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41 lines
1.4 KiB
C++
41 lines
1.4 KiB
C++
/* Copyright (C) 2025 MariaDB Corporation
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; version 2 of
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the License.
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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 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 Street, Fifth Floor, Boston,
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MA 02110-1301, USA. */
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#pragma once
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#include <string>
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#include "execplan/calpontselectexecutionplan.h"
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namespace optimizer {
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struct Rule
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{
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Rule(std::string&& name, bool (*matchRule)(execplan::CalpontSelectExecutionPlan&),
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void (*applyRule)(execplan::CalpontSelectExecutionPlan&))
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: name(name), matchRule(matchRule), applyRule(applyRule) {};
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std::string name;
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bool (*matchRule)(execplan::CalpontSelectExecutionPlan&);
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void (*applyRule)(execplan::CalpontSelectExecutionPlan&);
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bool apply(execplan::CalpontSelectExecutionPlan& csep) const;
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};
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bool matchParallelCES(execplan::CalpontSelectExecutionPlan& csep);
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void applyParallelCES(execplan::CalpontSelectExecutionPlan& csep);
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bool optimizeCSEP(execplan::CalpontSelectExecutionPlan& root);
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} |