/* This file is part of VoltDB.
* Copyright (C) 2008-2017 VoltDB Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with VoltDB. If not, see <http://www.gnu.org/licenses/>.
*/
package org.voltdb.planner.microoptimizations;
import java.util.ArrayList;
import org.voltdb.planner.AbstractParsedStmt;
import org.voltdb.planner.CompiledPlan;
public class MicroOptimizationRunner {
// list all of the micro optimizations here
static ArrayList<MicroOptimization> optimizations = new ArrayList<MicroOptimization>();
static {
// The orders here is important
optimizations.add(new PushdownLimits());
optimizations.add(new ReplaceWithIndexCounter());
optimizations.add(new ReplaceWithIndexLimit());
// Inline aggregation has to be applied after Index counter and Index Limit with MIN/MAX.
optimizations.add(new InlineAggregation());
// MP ORDER BY Optimization
optimizations.add(new InlineOrderByIntoMergeReceive());
}
public static void applyAll(CompiledPlan plan, AbstractParsedStmt parsedStmt)
{
for (int i = 0; i < optimizations.size(); i++) {
MicroOptimization opt = optimizations.get(i);
opt.apply(plan, parsedStmt);
}
}
}