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Hook in the optimizer rules (#52172) 

(cherry picked from commit 1f90d8cc56052fbf2af604e72f9f5ca73f5e75d5)
This commit is contained in:
Andrei Stefan 2020-02-12 06:57:43 +02:00 committed by Andrei Stefan
parent a21e2b211a
commit 74e7777cbb
1 changed files with 26 additions and 2 deletions
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28
x-pack/plugin/eql/src/main/java/org/elasticsearch/xpack/eql/optimizer/Optimizer.java
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@ -6,10 +6,18 @@
package org.elasticsearch.xpack.eql.optimizer;
import org.elasticsearch.xpack.ql.optimizer.OptimizerRules.BooleanLiteralsOnTheRight;
import org.elasticsearch.xpack.ql.optimizer.OptimizerRules.BooleanSimplification;
import org.elasticsearch.xpack.ql.optimizer.OptimizerRules.CombineBinaryComparisons;
import org.elasticsearch.xpack.ql.optimizer.OptimizerRules.ConstantFolding;
import org.elasticsearch.xpack.ql.optimizer.OptimizerRules.PropagateEquals;
import org.elasticsearch.xpack.ql.optimizer.OptimizerRules.PruneFilters;
import org.elasticsearch.xpack.ql.optimizer.OptimizerRules.PruneLiteralsInOrderBy;
import org.elasticsearch.xpack.ql.optimizer.OptimizerRules.SetAsOptimized;
import org.elasticsearch.xpack.ql.plan.logical.LogicalPlan;
import org.elasticsearch.xpack.ql.rule.RuleExecutor;
import static java.util.Collections.emptyList;
import java.util.Arrays;
public class Optimizer extends RuleExecutor<LogicalPlan> {
@ -19,6 +27,22 @@ public class Optimizer extends RuleExecutor<LogicalPlan> {
@Override
protected Iterable<RuleExecutor<LogicalPlan>.Batch> batches() {
return emptyList();
Batch operators = new Batch("Operator Optimization",
new ConstantFolding(),
// boolean
new BooleanSimplification(),
new BooleanLiteralsOnTheRight(),
// needs to occur before BinaryComparison combinations
new PropagateEquals(),
new CombineBinaryComparisons(),
// prune/elimination
new PruneFilters(),
new PruneLiteralsInOrderBy()
);
Batch label = new Batch("Set as Optimized", Limiter.ONCE,
new SetAsOptimized());
return Arrays.asList(operators, label);
}
}