Improve documentation for jsonpath like_regex predicate

Reference posix regex documentation section and list supported flags.

Discussion: https://postgr.es/m/CAKPRHz%2BxOuQSSvkuB1mCQjedd%2BB2B1Vnkrq0E-pLmoXyTO%2Bz9Q%40mail.gmail.com
Author: Kyotaro Horiguchi, Alexander Korotkov
This commit is contained in:
Alexander Korotkov 2019-06-19 22:41:05 +03:00
parent 261a5c1928
commit 1ff8dc9f19

View File

@ -12048,7 +12048,11 @@ table2-mapping
</row>
<row>
<entry><literal>like_regex</literal></entry>
<entry>Tests pattern matching with POSIX regular expressions</entry>
<entry>
Tests pattern matching with POSIX regular expressions
(<xref linkend="functions-posix-regexp"/>). Supported flags
are <literal>i</literal>, <literal>s</literal>, <literal>m</literal>,
<literal>x</literal> and <literal>q</literal>.</entry>
<entry><literal>["abc", "abd", "aBdC", "abdacb", "babc"]</literal></entry>
<entry><literal>$[*] ? (@ like_regex "^ab.*c" flag "i")</literal></entry>
<entry><literal>"abc", "aBdC", "abdacb"</literal></entry>