[
https://issues.apache.org/jira/browse/SOLR-9141?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15302079#comment-15302079
]
Minoru Osuka commented on SOLR-9141:
------------------------------------
[~joel.bernstein], +1. ((Number)bucket.get("count")).longValue(); seems faster
than my patch (on my Macbook).
{noformat}
package test;
import java.util.ArrayList;
import java.util.List;
public class CastTest {
public static void main(String[] args) {
List<Object> objList = new ArrayList<Object>();
for (int i = 0; i < 10000; i++) {
objList.add(new Integer(i));
}
long start = System.nanoTime();
for (Object obj : objList) {
long l = new Long(obj.toString()).longValue();
}
long end = System.nanoTime();
System.out.println(String.format("new
Long(obj.toString()).longValue(); : %1$,10d ns", (end - start)));
start = System.nanoTime();
for (Object obj : objList) {
long l = ((Number)obj).longValue();
}
end = System.nanoTime();
System.out.println(String.format("((Number)obj).longValue();
: %1$,10d ns", (end - start)));
}
}
{noformat}
{noformat}
new Long(obj.toString()).longValue(); : 11,301,332 ns
((Number)obj).longValue(); : 831,366 ns
{noformat}
> ClassCastException occurs in /sql handler with GROUP BY aggregationMode=facet
> and single shard
> ----------------------------------------------------------------------------------------------
>
> Key: SOLR-9141
> URL: https://issues.apache.org/jira/browse/SOLR-9141
> Project: Solr
> Issue Type: Bug
> Components: Parallell SQL
> Affects Versions: 6.0
> Reporter: Minoru Osuka
> Assignee: Joel Bernstein
> Attachments: SOLR-9141-test.patch, SOLR-9141-test.patch,
> SOLR-9141.patch
>
>
> ClassCastException occurs in /sql request handler using -ORDER BY- GROUP BY
> clause.
> {noformat}
> $ curl --data-urlencode "stmt=select count(*) from access_log"
> "http://localhost:8983/solr/access_log/sql?aggregationMode=facet";
> {"result-set":{"docs":[
> {"count(*)":1309},
> {"EOF":true,"RESPONSE_TIME":239}]}}
> $ curl --data-urlencode 'stmt=select response, count(*) as count from
> access_log group by response'
> "http://localhost:8983/solr/access_log/sql?aggregationMode=facet";
> {"result-set":{"docs":[
> {"EXCEPTION":"java.lang.ClassCastException: java.lang.Integer cannot be cast
> to java.lang.Long","EOF":true,"RESPONSE_TIME":53}]}}
> {noformat}
> See following error messages:
> {noformat}
> 2016-05-19 10:18:06.477 ERROR (qtp1791930789-21) [c:access_log s:shard1
> r:core_node1 x:access_log_shard1_replica1] o.a.s.c.s.i.s.ExceptionStream
> java.io.IOException: java.lang.ClassCastException: java.lang.Integer cannot
> be cast to java.lang.Long
> at
> org.apache.solr.client.solrj.io.stream.FacetStream.open(FacetStream.java:300)
> at
> org.apache.solr.handler.SQLHandler$LimitStream.open(SQLHandler.java:1265)
> at
> org.apache.solr.client.solrj.io.stream.SelectStream.open(SelectStream.java:153)
> at
> org.apache.solr.handler.SQLHandler$MetadataStream.open(SQLHandler.java:1511)
> at
> org.apache.solr.client.solrj.io.stream.ExceptionStream.open(ExceptionStream.java:47)
> at
> org.apache.solr.handler.StreamHandler$TimerStream.open(StreamHandler.java:362)
> at
> org.apache.solr.response.TextResponseWriter.writeTupleStream(TextResponseWriter.java:301)
> at
> org.apache.solr.response.TextResponseWriter.writeVal(TextResponseWriter.java:167)
> at
> org.apache.solr.response.JSONWriter.writeNamedListAsMapWithDups(JSONResponseWriter.java:183)
> at
> org.apache.solr.response.JSONWriter.writeNamedList(JSONResponseWriter.java:299)
> at
> org.apache.solr.response.JSONWriter.writeResponse(JSONResponseWriter.java:95)
> at
> org.apache.solr.response.JSONResponseWriter.write(JSONResponseWriter.java:60)
> at
> org.apache.solr.response.QueryResponseWriterUtil.writeQueryResponse(QueryResponseWriterUtil.java:65)
> at
> org.apache.solr.servlet.HttpSolrCall.writeResponse(HttpSolrCall.java:725)
> at org.apache.solr.servlet.HttpSolrCall.call(HttpSolrCall.java:469)
> at
> org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:229)
> at
> org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:184)
> at
> org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1676)
> at
> org.eclipse.jetty.servlets.CrossOriginFilter.handle(CrossOriginFilter.java:308)
> at
> org.eclipse.jetty.servlets.CrossOriginFilter.doFilter(CrossOriginFilter.java:262)
> at
> org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1668)
> at
> org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:581)
> at
> org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:143)
> at
> org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:548)
> at
> org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:226)
> at
> org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1160)
> at
> org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:511)
> at
> org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:185)
> at
> org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1092)
> at
> org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:141)
> at
> org.eclipse.jetty.server.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:213)
> at
> org.eclipse.jetty.server.handler.HandlerCollection.handle(HandlerCollection.java:119)
> at
> org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:134)
> at org.eclipse.jetty.server.Server.handle(Server.java:518)
> at org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:308)
> at
> org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:244)
> at
> org.eclipse.jetty.io.AbstractConnection$ReadCallback.succeeded(AbstractConnection.java:273)
> at org.eclipse.jetty.io.FillInterest.fillable(FillInterest.java:95)
> at
> org.eclipse.jetty.io.SelectChannelEndPoint$2.run(SelectChannelEndPoint.java:93)
> at
> org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.produceAndRun(ExecuteProduceConsume.java:246)
> at
> org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.run(ExecuteProduceConsume.java:156)
> at
> org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:654)
> at
> org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:572)
> at java.lang.Thread.run(Thread.java:745)
> Caused by: java.lang.ClassCastException: java.lang.Integer cannot be cast to
> java.lang.Long
> at
> org.apache.solr.client.solrj.io.stream.FacetStream.fillTuples(FacetStream.java:461)
> at
> org.apache.solr.client.solrj.io.stream.FacetStream.getTuples(FacetStream.java:420)
> at
> org.apache.solr.client.solrj.io.stream.FacetStream.open(FacetStream.java:297)
> ... 43 more
> {noformat}
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