diff options
Diffstat (limited to 'doc/src')
| -rw-r--r-- | doc/src/sgml/syntax.sgml | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/doc/src/sgml/syntax.sgml b/doc/src/sgml/syntax.sgml index c2dd31b98d3..c805e2e7141 100644 --- a/doc/src/sgml/syntax.sgml +++ b/doc/src/sgml/syntax.sgml @@ -1,4 +1,4 @@ -<!-- $PostgreSQL: pgsql/doc/src/sgml/syntax.sgml,v 1.134 2009/08/27 20:08:02 tgl Exp $ --> +<!-- $PostgreSQL: pgsql/doc/src/sgml/syntax.sgml,v 1.135 2009/09/21 22:22:07 petere Exp $ --> <chapter id="sql-syntax"> <title>SQL Syntax</title> @@ -238,6 +238,10 @@ U&"d!0061t!+000061" UESCAPE '!' The Unicode escape syntax works only when the server encoding is UTF8. When other server encodings are used, only code points in the ASCII range (up to <literal>\007F</literal>) can be specified. + Both the 4-digit and the 6-digit form can be used to specify + UTF-16 surrogate pairs to compose characters with code points + larger than <literal>\FFFF</literal> (although the availability of + the 6-digit form technically makes this unnecessary). </para> <para> @@ -497,6 +501,10 @@ U&'d!0061t!+000061' UESCAPE '!' UTF8. When other server encodings are used, only code points in the ASCII range (up to <literal>\007F</literal>) can be specified. + Both the 4-digit and the 6-digit form can be used to specify + UTF-16 surrogate pairs to compose characters with code points + larger than <literal>\FFFF</literal> (although the availability + of the 6-digit form technically makes this unnecessary). </para> <para> |