60 lines
2.2 KiB
C++
60 lines
2.2 KiB
C++
/* Copyright (c) 2017, 2018, Oracle and/or its affiliates. All rights reserved.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License, version 2.0,
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as published by the Free Software Foundation.
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This program is also distributed with certain software (including
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but not limited to OpenSSL) that is licensed under separate terms,
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as designated in a particular file or component or in included license
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documentation. The authors of MySQL hereby grant you an additional
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permission to link the program and your derivative works with the
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separately licensed software that they have included with MySQL.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License, version 2.0, for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */
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#include "sql/dd/impl/system_views/keywords.h"
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#include <algorithm>
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#include <string>
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#include "sql/keyword_list.h"
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#include "sql/stateless_allocator.h"
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namespace dd {
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namespace system_views {
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const Keywords &Keywords::instance() {
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static Keywords *s_instance = new Keywords();
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return *s_instance;
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}
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Keywords::Keywords() {
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size_t max_word_size = 0;
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for (auto x : keyword_list)
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max_word_size = std::max(max_word_size, strlen(x.word));
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Stringstream_type ss;
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ss << "JSON_TABLE('[";
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for (auto x : keyword_list)
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ss << "[\"" << x.word << "\"," << x.reserved << "],";
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ss.seekp(ss.tellp() - static_cast<std::streamoff>(1)); // remove last ','
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ss << "]', '$[*]' COLUMNS(word VARCHAR(" << max_word_size << ") PATH '$[0]',"
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<< "reserved INT PATH '$[1]')) AS j";
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m_target_def.set_view_name(view_name());
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m_target_def.add_field(FIELD_WORD, "WORD", "j.word");
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m_target_def.add_field(FIELD_RESERVED, "RESERVED", "j.reserved");
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m_target_def.add_from(ss.str());
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}
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} // namespace system_views
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} // namespace dd
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