Docs: fix erroneous claim about max byte length of GB18030.

This encoding has characters up to 4 bytes long, not 2.

diff --git a/doc/src/sgml/charset.sgml b/doc/src/sgml/charset.sgml
index 1bbd2f4415bf643e8ed9fb23ed0dc6c308f92f28..f8c7ac3b1694cdad624c9926a365d8d2860c3d00 100644 (file)
--- a/doc/src/sgml/charset.sgml
+++ b/doc/src/sgml/charset.sgml
@@ -694,7 +694,7 @@ SELECT a COLLATE "C" < b COLLATE "POSIX" FROM test1;
          National Standard
          Chinese
          No
-         1-2
+         1-4