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From: Justin Pryzby <pryzbyj@telsasoft.com>
Subject: [PATCH v3 08/12] Clean up language in cf984672: Improve behavior of to_timestamp()/to_date() functions
Date: Sat, 30 Mar 2019 03:42:35 -0500

---
 doc/src/sgml/func.sgml | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/doc/src/sgml/func.sgml b/doc/src/sgml/func.sgml
index d425731..c5f1828 100644
--- a/doc/src/sgml/func.sgml
+++ b/doc/src/sgml/func.sgml
@@ -6426,20 +6426,20 @@ SELECT regexp_match('abc01234xyz', '(?:(.*?)(\d+)(.*)){1,1}');
       </para>
       <para>
        If <literal>FX</literal> is specified, a separator in the template string
-       matches exactly one character in input string.  Notice we don't insist the
-       input string character be the same as the template string separator.
+       matches exactly one character in the input string.  But note that the
+       input string character is not required to be the same as the separator from the template string.
        For example, <literal>to_timestamp('2000/JUN', 'FXYYYY MON')</literal>
        works, but <literal>to_timestamp('2000/JUN', 'FXYYYY&nbsp;&nbsp;MON')</literal>
-       returns an error because the second template string space is consumed
-       by the letter <literal>J</literal> in the input string.
+       returns an error because the second space in the template string consumes
+       the letter <literal>J</literal> from the input string.
       </para>
      </listitem>
 
      <listitem>
       <para>
        A <literal>TZH</literal> template pattern can match a signed number.
-       Without the <literal>FX</literal> option, it can lead to ambiguity in
-       interpretation of the minus sign, which can also be interpreted as a separator.
+       Without the <literal>FX</literal> option, minus signs may be ambiguous,
+       and could be interpreted as a separator.
        This ambiguity is resolved as follows:  If the number of separators before
        <literal>TZH</literal> in the template string is less than the number of
        separators before the minus sign in the input string, the minus sign
-- 
2.7.4


--IJpNTDwzlM2Ie8A6--

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  To: pgsql-hackers@postgresql.org
  Cc: pryzbyj@telsasoft.com
  Subject: Re: [PATCH v3 08/12] Clean up language in cf984672: Improve behavior of to_timestamp()/to_date() functions
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