1.4.2 Copyrights and Licenses Used by MySQL

MySQL AB owns the copyright to the MySQL source code, the MySQL logos and trademarks and this manual. See section 1.3 What Is MySQL AB?. Several different licenses are relevant to the MySQL distribution:

1. All the MySQL-specific source in the server, the mysqlclient library and the client, as well as the GNU readline library is covered by the GNU General Public License. See section H GNU General Public License. The text of this license can be found as the file `COPYING' in the distribution.
2. The GNU getopt library is covered by the GNU Lesser General Public License. See section I GNU Lesser General Public License.
3. Some parts of the source (the regexp library) are covered by a Berkeley-style copyright.
4. Older versions of MySQL (3.22 and earlier) are subject to a stricter license (http://www.mysql.com/products/mypl.html). See the documentation of the specific version for information.
5. The MySQL reference manual is currently not distributed under a GPL-style license. Use of the manual is subject to the following terms:
   • Conversion to other formats is allowed, but the actual content may not be altered or edited in any way.
   • You may create a printed copy for your own personal use.
   • For all other uses, such as selling printed copies or using (parts of) the manual in another publication, prior written agreement from MySQL AB is required.
   Please send an e-mail to docs@mysql.com for more information or if you are interested in doing a translation.

For information about how the MySQL licenses work in practice, please refer to section 1.4.3 MySQL Licenses. Also see section 1.4.4 MySQL AB Logos and Trademarks.

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