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From Micah Whitacre <mkwhita...@gmail.com>
Subject Re: Allowed upper limit to HColumnDescriptor.setMaxVersion(..)?
Date Tue, 04 Oct 2011 22:04:58 GMT
Are you surmising that from the description of setting a minimum version?

On Tue, Oct 4, 2011 at 2:31 PM, Doug Meil <doug.meil@explorysmedical.com> wrote:
>
> http://hbase.apache.org/book.html#schema.versions
>
>
> I believe if you set that to 0 it should disable the versioning.
>
>
>
> On 10/4/11 2:21 PM, "Micah Whitacre" <mkwhitacre@gmail.com> wrote:
>
>>I guess what I'm asking is there a way to set "infinite" or no max
>>bounds on versions (e.g. setMaxVersion(-1) possibly)?  Or do I have to
>>call setMaxVersion(Integer.MAX_VALUE) or setMaxVersion(<some large
>>guess>)?  If a large guess is the way to go, what sort of overhead
>>costs might we need to consider when finding the right balance point
>>between room to grow and the maintenance support cost of needing to
>>expand later?
>>
>>We plan on building MapReduce jobs to clean up versions based on some
>>conditions so the value shouldn't get that large but the conditions
>>for cleaning up those versions might be decided by other consumers of
>>the service.  So having room to grow is ideal.
>>
>>On Tue, Oct 4, 2011 at 11:36 AM, Doug Meil
>><doug.meil@explorysmedical.com> wrote:
>>>
>>> Hi there-
>>>
>>> re:  "i don't care store them all"
>>>
>>>
>>> What do you mean?
>>>
>>>
>>>
>>> On 10/4/11 12:20 PM, "Micah Whitacre" <mkwhitacre@gmail.com> wrote:
>>>
>>>>In reading the documentation all I've seen suggestions on how to set
>>>>the value and the default value.  However I haven't seen any
>>>>indication how to set the value to "i don't care store them all" or if
>>>>there is a maximum bounds aside from Integer.MAX_VALUE.  Does anyone
>>>>know?
>>>>
>>>>Thanks,
>>>>Micah
>>>>
>>>>[1] -
>>>>http://hbase.apache.org/apidocs/org/apache/hadoop/hbase/HColumnDescripto
>>>>r.
>>>>html#setMaxVersions(int)
>>>
>>>
>
>

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