hbase-user mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From yonghu <yongyong...@gmail.com>
Subject Re: A question of storage structure for memstore?
Date Mon, 22 Oct 2012 14:13:20 GMT
Thanks for your responses.

yong


On Mon, Oct 22, 2012 at 3:05 PM, Anoop Sam John <anoopsj@huawei.com> wrote:
> To be precise there will be one memstore per family per region..
> If table having 2 CFs and there are 10 regions for that table then totally 2*10=20 memstores..
>
> -Anoop-
> ________________________________________
> From: Kevin O'dell [kevin.odell@cloudera.com]
> Sent: Monday, October 22, 2012 5:55 PM
> To: user@hbase.apache.org
> Subject: Re: A question of storage structure for memstore?
>
> Yes, there will be two memstores if you have two CFs.
> On Oct 22, 2012 7:25 AM, "yonghu" <yongyong313@gmail.com> wrote:
>
>> Dear All,
>>
>> In the description it mentions that a Store file (per column family)
>> is composed of one memstore and a set of HFiles. Does it imply that
>> for every column family there is a corresponding memstore? For
>> example. if a table has 2 column families, there will be 2 memstores
>> in memory?
>>
>> regards!
>>
>> Yong
>>

Mime
View raw message