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Re: Scan performance - HBase - [mail # user]
...Hi Tony, Have you had a look at Phoenix(https://github.com/forcedotcom/phoenix), a SQL skin over HBase? It has a skip scan that will let you model a multi part row key and skip through it ef...
   Author: James Taylor, 2013-06-22, 17:17
[expand - 4 more] - Re: querying hbase - HBase - [mail # user]
...These approaches all sound somewhat brittle and unlikely to be relied on  for a production system (more here:  https://issues.apache.org/jira/browse/HBASE-8607). Sounds like a roll...
   Author: James Taylor, 2013-06-01, 20:20
Re: Couting number of records in a HBase table - HBase - [mail # user]
...Another option is Phoenix (https://github.com/forcedotcom/phoenix),  where you'd do      SELECT count(*) FROM my_table  Regards, James  On 05/28/2013 03:25 PM, ...
   Author: James Taylor, 2013-05-28, 22:45
[expand - 3 more] - Re: [ANNOUNCE] Phoenix 1.2 is now available - HBase - [mail # user]
...Our coprocessors are all in com.salesforce.phoenix.coprocessor. The  particular one that handles TopN is ScanRegionObserver. The expression evaluation classes are in  com.salesforc...
   Author: James Taylor, 2013-05-20, 15:56
Re: Some Hbase questions - HBase - [mail # user]
...Hi Vivek, Take a look at the SQL skin for HBase called Phoenix  (https://github.com/forcedotcom/phoenix). Instead of using the native  HBase client, you use regular JDBC and Phoeni...
   Author: James Taylor, 2013-05-19, 17:39
Re: Get all rows that DON'T have certain qualifiers - HBase - [mail # user]
...Hi Amit, Using Phoenix, the SQL skin over HBase (https://github.com/forcedotcom/phoenix), you'd do this:  select * from myTable where value1 is null or value2 is null  Regards, Jam...
   Author: James Taylor, 2013-05-14, 15:39
[expand - 1 more] - Re: [DISCUSS] Namespace Delimiter - HBase - [mail # dev]
...Sorry, didn't explain the current Phoenix behavior correctly. Phoenix  uses "." in table names currently by combining the  and   together with a "." as the separator.  Fo...
   Author: James Taylor, 2013-05-08, 19:02
[expand - 3 more] - Re: Coprocessors - HBase - [mail # user]
...Sudarshan, Below are the results that Mujtaba put together. He put together two version of your schema: one with the ATTRIBID as part of the row key and one with it as a key value. He also b...
   Author: James Taylor, 2013-05-02, 00:01
Re: Very poor read performance with composite keys in hbase - HBase - [mail # user]
...Have you had a look at Phoenix (https://github.com/forcedotcom/phoenix)? It'll use all of the parts of your row key and depending on how much data you're returning back to the client, will q...
   Author: James Taylor, 2013-04-30, 21:15
Re: Read access pattern - HBase - [mail # user]
...bq. The downside that I see, is the bucket_number that we have to  maintain both at time or reading/writing and update it in case of  cluster restructuring.  I agree that this...
   Author: James Taylor, 2013-04-30, 16:40
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