Re: indexing question

2009-07-16 Thread Ramesh.Ramasamy
Hi St.Ack, >In 0.19.x, this facility is experimental but works. Does it meant, It may/ not give faster data read, than HTable? In my case, still HTable is giving better performance than IndexedTable (I'm experimenting this with HBase 0.19.1. my sample IndexedTable has 1 Family with 12 qualifier

Inserting data into IndexedTable using MapReduce

2009-07-14 Thread Ramesh.Ramasamy
Hi, I'm am trying to insert data into IndexedTable using MapReduce technique, the MR job run for 3 hrs to insert a dataset into the IndexedTable (note: I haven't successfully inserted the data yet, but the job is completed successfully). When I use the same dataset with HTable, I able to insert

Re: How to delete an Indexed HTable

2009-07-08 Thread Ramesh.Ramasamy
Sorry, I had bug in my code, that throws the TableNotFoundException. This piece of code worked out deleting both tables ('ITable' and 'ITable-A') private static final String TABLENAME = "ITable"; private IndexedTableAdmin admin = new IndexedTableAdmin(getConf()); if (admin.tableExists(B

How to delete an Indexed HTable

2009-07-08 Thread Ramesh.Ramasamy
Hi there, I'm got created an indexed table 'ITable-A' of 'ITable'. I'm using HTable (0.19.1) deleteTable(str) method to delete both tables. But, I'm getting TableNotFoundException, on deleting the 'ITable' after deleting 'ITable'. The reverse too fails.. Is there any other deleteTable(str) which

Re: scanner.next returns null

2009-07-06 Thread Ramesh.Ramasamy
makes sense. > > JG > > On Wed, July 1, 2009 12:10 am, Ramesh.Ramasamy wrote: >> > >> Hi, >> >> >> I'm trying to use any one of the RowFilterIntergace implementation, for >> example PrefixRowFilter in my code. >> >> ('snpTbl' i

Re: help with map-reduce

2009-07-02 Thread Ramesh.Ramasamy
ue is and started to look > into getting a stack dump out of Eclipse but have not yet continued on it. > > Have you added the source or javadoc to the Eclipse configuration for > the hbase jar? Just wondering. > > Lars > > > On 7/1/09 2:35 PM, Ramesh.Ramasamy wrote:

Re: help with map-reduce

2009-07-02 Thread Ramesh.Ramasamy
dump out of Eclipse but have not yet continued on it. > > Have you added the source or javadoc to the Eclipse configuration for > the hbase jar? Just wondering. > > Lars > > > On 7/1/09 2:35 PM, Ramesh.Ramasamy wrote: >> Hi, >> >> I am using Eclipse 3.3,

Re: help with map-reduce

2009-07-01 Thread Ramesh.Ramasamy
Hi, I am using Eclipse 3.3, JDK 1.6.0_12 and Hadoop/Hbase 0.19.1. On coding using some of the filter classes, eclipse hangs, and have no other option to continue it unless kill/restart the process. Does any body figured it out the problem and have a fix? TIA, Ramesh -- View this message in

scanner.next returns null

2009-07-01 Thread Ramesh.Ramasamy
Hi, I'm trying to use any one of the RowFilterIntergace implementation, for example PrefixRowFilter in my code. ('snpTbl' is the HTable reference) int id = 3136824; PrefixRowFilter prf = new PrefixRowFilter(Bytes.toBytes(id+1)); Scanner scanner = snpTbl.getScanner(Bytes