Author: chetanm
Date: Wed Aug  2 08:11:14 2017
New Revision: 1803776

URL: http://svn.apache.org/viewvc?rev=1803776&view=rev
Log:
OAK-6333 - IndexPlanner should use actual entryCount instead of limiting it to 
1000

Merging 1801011,1801013

Modified:
    jackrabbit/oak/branches/1.4/   (props changed)
    
jackrabbit/oak/branches/1.4/oak-lucene/src/main/java/org/apache/jackrabbit/oak/plugins/index/lucene/IndexPlanner.java
    
jackrabbit/oak/branches/1.4/oak-lucene/src/test/java/org/apache/jackrabbit/oak/plugins/index/lucene/IndexPlannerTest.java

Propchange: jackrabbit/oak/branches/1.4/
------------------------------------------------------------------------------
--- svn:mergeinfo (original)
+++ svn:mergeinfo Wed Aug  2 08:11:14 2017
@@ -1,4 +1,4 @@
 /jackrabbit/oak/branches/1.0:1665962
 /jackrabbit/oak/branches/1.6:1802566
-/jackrabbit/oak/trunk:1733615,1733875,1733913,1733929,1734230,1734254,1734279,1734941,1735052,1735081,1735109,1735141,1735267,1735405,1735484,1735549,1735564,1735588,1735622,1735638,1735919,1735983,1736176,1737309-1737310,1737334,1737349,1737998,1738004,1738136,1738138,1738207,1738234,1738252,1738775,1738795,1738833,1738950,1738957,1738963,1739712,1739760,1739867,1739894,1739959-1739960,1740114,1740116,1740250,1740333,1740349,1740360,1740625-1740626,1740774,1740837,1740879,1740971,1741016,1741032,1741339,1741343,1742077,1742117,1742125,1742363,1742520,1742888,1742916,1743097,1743172,1743343,1743674,1744265,1744292,1744589,1744670,1744672,1744959,1745038,1745127,1745197,1745336,1745368,1746086,1746117,1746342,1746345,1746408,1746634,1746696,1746981,1747198,1747200,1747341-1747342,1747380,1747387,1747406,1747492,1747512,1747654,1748505,1748553,1748722,1748870,1749275,1749350,1749424,1749443,1749464,1749475,1749645,1749662,1749815,1749872,1749875,1749899,1750052,1750076-1750077,1750287
 
,1750457,1750462,1750465,1750495,1750626,1750809,1750886-1750887,1751396,1751410,1751419,1751445-1751446,1751478,1751748,1751753,1751755,1751871,1752198,1752202,1752259,1752273-1752274,1752283,1752292,1752438,1752447-1752448,1752508,1752596,1752616,1752659,1752672,1753262,1753331-1753332,1753335-1753336,1753355,1753444,1754117,1754239,1755157,1755191,1756505-1756506,1756520,1756580,1757119,1757166,1758213,1758713,1759433,1759754,1759795,1759826,1760326,1760340,1760373,1760387,1760486,1760492,1760494,1760661-1760662,1760677,1760701,1760709,1760946,1761412,1761444,1761571,1761762,1761787,1761866,1761876,1762453,1762612,1762632,1762635,1762825,1763347,1763355-1763356,1763378,1763465,1763735,1764475,1764678,1764705,1764814,1764898,1765817,1765983,1766071,1766390,1766423,1766496,1766519,1766554,1766644,1767025,1767265,1767502,1767704,1768446,1768637,1769078,1769939-1769940,1770694,1770982,1771022,1771093,1771098,1771739,1771852,1771870,1771902,1772155,1772162,1772228,1772593,1772768,1772
 
906,1773190,1774497,1774787,1775474,1775622,1775628,1775757,1778112,1778423,1778968,1779137,1779478,1780388,1780424,1780538,1780543,1781068,1781075,1781386,1781846,1781907,1782476,1782966,1783066,1783089,1783104-1783105,1783110,1783619,1783720,1783738,1783773,1783855,1783891,1784023,1784034,1784130,1784251,1784551,1784574,1784689,1785283,1785946,1787074,1787217,1787425,1789056,1792463,1792742,1793013,1793088,1793644,1795314,1795330,1795475,1795488,1795491,1795613,1795618,1796144,1798035,1798834,1799219,1799389,1799924,1800974,1802548,1802973,1803026
+/jackrabbit/oak/trunk:1733615,1733875,1733913,1733929,1734230,1734254,1734279,1734941,1735052,1735081,1735109,1735141,1735267,1735405,1735484,1735549,1735564,1735588,1735622,1735638,1735919,1735983,1736176,1737309-1737310,1737334,1737349,1737998,1738004,1738136,1738138,1738207,1738234,1738252,1738775,1738795,1738833,1738950,1738957,1738963,1739712,1739760,1739867,1739894,1739959-1739960,1740114,1740116,1740250,1740333,1740349,1740360,1740625-1740626,1740774,1740837,1740879,1740971,1741016,1741032,1741339,1741343,1742077,1742117,1742125,1742363,1742520,1742888,1742916,1743097,1743172,1743343,1743674,1744265,1744292,1744589,1744670,1744672,1744959,1745038,1745127,1745197,1745336,1745368,1746086,1746117,1746342,1746345,1746408,1746634,1746696,1746981,1747198,1747200,1747341-1747342,1747380,1747387,1747406,1747492,1747512,1747654,1748505,1748553,1748722,1748870,1749275,1749350,1749424,1749443,1749464,1749475,1749645,1749662,1749815,1749872,1749875,1749899,1750052,1750076-1750077,1750287
 
,1750457,1750462,1750465,1750495,1750626,1750809,1750886-1750887,1751396,1751410,1751419,1751445-1751446,1751478,1751748,1751753,1751755,1751871,1752198,1752202,1752259,1752273-1752274,1752283,1752292,1752438,1752447-1752448,1752508,1752596,1752616,1752659,1752672,1753262,1753331-1753332,1753335-1753336,1753355,1753444,1754117,1754239,1755157,1755191,1756505-1756506,1756520,1756580,1757119,1757166,1758213,1758713,1759433,1759754,1759795,1759826,1760326,1760340,1760373,1760387,1760486,1760492,1760494,1760661-1760662,1760677,1760701,1760709,1760946,1761412,1761444,1761571,1761762,1761787,1761866,1761876,1762453,1762612,1762632,1762635,1762825,1763347,1763355-1763356,1763378,1763465,1763735,1764475,1764678,1764705,1764814,1764898,1765817,1765983,1766071,1766390,1766423,1766496,1766519,1766554,1766644,1767025,1767265,1767502,1767704,1768446,1768637,1769078,1769939-1769940,1770694,1770982,1771022,1771093,1771098,1771739,1771852,1771870,1771902,1772155,1772162,1772228,1772593,1772768,1772
 
906,1773190,1774497,1774787,1775474,1775622,1775628,1775757,1778112,1778423,1778968,1779137,1779478,1780388,1780424,1780538,1780543,1781068,1781075,1781386,1781846,1781907,1782476,1782966,1783066,1783089,1783104-1783105,1783110,1783619,1783720,1783738,1783773,1783855,1783891,1784023,1784034,1784130,1784251,1784551,1784574,1784689,1785283,1785946,1787074,1787217,1787425,1789056,1792463,1792742,1793013,1793088,1793644,1795314,1795330,1795475,1795488,1795491,1795613,1795618,1796144,1798035,1798834,1799219,1799389,1799924,1800974,1801011,1801013,1802548,1802973,1803026
 /jackrabbit/trunk:1345480

Modified: 
jackrabbit/oak/branches/1.4/oak-lucene/src/main/java/org/apache/jackrabbit/oak/plugins/index/lucene/IndexPlanner.java
URL: 
http://svn.apache.org/viewvc/jackrabbit/oak/branches/1.4/oak-lucene/src/main/java/org/apache/jackrabbit/oak/plugins/index/lucene/IndexPlanner.java?rev=1803776&r1=1803775&r2=1803776&view=diff
==============================================================================
--- 
jackrabbit/oak/branches/1.4/oak-lucene/src/main/java/org/apache/jackrabbit/oak/plugins/index/lucene/IndexPlanner.java
 (original)
+++ 
jackrabbit/oak/branches/1.4/oak-lucene/src/main/java/org/apache/jackrabbit/oak/plugins/index/lucene/IndexPlanner.java
 Wed Aug  2 08:11:14 2017
@@ -59,6 +59,7 @@ import static org.apache.jackrabbit.oak.
 import static org.apache.jackrabbit.oak.spi.query.QueryIndex.OrderEntry;
 
 class IndexPlanner {
+    private static final String FLAG_ENTRY_COUNT = 
"oak.lucene.useActualEntryCount";
     private static final Logger log = 
LoggerFactory.getLogger(IndexPlanner.class);
     private final IndexDefinition definition;
     private final Filter filter;
@@ -66,6 +67,15 @@ class IndexPlanner {
     private final List<OrderEntry> sortOrder;
     private IndexNode indexNode;
     private PlanResult result;
+    private static boolean useActualEntryCount = false;
+
+    static {
+        useActualEntryCount = 
Boolean.parseBoolean(System.getProperty(FLAG_ENTRY_COUNT, "false"));
+        if (!useActualEntryCount) {
+            log.info("System property {} found to be false. IndexPlanner would 
use a default entryCount of 1000 instead" +
+                    " of using the actual entry count", FLAG_ENTRY_COUNT);
+        }
+    }
 
     public IndexPlanner(IndexNode indexNode,
                         String indexPath,
@@ -107,6 +117,11 @@ class IndexPlanner {
                 '}';
     }
 
+    //For tests
+    static void setUseActualEntryCount(boolean useActualEntryCount) {
+        IndexPlanner.useActualEntryCount = useActualEntryCount;
+    }
+
     private IndexPlan.Builder getPlanBuilder() {
         log.trace("Evaluating plan with index definition {}", definition);
         FullTextExpression ft = filter.getFullTextConstraint();
@@ -462,14 +477,23 @@ class IndexPlanner {
     }
 
     private long estimatedEntryCount() {
+        int numOfDocs = getReader().numDocs();
+        if (useActualEntryCount) {
+            return definition.isEntryCountDefined() ? 
definition.getEntryCount() : numOfDocs;
+        } else {
+            return estimatedEntryCount_Compat(numOfDocs);
+        }
+    }
+
+    private long estimatedEntryCount_Compat(int numOfDocs) {
         //Other index only compete in case of property indexes. For fulltext
         //index return true count so as to allow multiple property indexes
         //to be compared fairly
         FullTextExpression ft = filter.getFullTextConstraint();
         if (ft != null && definition.isFullTextEnabled()){
-            return definition.getFulltextEntryCount(getReader().numDocs());
+            return definition.getFulltextEntryCount(numOfDocs);
         }
-        return Math.min(definition.getEntryCount(), getReader().numDocs());
+        return Math.min(definition.getEntryCount(), numOfDocs);
     }
 
     private String getPathPrefix() {

Modified: 
jackrabbit/oak/branches/1.4/oak-lucene/src/test/java/org/apache/jackrabbit/oak/plugins/index/lucene/IndexPlannerTest.java
URL: 
http://svn.apache.org/viewvc/jackrabbit/oak/branches/1.4/oak-lucene/src/test/java/org/apache/jackrabbit/oak/plugins/index/lucene/IndexPlannerTest.java?rev=1803776&r1=1803775&r2=1803776&view=diff
==============================================================================
--- 
jackrabbit/oak/branches/1.4/oak-lucene/src/test/java/org/apache/jackrabbit/oak/plugins/index/lucene/IndexPlannerTest.java
 (original)
+++ 
jackrabbit/oak/branches/1.4/oak-lucene/src/test/java/org/apache/jackrabbit/oak/plugins/index/lucene/IndexPlannerTest.java
 Wed Aug  2 08:11:14 2017
@@ -49,7 +49,7 @@ import org.apache.lucene.index.IndexWrit
 import org.apache.lucene.index.IndexWriterConfig;
 import org.apache.lucene.store.Directory;
 import org.apache.lucene.store.RAMDirectory;
-import org.junit.Ignore;
+import org.junit.After;
 import org.junit.Test;
 
 import static com.google.common.base.Preconditions.checkNotNull;
@@ -84,6 +84,11 @@ public class IndexPlannerTest {
 
     private NodeBuilder builder = root.builder();
 
+    @After
+    public void cleanup(){
+        IndexPlanner.setUseActualEntryCount(false);
+    }
+
     @Test
     public void planForSortField() throws Exception{
         NodeBuilder defn = newLucenePropertyIndexDefinition(builder, "test", 
of("foo"), "async");
@@ -338,6 +343,39 @@ public class IndexPlannerTest {
     }
 
     @Test
+    public void propertyIndexCostActualOverriddenByEntryCount() throws 
Exception{
+        NodeBuilder defn = newLucenePropertyIndexDefinition(builder, "test", 
of("foo"), "async");
+        long entryCount = IndexDefinition.DEFAULT_ENTRY_COUNT - 100;
+        defn.setProperty(IndexConstants.ENTRY_COUNT_PROPERTY_NAME, entryCount);
+
+        long numofDocs = IndexDefinition.DEFAULT_ENTRY_COUNT + 100;
+
+        IndexNode node = createIndexNode(new IndexDefinition(root, 
defn.getNodeState()), numofDocs);
+        FilterImpl filter = createFilter("nt:base");
+        filter.restrictProperty("foo", Operator.EQUAL, 
PropertyValues.newString("bar"));
+        IndexPlanner planner = new IndexPlanner(node, "/foo", filter, 
Collections.<OrderEntry>emptyList());
+        QueryIndex.IndexPlan plan = planner.getPlan();
+
+        assertEquals(entryCount, plan.getEstimatedEntryCount());
+    }
+
+    @Test
+    public void propertyIndexCostActualByDefault() throws Exception{
+        IndexPlanner.setUseActualEntryCount(true);
+        NodeBuilder defn = newLucenePropertyIndexDefinition(builder, "test", 
of("foo"), "async");
+
+        long numofDocs = IndexDefinition.DEFAULT_ENTRY_COUNT + 100;
+
+        IndexNode node = createIndexNode(new IndexDefinition(root, 
defn.getNodeState()), numofDocs);
+        FilterImpl filter = createFilter("nt:base");
+        filter.restrictProperty("foo", Operator.EQUAL, 
PropertyValues.newString("bar"));
+        IndexPlanner planner = new IndexPlanner(node, "/foo", filter, 
Collections.<OrderEntry>emptyList());
+        QueryIndex.IndexPlan plan = planner.getPlan();
+
+        assertEquals(numofDocs, plan.getEstimatedEntryCount());
+    }
+
+    @Test
     public void fulltextIndexCost() throws Exception{
         NodeBuilder index = builder.child(INDEX_DEFINITIONS_NAME);
         NodeBuilder defn = newLuceneIndexDefinition(index, "lucene",


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