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Re: Secondary indexes suggestions - HBase - [mail # user]
...Perhaps not dismissive but more focused on indexing at the region.  And it wasn't just you, but also Lars.   Also don't read in to what I am saying as an argument. Its not. ;-P &nb...
   Author: Michael Segel, 2012-08-15, 03:01
Re: Bulk loading job failed when one region server went down in the cluster - HBase - [mail # user]
...Anil,   I don't know if you can call it a bug if you don't have enough memory  available.   I mean if you don't use HBase, then you may have more leeway in terms of  swap...
   Author: Michael Segel, 2012-08-14, 01:59
Re: Encryption in HBase - HBase - [mail # user]
...Hi,  First you have to ask yourself what's the purpose of the encryption. Usually encryption is part of a bigger security implementation, so I  don't think you'll gain much by encr...
   Author: Michael Segel, 2012-08-08, 23:42
Re: CheckAndAppend Feature - HBase - [mail # user]
...Hi Lars,   To be honest its just an initial gut feel.  I haven't thought the issue through and I wonder if there are any  downsides like dead locks or if some code goes awry h...
   Author: Michael Segel, 2012-08-08, 01:25
Re: How to query by rowKey-infix - HBase - [mail # user]
...Hi,   What does your schema look like?   Would it make sense to changing the key to user_id '|' timestamp and  then use the session_id in the column name?     On Aug...
   Author: Michael Segel, 2012-08-03, 12:21
Re: Null row key - HBase - [mail # user]
...Which release?   On Jul 31, 2012, at 5:13 PM, Mohit Anchlia  wrote:  ...
   Author: Michael Segel, 2012-07-31, 23:18
Re: Index building process design - HBase - [mail # user]
...Ok, I'll take a stab at the shorter one. :-)  You can create a base data table which contains your raw data.  Depending on your index... like an inverted table, you can run a  ...
   Author: Michael Segel, 2012-07-23, 23:13
Re: Hbase bkup options - HBase - [mail # user]
...There are a couple of nits...  1) Compression. This will help a bit when moving the files around.   2) Data size.  You may have bandwidth issues.  Moving TBs of data over...
   Author: Michael Segel, 2012-07-23, 23:03
Re: Use of MD5 as row keys - is this safe? - HBase - [mail # user]
...Ethan,  Its not a question of collision attacks, although that is an indication  of the strength of the hash.   Just because both MD5 and SHA-1 yield a key of the same length,...
   Author: Michael Segel, 2012-07-23, 11:55
Re: How to merge regions in HBase? - HBase - [mail # user]
...Find a different row key?   The problem with merging regions is that once you merge the regions, any  net new regions will still have the same problem. So you'll have to  merg...
   Author: Michael Segel, 2012-07-17, 23:15
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