diff options
Diffstat (limited to 'doc/src/sgml/func.sgml')
| -rw-r--r-- | doc/src/sgml/func.sgml | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/doc/src/sgml/func.sgml b/doc/src/sgml/func.sgml index 5c3932dac90..15f32505183 100644 --- a/doc/src/sgml/func.sgml +++ b/doc/src/sgml/func.sgml @@ -1,5 +1,5 @@ <!-- -$PostgreSQL: pgsql/doc/src/sgml/func.sgml,v 1.289 2005/10/25 15:47:51 tgl Exp $ +$PostgreSQL: pgsql/doc/src/sgml/func.sgml,v 1.290 2005/11/04 02:56:30 tgl Exp $ PostgreSQL documentation --> @@ -2675,8 +2675,9 @@ cast(-44 as bit(12)) <lineannotation>111111010100</lineannotation> There are three separate approaches to pattern matching provided by <productname>PostgreSQL</productname>: the traditional <acronym>SQL</acronym> <function>LIKE</function> operator, the - more recent <function>SIMILAR TO</function> operator (part of - SQL:2003), and <acronym>POSIX</acronym>-style regular expressions. + more recent <function>SIMILAR TO</function> operator (added in + SQL:1999), and <acronym>POSIX</acronym>-style regular + expressions. Additionally, a pattern matching function, <function>substring</function>, is available, using either <function>SIMILAR TO</function>-style or POSIX-style regular |