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Posted to commits@drill.apache.org by ar...@apache.org on 2020/03/02 15:00:41 UTC
[drill] 04/08: DRILL-7587: Fix ValuesPrule distribution trait type
This is an automated email from the ASF dual-hosted git repository.
arina pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/drill.git
commit cf1232590c37900b2c187b2981919eb635df662f
Author: Arina Ielchiieva <ar...@gmail.com>
AuthorDate: Thu Feb 27 17:55:59 2020 +0200
DRILL-7587: Fix ValuesPrule distribution trait type
closes #2002
---
.../planner/physical/MetadataControllerPrule.java | 6 +-
.../drill/exec/planner/physical/ValuesPrule.java | 16 ++---
.../java/org/apache/drill/exec/sql/TestValues.java | 71 ++++++++++++++++++++++
3 files changed, 83 insertions(+), 10 deletions(-)
diff --git a/exec/java-exec/src/main/java/org/apache/drill/exec/planner/physical/MetadataControllerPrule.java b/exec/java-exec/src/main/java/org/apache/drill/exec/planner/physical/MetadataControllerPrule.java
index 70f2f812..17fbd25 100644
--- a/exec/java-exec/src/main/java/org/apache/drill/exec/planner/physical/MetadataControllerPrule.java
+++ b/exec/java-exec/src/main/java/org/apache/drill/exec/planner/physical/MetadataControllerPrule.java
@@ -27,7 +27,7 @@ import org.apache.drill.exec.planner.logical.RelOptHelper;
public class MetadataControllerPrule extends Prule {
public static final MetadataControllerPrule INSTANCE = new MetadataControllerPrule();
- public MetadataControllerPrule() {
+ private MetadataControllerPrule() {
super(RelOptHelper.some(MetadataControllerRel.class, DrillRel.DRILL_LOGICAL,
RelOptHelper.any(RelNode.class)), "MetadataControllerPrule");
}
@@ -41,6 +41,8 @@ public class MetadataControllerPrule extends Prule {
RelNode convertedLeft = convert(left, traits);
RelNode convertedRight = convert(right, traits);
call.transformTo(new MetadataControllerPrel(relNode.getCluster(),
- relNode.getTraitSet().plus(Prel.DRILL_PHYSICAL), convertedLeft, convertedRight, relNode.getContext()));
+ // force singleton execution since this is the final step for metadata collection which collects all results into one
+ relNode.getTraitSet().plus(Prel.DRILL_PHYSICAL).plus(DrillDistributionTrait.SINGLETON),
+ convertedLeft, convertedRight, relNode.getContext()));
}
}
diff --git a/exec/java-exec/src/main/java/org/apache/drill/exec/planner/physical/ValuesPrule.java b/exec/java-exec/src/main/java/org/apache/drill/exec/planner/physical/ValuesPrule.java
index 1251ddf..13bbd8e 100644
--- a/exec/java-exec/src/main/java/org/apache/drill/exec/planner/physical/ValuesPrule.java
+++ b/exec/java-exec/src/main/java/org/apache/drill/exec/planner/physical/ValuesPrule.java
@@ -17,25 +17,25 @@
*/
package org.apache.drill.exec.planner.physical;
-import org.apache.calcite.plan.RelOptRule;
-import org.apache.drill.exec.planner.logical.DrillRelFactories;
+import org.apache.calcite.plan.RelOptRuleCall;
+import org.apache.drill.exec.planner.logical.DrillRel;
import org.apache.drill.exec.planner.logical.DrillValuesRel;
import org.apache.drill.exec.planner.logical.RelOptHelper;
-import org.apache.calcite.plan.RelOptRuleCall;
-public class ValuesPrule extends RelOptRule {
+public class ValuesPrule extends Prule {
public static final ValuesPrule INSTANCE = new ValuesPrule();
private ValuesPrule() {
- super(RelOptHelper.any(DrillValuesRel.class), DrillRelFactories.LOGICAL_BUILDER, "Prel.ValuesPrule");
+ super(RelOptHelper.any(DrillValuesRel.class, DrillRel.DRILL_LOGICAL), "Prel.ValuesPrule");
}
@Override
public void onMatch(final RelOptRuleCall call) {
- final DrillValuesRel rel = call.rel(0);
+ DrillValuesRel rel = call.rel(0);
call.transformTo(new ValuesPrel(rel.getCluster(), rel.getRowType(), rel.getTuples(),
- rel.getTraitSet().plus(Prel.DRILL_PHYSICAL), rel.getContent()));
+ // force singleton execution since values rel contains all results and they cannot be split
+ rel.getTraitSet().plus(Prel.DRILL_PHYSICAL).plus(DrillDistributionTrait.SINGLETON),
+ rel.getContent()));
}
-
}
diff --git a/exec/java-exec/src/test/java/org/apache/drill/exec/sql/TestValues.java b/exec/java-exec/src/test/java/org/apache/drill/exec/sql/TestValues.java
new file mode 100644
index 0000000..0a301ef
--- /dev/null
+++ b/exec/java-exec/src/test/java/org/apache/drill/exec/sql/TestValues.java
@@ -0,0 +1,71 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.apache.drill.exec.sql;
+
+import org.apache.drill.categories.SqlTest;
+import org.apache.drill.exec.ExecConstants;
+import org.apache.drill.test.ClusterFixture;
+import org.apache.drill.test.ClusterFixtureBuilder;
+import org.apache.drill.test.ClusterTest;
+import org.junit.BeforeClass;
+import org.junit.Test;
+import org.junit.experimental.categories.Category;
+
+import static org.junit.Assert.assertEquals;
+
+@Category(SqlTest.class)
+public class TestValues extends ClusterTest {
+
+ @BeforeClass
+ public static void setup() throws Exception {
+ ClusterFixtureBuilder builder = ClusterFixture.builder(dirTestWatcher);
+ startCluster(builder);
+ }
+
+ @Test
+ public void testSingle() throws Exception {
+ assertEquals("A", queryBuilder().sql("values('A')").singletonString());
+ }
+
+ @Test
+ public void testNamed() throws Exception {
+ testBuilder()
+ .sqlQuery("select col from (values('A'), ('B')) t(col)")
+ .unOrdered()
+ .baselineColumns("col")
+ .baselineValues("A")
+ .baselineValues("B")
+ .go();
+ }
+
+ @Test
+ public void testDistribution() throws Exception {
+ try {
+ client.alterSession(ExecConstants.SLICE_TARGET, 1);
+ testBuilder()
+ .sqlQuery("select id, name from (values(1, 'A'), (2, 'B')) t(id, name)")
+ .unOrdered()
+ .baselineColumns("id", "name")
+ .baselineValues(1L, "A")
+ .baselineValues(2L, "B")
+ .go();
+ } finally {
+ client.resetSession(ExecConstants.SLICE_TARGET);
+ }
+ }
+}