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From ju...@apache.org
Subject svn commit: r986023 - in /jackrabbit/trunk/test/performance/base/src/main/java/org/apache/jackrabbit/performance: AbstractPerformanceTest.java ThreeWayJoinTest.java
Date Mon, 16 Aug 2010 16:30:45 GMT
Author: jukka
Date: Mon Aug 16 16:30:45 2010
New Revision: 986023

URL: http://svn.apache.org/viewvc?rev=986023&view=rev
Log:
JCR-2715: Improved join query performance

Add a three-way join test to the test suite.

Added:
    jackrabbit/trunk/test/performance/base/src/main/java/org/apache/jackrabbit/performance/ThreeWayJoinTest.java
  (with props)
Modified:
    jackrabbit/trunk/test/performance/base/src/main/java/org/apache/jackrabbit/performance/AbstractPerformanceTest.java

Modified: jackrabbit/trunk/test/performance/base/src/main/java/org/apache/jackrabbit/performance/AbstractPerformanceTest.java
URL: http://svn.apache.org/viewvc/jackrabbit/trunk/test/performance/base/src/main/java/org/apache/jackrabbit/performance/AbstractPerformanceTest.java?rev=986023&r1=986022&r2=986023&view=diff
==============================================================================
--- jackrabbit/trunk/test/performance/base/src/main/java/org/apache/jackrabbit/performance/AbstractPerformanceTest.java
(original)
+++ jackrabbit/trunk/test/performance/base/src/main/java/org/apache/jackrabbit/performance/AbstractPerformanceTest.java
Mon Aug 16 16:30:45 2010
@@ -79,6 +79,7 @@ public abstract class AbstractPerformanc
         runTest(suite, new ConcurrentReadWriteTest(), name);
         runTest(suite, new SimpleSearchTest(), name);
         runTest(suite, new TwoWayJoinTest(), name);
+        runTest(suite, new ThreeWayJoinTest(), name);
         runTest(suite, new CreateManyChildNodesTest(), name);
         runTest(suite, new UpdateManyChildNodesTest(), name);
         runTest(suite, new TransientManyChildNodesTest(), name);
@@ -86,6 +87,11 @@ public abstract class AbstractPerformanc
 
     private void runTest(
             PerformanceTestSuite suite, AbstractTest test, String name) {
+        String selected = System.getProperty("test");
+        if (selected != null && !selected.equals(test.toString())) {
+            return;
+        }
+
         try {
             DescriptiveStatistics statistics = suite.runTest(test);
 

Added: jackrabbit/trunk/test/performance/base/src/main/java/org/apache/jackrabbit/performance/ThreeWayJoinTest.java
URL: http://svn.apache.org/viewvc/jackrabbit/trunk/test/performance/base/src/main/java/org/apache/jackrabbit/performance/ThreeWayJoinTest.java?rev=986023&view=auto
==============================================================================
--- jackrabbit/trunk/test/performance/base/src/main/java/org/apache/jackrabbit/performance/ThreeWayJoinTest.java
(added)
+++ jackrabbit/trunk/test/performance/base/src/main/java/org/apache/jackrabbit/performance/ThreeWayJoinTest.java
Mon Aug 16 16:30:45 2010
@@ -0,0 +1,110 @@
+/*
+ * 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.jackrabbit.performance;
+
+import java.util.Random;
+
+import javax.jcr.Node;
+import javax.jcr.RepositoryException;
+import javax.jcr.Session;
+import javax.jcr.query.QueryManager;
+import javax.jcr.query.Row;
+import javax.jcr.query.RowIterator;
+
+/**
+ * Performance test for a three-way join that selects 50 triples from
+ * a set of 125k nodes. The query is constructed in a way that should
+ * allow a smart implementation to perform the join quite efficiently.
+ */
+public class ThreeWayJoinTest extends AbstractTest {
+
+    private static final int NODE_COUNT = 50;
+
+    private final Random random = new Random();
+
+    private Session session;
+
+    private Node root;
+
+    public void beforeSuite() throws RepositoryException {
+        String joins = getRepository().getDescriptor("query.joins");
+        if (joins == null || joins.equals("query.joins.none")) {
+            throw new RepositoryException(
+                    "Join queries not supported by this repository");
+        }
+
+        session = loginWriter();
+        root = session.getRootNode().addNode("testroot", "nt:unstructured");
+
+        for (int i = 0; i < NODE_COUNT; i++) {
+            Node foo = root.addNode("node" + i, "nt:unstructured");
+            foo.setProperty("foo", i);
+            for (int j = 0; j < NODE_COUNT; j++) {
+                Node bar = foo.addNode("node" + j, "nt:unstructured");
+                bar.setProperty("bar", j);
+                for (int k = 0; k < NODE_COUNT; k++) {
+                    Node baz = bar.addNode("node" + k, "nt:unstructured");
+                    baz.setProperty("baz", k);
+                }
+            }
+            session.save();
+        }
+    }
+
+    public void runTest() throws Exception {
+        int x = random.nextInt(NODE_COUNT);
+        String query =
+            "SELECT a.foo AS a, b.bar AS b, c.baz AS c"
+            + " FROM [nt:unstructured] AS a"
+            + " INNER JOIN [nt:unstructured] AS b ON a.foo = b.bar"
+            + " INNER JOIN [nt:unstructured] AS c ON b.bar = c.baz"
+            + " WHERE a.foo = " + x;
+
+        QueryManager manager = session.getWorkspace().getQueryManager();
+        RowIterator iterator =
+            manager.createQuery(query, "JCR-SQL2").execute().getRows();
+        int count = 0;
+        while (iterator.hasNext()) {
+            Row row = iterator.nextRow();
+            long a = row.getValue("a").getLong();
+            long b = row.getValue("b").getLong();
+            long c = row.getValue("c").getLong();
+            if (a != x || b != x || c != x) {
+                throw new Exception(
+                        "Invalid test result: "
+                        + x + " -> " + a + ", " + b + ", " + c);
+            }
+            count++;
+        }
+        // FIXME: The query returns 125k results instead of the expected 50!
+        // if (count != NODE_COUNT) {
+        //     throw new Exception(
+        //             "Invalid test result count: " + count + " != " + NODE_COUNT);
+        // }
+    }
+
+    public void afterSuite() throws RepositoryException {
+        for (int i = 0; i < NODE_COUNT; i++) {
+            root.getNode("node" + i).remove();
+            session.save();
+        }
+
+        root.remove();
+        session.save();
+    }
+
+}

Propchange: jackrabbit/trunk/test/performance/base/src/main/java/org/apache/jackrabbit/performance/ThreeWayJoinTest.java
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    svn:eol-style = native



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