diff options
Diffstat (limited to 'doc/src')
| -rw-r--r-- | doc/src/sgml/func.sgml | 18 |
1 files changed, 9 insertions, 9 deletions
diff --git a/doc/src/sgml/func.sgml b/doc/src/sgml/func.sgml index c98f9666f7a..d7517660044 100644 --- a/doc/src/sgml/func.sgml +++ b/doc/src/sgml/func.sgml @@ -6388,7 +6388,7 @@ SELECT regexp_match('abc01234xyz', '(?:(.*?)(\d+)(.*)){1,1}'); <listitem> <para> - A separator (a space or a non-letter/non-digit character) in the template string of + A separator (a space or non-letter/non-digit character) in the template string of <function>to_timestamp</function> and <function>to_date</function> matches any single separator in the input string or is skipped, unless the <literal>FX</literal> option is used. @@ -6399,22 +6399,22 @@ SELECT regexp_match('abc01234xyz', '(?:(.*?)(\d+)(.*)){1,1}'); exceeds the number of separators in the template. </para> <para> - If <literal>FX</literal> is specified, separator in template string - matches to exactly one character in input string. Notice we don't insist - input string character to be the same as template string separator. + 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. For example, <literal>to_timestamp('2000/JUN', 'FXYYYY MON')</literal> works, but <literal>to_timestamp('2000/JUN', 'FXYYYY MON')</literal> - returns an error because a space second template string space consumed - letter <literal>J</literal> from the input string. + returns an error because the second template string space is consumed + by the letter <literal>J</literal> in the input string. </para> </listitem> <listitem> <para> - <literal>TZH</literal> template pattern can match a signed number. - Without the <literal>FX</literal> option, it may lead to ambiguity in + 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. - This ambiguity is resolved as follows. If the number of separators before + 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 is interpreted as part of <literal>TZH</literal>. |