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COPYRIGHT
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COPYRIGHT
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TBase Cluster Database Management System
Tencent is pleased to support the open source community by making TBase available.
Copyright (C) 2019 THL A29 Limited, a Tencent company. All rights reserved.
TBase is licensed under the BSD 3-Clause License, except for the third-party component listed below.
A copy of the BSD 3-Clause License is included in this file.
Other dependencies and licenses:
Open Source Software Licensed Under the PostgreSQL License:
--------------------------------------------------------------------
1. Postgres-XL XL9_5_STABLE
Portions Copyright (c) 2015-2016, 2ndQuadrant Ltd
Portions Copyright (c) 2012-2015, TransLattice, Inc.
Portions Copyright (c) 2010-2017, Postgres-XC Development Group
Portions Copyright (c) 1996-2015, The PostgreSQL Global Development Group
Portions Copyright (c) 1994, The Regents of the University of California
Terms of the PostgreSQL License:
--------------------------------------------------------------------
Permission to use, copy, modify, and distribute this software and its
documentation for any purpose, without fee, and without a written agreement
is hereby granted, provided that the above copyright notice and this
paragraph and the following two paragraphs appear in all copies.
IN NO EVENT SHALL THE UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY FOR
DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES, INCLUDING
LOST PROFITS, ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS
DOCUMENTATION, EVEN IF THE UNIVERSITY OF CALIFORNIA HAS BEEN ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE.
THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY WARRANTIES,
INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
AND FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS
ON AN "AS IS" BASIS, AND THE UNIVERSITY OF CALIFORNIA HAS NO OBLIGATIONS TO
PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
Terms of the BSD 3-Clause License:
--------------------------------------------------------------------
Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:
1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation
and/or other materials provided with the distribution.
3. Neither the name of THL A29 Limited nor the names of its contributors may be used to endorse or promote products derived from this software without
specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS
BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
DAMAGE.
History
=======
TBase project is based on prior work of Postgres-XL project.
Postgres-XL project is based on prior work of Postgres-XC project. The
Postgres-XC project itself is based on PostgreSQL and is available under
PostgreSQL license. The work done by the PostgreSQL community is copyrighted
by the PostgreSQL Global Development Group. The work done by the Postgres-XC
community is copyrighted by the Postgres-XC Development Group.
All the exclusive work in Postgres-XL from 2012 to 2014 is copyrighted by
TransLattice Inc. Whereas work done from April 2015 onwards is copyrighted by
2ndQuandrant Limited. This work includes, but not limited to, merge with major
PostgreSQL release such as 9.3, 9.4 and 9.5 and relevant bug fixes/enhancements.
Note: 2ndQuadrant hopes that future versions of Postgres-XL will be released
under the PostgreSQL Licence. 2ndQuadrant will change the licence over to the
PostgreSQL Licence within one month of us receiving public notification that
all other copyright holders have also agreed to change to the PostgreSQL
Licence. Contributions to this code are accepted only on this understanding,
which will be presumed for any patch or pull request submitted.