <entry><literal>MULE_INTERNAL</literal></entry>
        <entry><literal>WIN1250</literal></entry>
       </row>
 
       <row>
-       <entry><literal>mic_to_win1251</literal></entry>
+       <entry><literal>mic_to_windows_1251</literal></entry>
        <entry><literal>MULE_INTERNAL</literal></entry>
        <entry><literal>WIN</literal></entry>
       </row>
 
       <row>
-       <entry><literal>mic_to_win866</literal></entry>
+       <entry><literal>mic_to_windows_866</literal></entry>
        <entry><literal>MULE_INTERNAL</literal></entry>
        <entry><literal>ALT</literal></entry>
       </row>
@@ -1848,7 +1861,7 @@ PostgreSQL documentation
       </row>
 
       <row>
-       <entry><literal>utf_8_to_koi8r</literal></entry>
+       <entry><literal>utf_8_to_koi8_r</literal></entry>
        <entry><literal>UNICODE</literal></entry>
        <entry><literal>KOI8</literal></entry>
       </row>
@@ -1872,121 +1885,121 @@ PostgreSQL documentation
       </row>
 
       <row>
-       <entry><literal>utf_8_to_win1250</literal></entry>
+       <entry><literal>utf_8_to_windows_1250</literal></entry>
        <entry><literal>UNICODE</literal></entry>
        <entry><literal>WIN1250</literal></entry>
       </row>
 
       <row>
-       <entry><literal>utf_8_to_win1251</literal></entry>
+       <entry><literal>utf_8_to_windows_1251</literal></entry>
        <entry><literal>UNICODE</literal></entry>
        <entry><literal>WIN</literal></entry>
       </row>
 
       <row>
-       <entry><literal>utf_8_to_win1256</literal></entry>
+       <entry><literal>utf_8_to_windows_1256</literal></entry>
        <entry><literal>UNICODE</literal></entry>
        <entry><literal>WIN1256</literal></entry>
       </row>
 
       <row>
-       <entry><literal>utf_8_to_win866</literal></entry>
+       <entry><literal>utf_8_to_windows_866</literal></entry>
        <entry><literal>UNICODE</literal></entry>
        <entry><literal>ALT</literal></entry>
       </row>
 
       <row>
-       <entry><literal>utf_8_to_win874</literal></entry>
+       <entry><literal>utf_8_to_windows_874</literal></entry>
        <entry><literal>UNICODE</literal></entry>
        <entry><literal>WIN874</literal></entry>
       </row>
 
       <row>
-       <entry><literal>win1250_to_iso_8859_2</literal></entry>
+       <entry><literal>windows_1250_to_iso_8859_2</literal></entry>
        <entry><literal>WIN1250</literal></entry>
        <entry><literal>LATIN2</literal></entry>
       </row>
 
       <row>
-       <entry><literal>win1250_to_mic</literal></entry>
+       <entry><literal>windows_1250_to_mic</literal></entry>
        <entry><literal>WIN1250</literal></entry>
        <entry><literal>MULE_INTERNAL</literal></entry>
       </row>
 
       <row>
-       <entry><literal>win1250_to_utf_8</literal></entry>
+       <entry><literal>windows_1250_to_utf_8</literal></entry>
        <entry><literal>WIN1250</literal></entry>
        <entry><literal>UNICODE</literal></entry>
       </row>
 
       <row>
-       <entry><literal>win1251_to_iso_8859_5</literal></entry>
+       <entry><literal>windows_1251_to_iso_8859_5</literal></entry>
        <entry><literal>WIN</literal></entry>
        <entry><literal>ISO_8859_5</literal></entry>
       </row>
 
       <row>
-       <entry><literal>win1251_to_koi8r</literal></entry>
+       <entry><literal>windows_1251_to_koi8_r</literal></entry>
        <entry><literal>WIN</literal></entry>
        <entry><literal>KOI8</literal></entry>
       </row>
 
       <row>
-       <entry><literal>win1251_to_mic</literal></entry>
+       <entry><literal>windows_1251_to_mic</literal></entry>
        <entry><literal>WIN</literal></entry>
        <entry><literal>MULE_INTERNAL</literal></entry>
       </row>
 
       <row>
-       <entry><literal>win1251_to_utf_8</literal></entry>
+       <entry><literal>windows_1251_to_utf_8</literal></entry>
        <entry><literal>WIN</literal></entry>
        <entry><literal>UNICODE</literal></entry>
       </row>
 
       <row>
-       <entry><literal>win1251_to_win866</literal></entry>
+       <entry><literal>windows_1251_to_windows_866</literal></entry>
        <entry><literal>WIN</literal></entry>
        <entry><literal>ALT</literal></entry>
       </row>
 
       <row>
-       <entry><literal>win1256_to_utf_8</literal></entry>
+       <entry><literal>windows_1256_to_utf_8</literal></entry>
        <entry><literal>WIN1256</literal></entry>
        <entry><literal>UNICODE</literal></entry>
       </row>
 
       <row>
-       <entry><literal>win866_to_iso_8859_5</literal></entry>
+       <entry><literal>windows_866_to_iso_8859_5</literal></entry>
        <entry><literal>ALT</literal></entry>
        <entry><literal>ISO_8859_5</literal></entry>
       </row>
 
       <row>
-       <entry><literal>win866_to_koi8r</literal></entry>
+       <entry><literal>windows_866_to_koi8_r</literal></entry>
        <entry><literal>ALT</literal></entry>
        <entry><literal>KOI8</literal></entry>
       </row>
 
       <row>
-       <entry><literal>win866_to_mic</literal></entry>
+       <entry><literal>windows_866_to_mic</literal></entry>
        <entry><literal>ALT</literal></entry>
        <entry><literal>MULE_INTERNAL</literal></entry>
       </row>
 
       <row>
-       <entry><literal>win866_to_utf_8</literal></entry>
+       <entry><literal>windows_866_to_utf_8</literal></entry>
        <entry><literal>ALT</literal></entry>
        <entry><literal>UNICODE</literal></entry>
       </row>
 
       <row>
-       <entry><literal>win866_to_win1251</literal></entry>
+       <entry><literal>windows_866_to_windows_1251</literal></entry>
        <entry><literal>ALT</literal></entry>
        <entry><literal>WIN</literal></entry>
       </row>
 
       <row>
-       <entry><literal>win874_to_utf_8</literal></entry>
+       <entry><literal>windows_874_to_utf_8</literal></entry>
        <entry><literal>WIN874</literal></entry>
        <entry><literal>UNICODE</literal></entry>
       </row>
@@ -2310,7 +2323,7 @@ PostgreSQL documentation
 
    <indexterm zone="functions-sql99-regexp">
     <primary>regular expressions</primary>
-    <seealso>pattern matching</seealso>
+    <!-- <seealso>pattern matching</seealso> breaks index build -->
    </indexterm>
 
    <indexterm>
diff --git a/src/backend/utils/mb/conversion_procs/Makefile b/src/backend/utils/mb/conversion_procs/Makefile
index 0f170c2f8f0c13c8f42c25e7d966a5f9d387d481..1b9283fe49fa50af373bb759b3778d7857a72c7c 100644
--- a/src/backend/utils/mb/conversion_procs/Makefile
+++ b/src/backend/utils/mb/conversion_procs/Makefile
@@ -4,7 +4,7 @@
 #    Makefile for utils/mb/conversion_procs
 #
 # IDENTIFICATION
-#    $Header: /cvsroot/pgsql/src/backend/utils/mb/conversion_procs/Makefile,v 1.6 2002/09/04 15:45:50 tgl Exp $
+#    $Header: /cvsroot/pgsql/src/backend/utils/mb/conversion_procs/Makefile,v 1.7 2002/09/24 20:14:58 petere Exp $
 #
 #-------------------------------------------------------------------------
 
@@ -30,26 +30,26 @@ DIRS = \
 CONVERSIONS = \
 		ascii_to_mic	SQL_ASCII MULE_INTERNAL ascii_to_mic ascii_and_mic \
 		mic_to_ascii	MULE_INTERNAL SQL_ASCII mic_to_ascii ascii_and_mic \
-		koi8r_to_mic	KOI8R MULE_INTERNAL koi8r_to_mic cyrillic_and_mic \
-		mic_to_koi8r	MULE_INTERNAL KOI8R mic_to_koi8r cyrillic_and_mic \
+		koi8_r_to_mic	KOI8R MULE_INTERNAL koi8r_to_mic cyrillic_and_mic \
+		mic_to_koi8_r	MULE_INTERNAL KOI8R mic_to_koi8r cyrillic_and_mic \
 		iso_8859_5_to_mic	ISO-8859-5 MULE_INTERNAL iso_to_mic cyrillic_and_mic \
 		mic_to_iso_8859_5	MULE_INTERNAL ISO-8859-5 mic_to_iso cyrillic_and_mic \
-		win1251_to_mic	WIN1251 MULE_INTERNAL win1251_to_mic cyrillic_and_mic \
-		mic_to_win1251	MULE_INTERNAL WIN1251 mic_to_win1251 cyrillic_and_mic \
-		win866_to_mic	ALT MULE_INTERNAL alt_to_mic cyrillic_and_mic \
-		mic_to_win866	MULE_INTERNAL ALT mic_to_alt cyrillic_and_mic \
-		koi8r_to_win1251   KOI8R WIN1251 koi8r_to_win1251 cyrillic_and_mic \
-		win1251_to_koi8r   WIN1251 KOI8R win1251_to_koi8r cyrillic_and_mic \
-		koi8r_to_win866	KOI8R ALT koi8r_to_alt cyrillic_and_mic \
-		win866_to_koi8r	ALT KOI8R alt_to_koi8r cyrillic_and_mic \
-		win866_to_win1251	ALT WIN1251 alt_to_win1251 cyrillic_and_mic \
-		win1251_to_win866	WIN1251	ALT win1251_to_alt cyrillic_and_mic \
-		iso_8859_5_to_koi8r	ISO-8859-5 KOI8R iso_to_koi8r cyrillic_and_mic \
-		koi8r_to_iso_8859_5	KOI8R ISO-8859-5 koi8r_to_iso cyrillic_and_mic \
-		iso_8859_5_to_win1251	ISO-8859-5 WIN1251 iso_to_win1251 cyrillic_and_mic \
-		win1251_to_iso_8859_5	WIN1251 ISO-8859-5 win1251_to_iso cyrillic_and_mic \
-		iso_8859_5_to_win866	ISO-8859-5 ALT iso_to_alt cyrillic_and_mic \
-		win866_to_iso_8859_5	ALT ISO-8859-5 alt_to_iso cyrillic_and_mic \
+		windows_1251_to_mic	WIN1251 MULE_INTERNAL win1251_to_mic cyrillic_and_mic \
+		mic_to_windows_1251	MULE_INTERNAL WIN1251 mic_to_win1251 cyrillic_and_mic \
+		windows_866_to_mic	ALT MULE_INTERNAL alt_to_mic cyrillic_and_mic \
+		mic_to_windows_866	MULE_INTERNAL ALT mic_to_alt cyrillic_and_mic \
+		koi8_r_to_windows_1251   KOI8R WIN1251 koi8r_to_win1251 cyrillic_and_mic \
+		windows_1251_to_koi8_r   WIN1251 KOI8R win1251_to_koi8r cyrillic_and_mic \
+		koi8_r_to_windows_866	KOI8R ALT koi8r_to_alt cyrillic_and_mic \
+		windows_866_to_koi8_r	ALT KOI8R alt_to_koi8r cyrillic_and_mic \
+		windows_866_to_windows_1251	ALT WIN1251 alt_to_win1251 cyrillic_and_mic \
+		windows_1251_to_windows_866	WIN1251	ALT win1251_to_alt cyrillic_and_mic \
+		iso_8859_5_to_koi8_r	ISO-8859-5 KOI8R iso_to_koi8r cyrillic_and_mic \
+		koi8_r_to_iso_8859_5	KOI8R ISO-8859-5 koi8r_to_iso cyrillic_and_mic \
+		iso_8859_5_to_windows_1251	ISO-8859-5 WIN1251 iso_to_win1251 cyrillic_and_mic \
+		windows_1251_to_iso_8859_5	WIN1251 ISO-8859-5 win1251_to_iso cyrillic_and_mic \
+		iso_8859_5_to_windows_866	ISO-8859-5 ALT iso_to_alt cyrillic_and_mic \
+		windows_866_to_iso_8859_5	ALT ISO-8859-5 alt_to_iso cyrillic_and_mic \
 		euc_cn_to_mic	EUC_CN MULE_INTERNAL euc_cn_to_mic euc_cn_and_mic \
 		mic_to_euc_cn	MULE_INTERNAL EUC_CN mic_to_euc_cn euc_cn_and_mic \
 		euc_jp_to_sjis	EUC_JP SJIS euc_jp_to_sjis euc_jp_and_sjis \
@@ -68,10 +68,10 @@ CONVERSIONS = \
 		mic_to_big5	MULE_INTERNAL BIG5 mic_to_big5 euc_tw_and_big5 \
 		iso_8859_2_to_mic	LATIN2 MULE_INTERNAL latin2_to_mic latin2_and_win1250 \
 		mic_to_iso_8859_2	MULE_INTERNAL LATIN2 mic_to_latin2 latin2_and_win1250 \
-		win1250_to_mic	WIN1250 MULE_INTERNAL win1250_to_mic latin2_and_win1250 \
-		mic_to_win1250	MULE_INTERNAL WIN1250 mic_to_win1250 latin2_and_win1250 \
-		iso_8859_2_to_win1250  LATIN2 WIN1250 latin2_to_win1250 latin2_and_win1250 \
-		win1250_to_iso_8859_2  WIN1250 LATIN2 win1250_to_latin2 latin2_and_win1250 \
+		windows_1250_to_mic	WIN1250 MULE_INTERNAL win1250_to_mic latin2_and_win1250 \
+		mic_to_windows_1250	MULE_INTERNAL WIN1250 mic_to_win1250 latin2_and_win1250 \
+		iso_8859_2_to_windows_1250  LATIN2 WIN1250 latin2_to_win1250 latin2_and_win1250 \
+		windows_1250_to_iso_8859_2  WIN1250 LATIN2 win1250_to_latin2 latin2_and_win1250 \
 		iso_8859_1_to_mic	LATIN1 MULE_INTERNAL latin1_to_mic latin_and_mic \
 		mic_to_iso_8859_1	MULE_INTERNAL LATIN1 mic_to_latin1 latin_and_mic \
 		iso_8859_3_to_mic	LATIN3 MULE_INTERNAL latin3_to_mic latin_and_mic \
@@ -82,12 +82,12 @@ CONVERSIONS = \
 		utf_8_to_ascii UNICODE SQL_ASCII utf8_to_ascii utf8_and_ascii \
 		big5_to_utf_8 BIG5 UNICODE big5_to_utf8 utf8_and_big5 \
 		utf_8_to_big5 UNICODE BIG5 utf8_to_big5 utf8_and_big5 \
-		utf_8_to_koi8r	UNICODE KOI8R utf8_to_koi8r utf8_and_cyrillic \
-		koi8r_to_utf_8	KOI8R UNICODE koi8r_to_utf8 utf8_and_cyrillic \
-		utf_8_to_win1251	UNICODE WIN1251 utf8_to_win1251 utf8_and_cyrillic \
-		win1251_to_utf_8	WIN1251 UNICODE win1251_to_utf8 utf8_and_cyrillic \
-		utf_8_to_win866	UNICODE ALT utf8_to_alt utf8_and_cyrillic \
-		win866_to_utf_8	ALT UNICODE alt_to_utf8 utf8_and_cyrillic \
+		utf_8_to_koi8_r	UNICODE KOI8R utf8_to_koi8r utf8_and_cyrillic \
+		koi8_r_to_utf_8	KOI8R UNICODE koi8r_to_utf8 utf8_and_cyrillic \
+		utf_8_to_windows_1251	UNICODE WIN1251 utf8_to_win1251 utf8_and_cyrillic \
+		windows_1251_to_utf_8	WIN1251 UNICODE win1251_to_utf8 utf8_and_cyrillic \
+		utf_8_to_windows_866	UNICODE ALT utf8_to_alt utf8_and_cyrillic \
+		windows_866_to_utf_8	ALT UNICODE alt_to_utf8 utf8_and_cyrillic \
 		euc_cn_to_utf_8 EUC_CN UNICODE euc_cn_to_utf8 utf8_and_euc_cn \
 		utf_8_to_euc_cn UNICODE EUC_CN utf8_to_euc_cn utf8_and_euc_cn \
 		euc_jp_to_utf_8 EUC_JP UNICODE euc_jp_to_utf8 utf8_and_euc_jp \
@@ -136,12 +136,12 @@ CONVERSIONS = \
 		utf_8_to_tcvn UNICODE TCVN utf8_to_tcvn utf8_and_tcvn \
 		uhc_to_utf_8 UHC UNICODE uhc_to_utf8 utf8_and_uhc \
 		utf_8_to_uhc UNICODE UHC utf8_to_uhc utf8_and_uhc \
-		utf_8_to_win1250  UNICODE WIN1250 utf_to_win1250 utf8_and_win1250 \
-		win1250_to_utf_8  WIN1250 UNICODE win1250_to_utf utf8_and_win1250 \
-		utf_8_to_win1256  UNICODE WIN1256 utf_to_win1256 utf8_and_win1256 \
-		win1256_to_utf_8  WIN1256 UNICODE win1256_to_utf utf8_and_win1256 \
-		utf_8_to_win874  UNICODE WIN874 utf_to_win874 utf8_and_win874 \
-		win874_to_utf_8  WIN874 UNICODE win874_to_utf utf8_and_win874
+		utf_8_to_windows_1250  UNICODE WIN1250 utf_to_win1250 utf8_and_win1250 \
+		windows_1250_to_utf_8  WIN1250 UNICODE win1250_to_utf utf8_and_win1250 \
+		utf_8_to_windows_1256  UNICODE WIN1256 utf_to_win1256 utf8_and_win1256 \
+		windows_1256_to_utf_8  WIN1256 UNICODE win1256_to_utf utf8_and_win1256 \
+		utf_8_to_windows_874  UNICODE WIN874 utf_to_win874 utf8_and_win874 \
+		windows_874_to_utf_8  WIN874 UNICODE win874_to_utf utf8_and_win874
 
 all: $(SQLSCRIPT)
 	@for dir in $(DIRS); do $(MAKE) -C $$dir $@ || exit; done
diff --git a/src/test/regress/expected/conversion.out b/src/test/regress/expected/conversion.out
index dbdfe3529cda39e4ea194d157f3ae96b34b68a1d..8dcd79a3cc68e19a480bc75e5d6be47150fd1619 100644
--- a/src/test/regress/expected/conversion.out
+++ b/src/test/regress/expected/conversion.out
@@ -52,7 +52,7 @@ SELECT CONVERT('foo', 'MULE_INTERNAL', 'SQL_ASCII');
 (1 row)
 
 -- KOI8R --> MULE_INTERNAL
-SELECT CONVERT('foo' USING koi8r_to_mic);
+SELECT CONVERT('foo' USING koi8_r_to_mic);
  convert 
 ---------
  foo
@@ -65,7 +65,7 @@ SELECT CONVERT('foo', 'KOI8R', 'MULE_INTERNAL');
 (1 row)
 
 -- MULE_INTERNAL --> KOI8R
-SELECT CONVERT('foo' USING mic_to_koi8r);
+SELECT CONVERT('foo' USING mic_to_koi8_r);
  convert 
 ---------
  foo
@@ -104,7 +104,7 @@ SELECT CONVERT('foo', 'MULE_INTERNAL', 'ISO-8859-5');
 (1 row)
 
 -- WIN1251 --> MULE_INTERNAL
-SELECT CONVERT('foo' USING win1251_to_mic);
+SELECT CONVERT('foo' USING windows_1251_to_mic);
  convert 
 ---------
  foo
@@ -117,7 +117,7 @@ SELECT CONVERT('foo', 'WIN1251', 'MULE_INTERNAL');
 (1 row)
 
 -- MULE_INTERNAL --> WIN1251
-SELECT CONVERT('foo' USING mic_to_win1251);
+SELECT CONVERT('foo' USING mic_to_windows_1251);
  convert 
 ---------
  foo
@@ -130,7 +130,7 @@ SELECT CONVERT('foo', 'MULE_INTERNAL', 'WIN1251');
 (1 row)
 
 -- ALT --> MULE_INTERNAL
-SELECT CONVERT('foo' USING win866_to_mic);
+SELECT CONVERT('foo' USING windows_866_to_mic);
  convert 
 ---------
  foo
@@ -143,7 +143,7 @@ SELECT CONVERT('foo', 'ALT', 'MULE_INTERNAL');
 (1 row)
 
 -- MULE_INTERNAL --> ALT
-SELECT CONVERT('foo' USING mic_to_win866);
+SELECT CONVERT('foo' USING mic_to_windows_866);
  convert 
 ---------
  foo
@@ -156,7 +156,7 @@ SELECT CONVERT('foo', 'MULE_INTERNAL', 'ALT');
 (1 row)
 
 -- KOI8R --> WIN1251
-SELECT CONVERT('foo' USING koi8r_to_win1251);
+SELECT CONVERT('foo' USING koi8_r_to_windows_1251);
  convert 
 ---------
  foo
@@ -169,7 +169,7 @@ SELECT CONVERT('foo', 'KOI8R', 'WIN1251');
 (1 row)
 
 -- WIN1251 --> KOI8R
-SELECT CONVERT('foo' USING win1251_to_koi8r);
+SELECT CONVERT('foo' USING windows_1251_to_koi8_r);
  convert 
 ---------
  foo
@@ -182,7 +182,7 @@ SELECT CONVERT('foo', 'WIN1251', 'KOI8R');
 (1 row)
 
 -- KOI8R --> ALT
-SELECT CONVERT('foo' USING koi8r_to_win866);
+SELECT CONVERT('foo' USING koi8_r_to_windows_866);
  convert 
 ---------
  foo
@@ -195,7 +195,7 @@ SELECT CONVERT('foo', 'KOI8R', 'ALT');
 (1 row)
 
 -- ALT --> KOI8R
-SELECT CONVERT('foo' USING win866_to_koi8r);
+SELECT CONVERT('foo' USING windows_866_to_koi8_r);
  convert 
 ---------
  foo
@@ -208,7 +208,7 @@ SELECT CONVERT('foo', 'ALT', 'KOI8R');
 (1 row)
 
 -- ALT --> WIN1251
-SELECT CONVERT('foo' USING win866_to_win1251);
+SELECT CONVERT('foo' USING windows_866_to_windows_1251);
  convert 
 ---------
  foo
@@ -221,7 +221,7 @@ SELECT CONVERT('foo', 'ALT', 'WIN1251');
 (1 row)
 
 -- WIN1251 --> ALT
-SELECT CONVERT('foo' USING win1251_to_win866);
+SELECT CONVERT('foo' USING windows_1251_to_windows_866);
  convert 
 ---------
  foo
@@ -234,7 +234,7 @@ SELECT CONVERT('foo', 'WIN1251', 'ALT');
 (1 row)
 
 -- ISO-8859-5 --> KOI8R
-SELECT CONVERT('foo' USING iso_8859_5_to_koi8r);
+SELECT CONVERT('foo' USING iso_8859_5_to_koi8_r);
  convert 
 ---------
  foo
@@ -247,7 +247,7 @@ SELECT CONVERT('foo', 'ISO-8859-5', 'KOI8R');
 (1 row)
 
 -- KOI8R --> ISO-8859-5
-SELECT CONVERT('foo' USING koi8r_to_iso_8859_5);
+SELECT CONVERT('foo' USING koi8_r_to_iso_8859_5);
  convert 
 ---------
  foo
@@ -260,7 +260,7 @@ SELECT CONVERT('foo', 'KOI8R', 'ISO-8859-5');
 (1 row)
 
 -- ISO-8859-5 --> WIN1251
-SELECT CONVERT('foo' USING iso_8859_5_to_win1251);
+SELECT CONVERT('foo' USING iso_8859_5_to_windows_1251);
  convert 
 ---------
  foo
@@ -273,7 +273,7 @@ SELECT CONVERT('foo', 'ISO-8859-5', 'WIN1251');
 (1 row)
 
 -- WIN1251 --> ISO-8859-5
-SELECT CONVERT('foo' USING win1251_to_iso_8859_5);
+SELECT CONVERT('foo' USING windows_1251_to_iso_8859_5);
  convert 
 ---------
  foo
@@ -286,7 +286,7 @@ SELECT CONVERT('foo', 'WIN1251', 'ISO-8859-5');
 (1 row)
 
 -- ISO-8859-5 --> ALT
-SELECT CONVERT('foo' USING iso_8859_5_to_win866);
+SELECT CONVERT('foo' USING iso_8859_5_to_windows_866);
  convert 
 ---------
  foo
@@ -299,7 +299,7 @@ SELECT CONVERT('foo', 'ISO-8859-5', 'ALT');
 (1 row)
 
 -- ALT --> ISO-8859-5
-SELECT CONVERT('foo' USING win866_to_iso_8859_5);
+SELECT CONVERT('foo' USING windows_866_to_iso_8859_5);
  convert 
 ---------
  foo
@@ -546,7 +546,7 @@ SELECT CONVERT('foo', 'MULE_INTERNAL', 'LATIN2');
 (1 row)
 
 -- WIN1250 --> MULE_INTERNAL
-SELECT CONVERT('foo' USING win1250_to_mic);
+SELECT CONVERT('foo' USING windows_1250_to_mic);
  convert 
 ---------
  foo
@@ -559,7 +559,7 @@ SELECT CONVERT('foo', 'WIN1250', 'MULE_INTERNAL');
 (1 row)
 
 -- MULE_INTERNAL --> WIN1250
-SELECT CONVERT('foo' USING mic_to_win1250);
+SELECT CONVERT('foo' USING mic_to_windows_1250);
  convert 
 ---------
  foo
@@ -572,7 +572,7 @@ SELECT CONVERT('foo', 'MULE_INTERNAL', 'WIN1250');
 (1 row)
 
 -- LATIN2 --> WIN1250
-SELECT CONVERT('foo' USING iso_8859_2_to_win1250);
+SELECT CONVERT('foo' USING iso_8859_2_to_windows_1250);
  convert 
 ---------
  foo
@@ -585,7 +585,7 @@ SELECT CONVERT('foo', 'LATIN2', 'WIN1250');
 (1 row)
 
 -- WIN1250 --> LATIN2
-SELECT CONVERT('foo' USING win1250_to_iso_8859_2);
+SELECT CONVERT('foo' USING windows_1250_to_iso_8859_2);
  convert 
 ---------
  foo
@@ -728,7 +728,7 @@ SELECT CONVERT('foo', 'UNICODE', 'BIG5');
 (1 row)
 
 -- UNICODE --> KOI8R
-SELECT CONVERT('foo' USING utf_8_to_koi8r);
+SELECT CONVERT('foo' USING utf_8_to_koi8_r);
  convert 
 ---------
  foo
@@ -741,7 +741,7 @@ SELECT CONVERT('foo', 'UNICODE', 'KOI8R');
 (1 row)
 
 -- KOI8R --> UNICODE
-SELECT CONVERT('foo' USING koi8r_to_utf_8);
+SELECT CONVERT('foo' USING koi8_r_to_utf_8);
  convert 
 ---------
  foo
@@ -754,7 +754,7 @@ SELECT CONVERT('foo', 'KOI8R', 'UNICODE');
 (1 row)
 
 -- UNICODE --> WIN1251
-SELECT CONVERT('foo' USING utf_8_to_win1251);
+SELECT CONVERT('foo' USING utf_8_to_windows_1251);
  convert 
 ---------
  foo
@@ -767,7 +767,7 @@ SELECT CONVERT('foo', 'UNICODE', 'WIN1251');
 (1 row)
 
 -- WIN1251 --> UNICODE
-SELECT CONVERT('foo' USING win1251_to_utf_8);
+SELECT CONVERT('foo' USING windows_1251_to_utf_8);
  convert 
 ---------
  foo
@@ -780,7 +780,7 @@ SELECT CONVERT('foo', 'WIN1251', 'UNICODE');
 (1 row)
 
 -- UNICODE --> ALT
-SELECT CONVERT('foo' USING utf_8_to_win866);
+SELECT CONVERT('foo' USING utf_8_to_windows_866);
  convert 
 ---------
  foo
@@ -793,7 +793,7 @@ SELECT CONVERT('foo', 'UNICODE', 'ALT');
 (1 row)
 
 -- ALT --> UNICODE
-SELECT CONVERT('foo' USING win866_to_utf_8);
+SELECT CONVERT('foo' USING windows_866_to_utf_8);
  convert 
 ---------
  foo
@@ -1430,7 +1430,7 @@ SELECT CONVERT('foo', 'UNICODE', 'UHC');
 (1 row)
 
 -- UNICODE --> WIN1250
-SELECT CONVERT('foo' USING utf_8_to_win1250);
+SELECT CONVERT('foo' USING utf_8_to_windows_1250);
  convert 
 ---------
  foo
@@ -1443,7 +1443,7 @@ SELECT CONVERT('foo', 'UNICODE', 'WIN1250');
 (1 row)
 
 -- WIN1250 --> UNICODE
-SELECT CONVERT('foo' USING win1250_to_utf_8);
+SELECT CONVERT('foo' USING windows_1250_to_utf_8);
  convert 
 ---------
  foo
@@ -1456,7 +1456,7 @@ SELECT CONVERT('foo', 'WIN1250', 'UNICODE');
 (1 row)
 
 -- UNICODE --> WIN1256
-SELECT CONVERT('foo' USING utf_8_to_win1256);
+SELECT CONVERT('foo' USING utf_8_to_windows_1256);
  convert 
 ---------
  foo
@@ -1469,7 +1469,7 @@ SELECT CONVERT('foo', 'UNICODE', 'WIN1256');
 (1 row)
 
 -- WIN1256 --> UNICODE
-SELECT CONVERT('foo' USING win1256_to_utf_8);
+SELECT CONVERT('foo' USING windows_1256_to_utf_8);
  convert 
 ---------
  foo
@@ -1482,7 +1482,7 @@ SELECT CONVERT('foo', 'WIN1256', 'UNICODE');
 (1 row)
 
 -- UNICODE --> WIN874
-SELECT CONVERT('foo' USING utf_8_to_win874);
+SELECT CONVERT('foo' USING utf_8_to_windows_874);
  convert 
 ---------
  foo
@@ -1495,7 +1495,7 @@ SELECT CONVERT('foo', 'UNICODE', 'WIN874');
 (1 row)
 
 -- WIN874 --> UNICODE
-SELECT CONVERT('foo' USING win874_to_utf_8);
+SELECT CONVERT('foo' USING windows_874_to_utf_8);
  convert 
 ---------
  foo
diff --git a/src/test/regress/sql/conversion.sql b/src/test/regress/sql/conversion.sql
index 35e09689ca709d3d7ff945f7ec66d09ef56aeeff..979a7cc0fdd26fc125bd6f996ac0c608ded58229 100644
--- a/src/test/regress/sql/conversion.sql
+++ b/src/test/regress/sql/conversion.sql
@@ -30,10 +30,10 @@ SELECT CONVERT('foo', 'SQL_ASCII', 'MULE_INTERNAL');
 SELECT CONVERT('foo' USING mic_to_ascii);
 SELECT CONVERT('foo', 'MULE_INTERNAL', 'SQL_ASCII');
 -- KOI8R --> MULE_INTERNAL
-SELECT CONVERT('foo' USING koi8r_to_mic);
+SELECT CONVERT('foo' USING koi8_r_to_mic);
 SELECT CONVERT('foo', 'KOI8R', 'MULE_INTERNAL');
 -- MULE_INTERNAL --> KOI8R
-SELECT CONVERT('foo' USING mic_to_koi8r);
+SELECT CONVERT('foo' USING mic_to_koi8_r);
 SELECT CONVERT('foo', 'MULE_INTERNAL', 'KOI8R');
 -- ISO-8859-5 --> MULE_INTERNAL
 SELECT CONVERT('foo' USING iso_8859_5_to_mic);
@@ -42,52 +42,52 @@ SELECT CONVERT('foo', 'ISO-8859-5', 'MULE_INTERNAL');
 SELECT CONVERT('foo' USING mic_to_iso_8859_5);
 SELECT CONVERT('foo', 'MULE_INTERNAL', 'ISO-8859-5');
 -- WIN1251 --> MULE_INTERNAL
-SELECT CONVERT('foo' USING win1251_to_mic);
+SELECT CONVERT('foo' USING windows_1251_to_mic);
 SELECT CONVERT('foo', 'WIN1251', 'MULE_INTERNAL');
 -- MULE_INTERNAL --> WIN1251
-SELECT CONVERT('foo' USING mic_to_win1251);
+SELECT CONVERT('foo' USING mic_to_windows_1251);
 SELECT CONVERT('foo', 'MULE_INTERNAL', 'WIN1251');
 -- ALT --> MULE_INTERNAL
-SELECT CONVERT('foo' USING win866_to_mic);
+SELECT CONVERT('foo' USING windows_866_to_mic);
 SELECT CONVERT('foo', 'ALT', 'MULE_INTERNAL');
 -- MULE_INTERNAL --> ALT
-SELECT CONVERT('foo' USING mic_to_win866);
+SELECT CONVERT('foo' USING mic_to_windows_866);
 SELECT CONVERT('foo', 'MULE_INTERNAL', 'ALT');
 -- KOI8R --> WIN1251
-SELECT CONVERT('foo' USING koi8r_to_win1251);
+SELECT CONVERT('foo' USING koi8_r_to_windows_1251);
 SELECT CONVERT('foo', 'KOI8R', 'WIN1251');
 -- WIN1251 --> KOI8R
-SELECT CONVERT('foo' USING win1251_to_koi8r);
+SELECT CONVERT('foo' USING windows_1251_to_koi8_r);
 SELECT CONVERT('foo', 'WIN1251', 'KOI8R');
 -- KOI8R --> ALT
-SELECT CONVERT('foo' USING koi8r_to_win866);
+SELECT CONVERT('foo' USING koi8_r_to_windows_866);
 SELECT CONVERT('foo', 'KOI8R', 'ALT');
 -- ALT --> KOI8R
-SELECT CONVERT('foo' USING win866_to_koi8r);
+SELECT CONVERT('foo' USING windows_866_to_koi8_r);
 SELECT CONVERT('foo', 'ALT', 'KOI8R');
 -- ALT --> WIN1251
-SELECT CONVERT('foo' USING win866_to_win1251);
+SELECT CONVERT('foo' USING windows_866_to_windows_1251);
 SELECT CONVERT('foo', 'ALT', 'WIN1251');
 -- WIN1251 --> ALT
-SELECT CONVERT('foo' USING win1251_to_win866);
+SELECT CONVERT('foo' USING windows_1251_to_windows_866);
 SELECT CONVERT('foo', 'WIN1251', 'ALT');
 -- ISO-8859-5 --> KOI8R
-SELECT CONVERT('foo' USING iso_8859_5_to_koi8r);
+SELECT CONVERT('foo' USING iso_8859_5_to_koi8_r);
 SELECT CONVERT('foo', 'ISO-8859-5', 'KOI8R');
 -- KOI8R --> ISO-8859-5
-SELECT CONVERT('foo' USING koi8r_to_iso_8859_5);
+SELECT CONVERT('foo' USING koi8_r_to_iso_8859_5);
 SELECT CONVERT('foo', 'KOI8R', 'ISO-8859-5');
 -- ISO-8859-5 --> WIN1251
-SELECT CONVERT('foo' USING iso_8859_5_to_win1251);
+SELECT CONVERT('foo' USING iso_8859_5_to_windows_1251);
 SELECT CONVERT('foo', 'ISO-8859-5', 'WIN1251');
 -- WIN1251 --> ISO-8859-5
-SELECT CONVERT('foo' USING win1251_to_iso_8859_5);
+SELECT CONVERT('foo' USING windows_1251_to_iso_8859_5);
 SELECT CONVERT('foo', 'WIN1251', 'ISO-8859-5');
 -- ISO-8859-5 --> ALT
-SELECT CONVERT('foo' USING iso_8859_5_to_win866);
+SELECT CONVERT('foo' USING iso_8859_5_to_windows_866);
 SELECT CONVERT('foo', 'ISO-8859-5', 'ALT');
 -- ALT --> ISO-8859-5
-SELECT CONVERT('foo' USING win866_to_iso_8859_5);
+SELECT CONVERT('foo' USING windows_866_to_iso_8859_5);
 SELECT CONVERT('foo', 'ALT', 'ISO-8859-5');
 -- EUC_CN --> MULE_INTERNAL
 SELECT CONVERT('foo' USING euc_cn_to_mic);
@@ -144,16 +144,16 @@ SELECT CONVERT('foo', 'LATIN2', 'MULE_INTERNAL');
 SELECT CONVERT('foo' USING mic_to_iso_8859_2);
 SELECT CONVERT('foo', 'MULE_INTERNAL', 'LATIN2');
 -- WIN1250 --> MULE_INTERNAL
-SELECT CONVERT('foo' USING win1250_to_mic);
+SELECT CONVERT('foo' USING windows_1250_to_mic);
 SELECT CONVERT('foo', 'WIN1250', 'MULE_INTERNAL');
 -- MULE_INTERNAL --> WIN1250
-SELECT CONVERT('foo' USING mic_to_win1250);
+SELECT CONVERT('foo' USING mic_to_windows_1250);
 SELECT CONVERT('foo', 'MULE_INTERNAL', 'WIN1250');
 -- LATIN2 --> WIN1250
-SELECT CONVERT('foo' USING iso_8859_2_to_win1250);
+SELECT CONVERT('foo' USING iso_8859_2_to_windows_1250);
 SELECT CONVERT('foo', 'LATIN2', 'WIN1250');
 -- WIN1250 --> LATIN2
-SELECT CONVERT('foo' USING win1250_to_iso_8859_2);
+SELECT CONVERT('foo' USING windows_1250_to_iso_8859_2);
 SELECT CONVERT('foo', 'WIN1250', 'LATIN2');
 -- LATIN1 --> MULE_INTERNAL
 SELECT CONVERT('foo' USING iso_8859_1_to_mic);
@@ -186,22 +186,22 @@ SELECT CONVERT('foo', 'BIG5', 'UNICODE');
 SELECT CONVERT('foo' USING utf_8_to_big5);
 SELECT CONVERT('foo', 'UNICODE', 'BIG5');
 -- UNICODE --> KOI8R
-SELECT CONVERT('foo' USING utf_8_to_koi8r);
+SELECT CONVERT('foo' USING utf_8_to_koi8_r);
 SELECT CONVERT('foo', 'UNICODE', 'KOI8R');
 -- KOI8R --> UNICODE
-SELECT CONVERT('foo' USING koi8r_to_utf_8);
+SELECT CONVERT('foo' USING koi8_r_to_utf_8);
 SELECT CONVERT('foo', 'KOI8R', 'UNICODE');
 -- UNICODE --> WIN1251
-SELECT CONVERT('foo' USING utf_8_to_win1251);
+SELECT CONVERT('foo' USING utf_8_to_windows_1251);
 SELECT CONVERT('foo', 'UNICODE', 'WIN1251');
 -- WIN1251 --> UNICODE
-SELECT CONVERT('foo' USING win1251_to_utf_8);
+SELECT CONVERT('foo' USING windows_1251_to_utf_8);
 SELECT CONVERT('foo', 'WIN1251', 'UNICODE');
 -- UNICODE --> ALT
-SELECT CONVERT('foo' USING utf_8_to_win866);
+SELECT CONVERT('foo' USING utf_8_to_windows_866);
 SELECT CONVERT('foo', 'UNICODE', 'ALT');
 -- ALT --> UNICODE
-SELECT CONVERT('foo' USING win866_to_utf_8);
+SELECT CONVERT('foo' USING windows_866_to_utf_8);
 SELECT CONVERT('foo', 'ALT', 'UNICODE');
 -- EUC_CN --> UNICODE
 SELECT CONVERT('foo' USING euc_cn_to_utf_8);
@@ -348,22 +348,22 @@ SELECT CONVERT('foo', 'UHC', 'UNICODE');
 SELECT CONVERT('foo' USING utf_8_to_uhc);
 SELECT CONVERT('foo', 'UNICODE', 'UHC');
 -- UNICODE --> WIN1250
-SELECT CONVERT('foo' USING utf_8_to_win1250);
+SELECT CONVERT('foo' USING utf_8_to_windows_1250);
 SELECT CONVERT('foo', 'UNICODE', 'WIN1250');
 -- WIN1250 --> UNICODE
-SELECT CONVERT('foo' USING win1250_to_utf_8);
+SELECT CONVERT('foo' USING windows_1250_to_utf_8);
 SELECT CONVERT('foo', 'WIN1250', 'UNICODE');
 -- UNICODE --> WIN1256
-SELECT CONVERT('foo' USING utf_8_to_win1256);
+SELECT CONVERT('foo' USING utf_8_to_windows_1256);
 SELECT CONVERT('foo', 'UNICODE', 'WIN1256');
 -- WIN1256 --> UNICODE
-SELECT CONVERT('foo' USING win1256_to_utf_8);
+SELECT CONVERT('foo' USING windows_1256_to_utf_8);
 SELECT CONVERT('foo', 'WIN1256', 'UNICODE');
 -- UNICODE --> WIN874
-SELECT CONVERT('foo' USING utf_8_to_win874);
+SELECT CONVERT('foo' USING utf_8_to_windows_874);
 SELECT CONVERT('foo', 'UNICODE', 'WIN874');
 -- WIN874 --> UNICODE
-SELECT CONVERT('foo' USING win874_to_utf_8);
+SELECT CONVERT('foo' USING windows_874_to_utf_8);
 SELECT CONVERT('foo', 'WIN874', 'UNICODE');
 --
 -- return to the super user