Thank you Stack! -----Original Message----- From: stack [mailto:[EMAIL PROTECTED] Sent: Friday, October 10, 2008 8:54 PM To: hbase-dev@hadoop.apache.org Subject: secondary index using lucene WAS -> Re: [jira] Commented: (HBASE-883) Secondary Indexes
(I changed the subject so the folks who might be working on a secondary index using lucene might notice Ding Hui's question -- St.Ack) Ding, Hui wrote: > I am wondering what's the status of this doing secondary indexing with > lucene? > Is there anyway to follow with the progress? > > Thx! > > -----Original Message----- > From: stack (JIRA) [mailto:[EMAIL PROTECTED] > Sent: Thursday, September 25, 2008 2:58 PM > To: hbase-dev@hadoop.apache.org > Subject: [jira] Commented: (HBASE-883) Secondary Indexes > > > [ > https://issues.apache.org/jira/browse/HBASE-883?page=com.atlassian.jira. > plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12634648# > action_12634648 ] > > stack commented on HBASE-883: > ----------------------------- > > Hey Clint: > > Highlevel, talk on the list has made mention of secondary indices done > using lucene rather than keeping a second table. Because of this, one > suggestion to consider -- non-binding, just a suggestion -- is that you > might include the type of your secondary index -- i.e. table index -- > when naming classes, etc. For example, IndexedRegionServer should > perhaps become TableIndexedRegionServer (bit of a mouthful -- maybe you > have a better name) or maybe better, just change your package name -- > use tableindexed or tindexed instead of indexed -- so its clear how your > secondary index is implemented. > > In HTD: > > + Is this inclusion intentional: '+ public static final String > ROW_KEY_COMPARATOR = "ROW_KEY_COMPARATOR";'? Is this leak from another > patch? Same for HSK.java.... and setRowKeyComparator in HTD, etc. > + You have to copy '+ static private byte[] format(final int number) {' > from PerformanceEvaluation because its inaccessible? I'd suggest change > access on PE so you don't have to duplicate. > > ... more to follow > > > >> Secondary Indexes >> ----------------- >> >> Key: HBASE-883 >> URL: https://issues.apache.org/jira/browse/HBASE-883 >> Project: Hadoop HBase >> Issue Type: New Feature >> Components: client, regionserver >> Reporter: Clint Morgan >> Assignee: Clint Morgan >> Attachments: hbase-883.patch >> >> >> I'm working on a secondary index impl. The basic idea is to maintain a >> > separate table per index. > >
