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SOLR-2068: optimize group by string 

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1038327 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Yonik Seeley 2010-11-23 20:33:26 +00:00
parent bcf1dcccbe
commit 2867ab831e
1 changed files with 7 additions and 3 deletions
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10
solr/src/java/org/apache/solr/search/Grouping.java
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@ -168,7 +168,7 @@ public class Grouping {
int docsToCollect = getMax(groupOffset, docsPerGroup, maxDoc); int docsToCollect = getMax(groupOffset, docsPerGroup, maxDoc);
docsToCollect = Math.max(docsToCollect, 1); docsToCollect = Math.max(docsToCollect, 1);
if (false && groupBy instanceof StrFieldSource) { if (groupBy instanceof StrFieldSource) {
collector2 = new Phase2StringGroupCollector(collector, groupBy, context, groupSort, docsToCollect, needScores, offset); collector2 = new Phase2StringGroupCollector(collector, groupBy, context, groupSort, docsToCollect, needScores, offset);
} else { } else {
collector2 = new Phase2GroupCollector(collector, groupBy, context, groupSort, docsToCollect, needScores, offset); collector2 = new Phase2GroupCollector(collector, groupBy, context, groupSort, docsToCollect, needScores, offset);
@ -739,8 +739,12 @@ class Phase2StringGroupCollector extends Phase2GroupCollector {
ordSet.clear(); ordSet.clear();
for (SearchGroupDocs group : groupMap.values()) { for (SearchGroupDocs group : groupMap.values()) {
int ord = index.binarySearchLookup(((MutableValueStr)group.groupValue).value, spare); MutableValueStr gv = (MutableValueStr)group.groupValue;
if (ord > 0) { int ord = 0;
if (gv.exists) {
ord = index.binarySearchLookup(((MutableValueStr)group.groupValue).value, spare);
}
if (ord >= 0) {
int slot = ordSet.put(ord); int slot = ordSet.put(ord);
groups[slot] = group; groups[slot] = group;
} }