Re: [VOTE] The 4th HBase 0.98.1 release candidate (RC3) is available for download

2014-03-31 Thread ramkrishna vasudevan
+1 on the RC. Checked the signature. Downloaded the source, built and ran the testcases. Ran Integration Tests with ACL and Visibility labels. Everything looks fine. Compaction, flushes etc too. Regards Ram On Tue, Apr 1, 2014 at 2:14 AM, Elliott Clark wrote: > +1 > > Checked the hash > Chec

Re: Querying Hbase table from Hive without mounting

2014-03-31 Thread kulkarni.swar...@gmail.com
Hi Manju, If I am understanding correctly what you are trying to do, there is no current great to achieve that with the existing hive hbase integration. Ofcourse you can read and write data to HBase like you mentioned, but that is pretty much it. If you need more fine grained access like accessing

Re: Blockcache Eviction on Write?

2014-03-31 Thread Stack
On Mon, Mar 31, 2014 at 4:06 PM, Rendon, Carlos (KBB) wrote: > As far as I can tell the cache on write settings are more global than > just the table in question. > > https://hbase.apache.org/book/config.files.html > > > That is correct. BlockCache is by the server currently. There are no per-

Re: Maven dependency for HBase 0.96

2014-03-31 Thread Artem Ervits
I usually look at imports and use native IDE auto suggest to search maven. For my examples I end up having hbase-client version 0.96.1-hadoop2. Artem Ervits Data Analyst New York Presbyterian Hospital - Original Message - From: rakesh rakshit [mailto:ihavethepotent...@gmail.com] Sent: T

RE: Blockcache Eviction on Write?

2014-03-31 Thread Rendon, Carlos (KBB)
As far as I can tell the cache on write settings are more global than just the table in question. https://hbase.apache.org/book/config.files.html Is there a table-level option or API level option I’m not aware of? -Carlos From: saint@gmail.com [mailto:saint@gmail.com] On Behalf Of Stack

Re: Blockcache Eviction on Write?

2014-03-31 Thread Stack
On Mon, Mar 31, 2014 at 10:37 AM, Rendon, Carlos (KBB) wrote: > Table does not exist yet. I'm expecting random access across the rowkey > namespace. I also expect bursts of access to a given row, all of which will > change its contents and also read it. > > My question is from reading here: > http

Re: Querying Hbase table from Hive without mounting

2014-03-31 Thread Manju M
Usually to access Hbase from Hive, you will map Hbase table using .HBaseStorageHandler and specifying Hbase table in TBLPROPERTIES. But my question is ..I have to Access Hbase records directly . INSERT OVERWRITE TABLE top_cool_hbase SELECT name, map(`date`, cast(coolness as int)) FROM* top_cool

Re: [VOTE] The 4th HBase 0.98.1 release candidate (RC3) is available for download

2014-03-31 Thread Elliott Clark
+1 Checked the hash Checked the tar layout. Played with a single node. Everything seemed good after ITBLL On Mon, Mar 31, 2014 at 9:23 AM, Stack wrote: > +1 > > The hash is good. Doc. and layout looks good. UI seems fine. > > Ran on small cluster w/ default hadoop 2.2 in hbase against a tip

Re: Querying Hbase table from Hive without mounting

2014-03-31 Thread kulkarni.swar...@gmail.com
Can you elaborate a little on what exactly you mean by "mounting"? The least you will need to have hbase data query able in hive is to create an external table on top of it. On Mon, Mar 31, 2014 at 2:11 PM, Manju M wrote: > Without mapping /mounting the hbase table , how can I access and query >

Querying Hbase table from Hive without mounting

2014-03-31 Thread Manju M
Without mapping /mounting the hbase table , how can I access and query hbase table ?

RE: Blockcache Eviction on Write?

2014-03-31 Thread Rendon, Carlos (KBB)
Table does not exist yet. I'm expecting random access across the rowkey namespace. I also expect bursts of access to a given row, all of which will change its contents and also read it. My question is from reading here: https://hbase.apache.org/book/regionserver.arch.html#block.cache that block

Re: [VOTE] The 4th HBase 0.98.1 release candidate (RC3) is available for download

2014-03-31 Thread Stack
+1 The hash is good. Doc. and layout looks good. UI seems fine. Ran on small cluster w/ default hadoop 2.2 in hbase against a tip of the branch hadoop 2.4 cluster. Seems to basically work (small big linked list test worked). TSDB seems to work fine against this RC. I don't mean to be stealin

Re: Query HBase : Scan : Fwd: [New comment] HBase shell commands

2014-03-31 Thread Ted Yu
For #1, please take a look at the following method in HTable: public boolean checkAndPut(final byte [] row, final byte [] family, final byte [] qualifier, final byte [] value, final Put put) For #2, can you clarify your goal ? Java API provides stronger capability compared to she

Query HBase : Scan : Fwd: [New comment] HBase shell commands

2014-03-31 Thread Pritesh Prajapati
*As we had configured HBase 0.94.1 pseudo Distributed mode Hadoop 1.0.3 & It's working fine.* *we have several queries ..* *1.How to perform search operation with particular Value & Compare it within the HBase ? * *i.e. We stored XYZ value in HBase now for next time before storing New Value in HBa

RE: bulk load

2014-03-31 Thread rajeshbabu chintaguntla
Hi Aishwarya, you can pass multiple column families also. Ex: -Dimporttsv.columns=HBASE_ROW_KEY,cf1:c1,cf2:c2 The below link provides you more information. http://hbase.apache.org/book/ops_mgt.html#importtsv if you want to divide the table into regions you can create table with split keys. http

Re: hbase replication for higher availability

2014-03-31 Thread Jeff Storey
Thank you for the input. On Sun, Mar 30, 2014 at 8:10 PM, Vladimir Rodionov wrote: > It can be viable approach if you can keep replication lag under control. > > > I'm not sure how the java api deals with reading from a region server > that > > is in the process of failing over? Is there a way t

Re: [VOTE] The 4th HBase 0.98.1 release candidate (RC3) is available for download

2014-03-31 Thread Anoop John
+1 Checked signature. Ran unit test. Tested per cell acl feature Looks good Anoop On Monday, March 31, 2014, Andrew Purtell wrote: > +1 > > Unit test suite passes 100% 25 times out of 25 runs. > > Cluster testing looks good with LoadTestTool, YCSB, ITI, and ITIBLL. > > An informal performance te

Re: [VOTE] The 4th HBase 0.98.1 release candidate (RC3) is available for download

2014-03-31 Thread Andrew Purtell
+1 Unit test suite passes 100% 25 times out of 25 runs. Cluster testing looks good with LoadTestTool, YCSB, ITI, and ITIBLL. An informal performance test on a small cluster comparing 0.98.0 and 0.98.1 indicates no serious perf regressions. See email to dev@ titled "Comparsion between 0.98.0 and