carbondata-issues mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From "xubo245 (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (CARBONDATA-2144) There are some improper place in pre-aggregate documentation
Date Sun, 11 Feb 2018 04:19:00 GMT

     [ https://issues.apache.org/jira/browse/CARBONDATA-2144?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

xubo245 updated CARBONDATA-2144:
--------------------------------
    Summary: There are some improper place in pre-aggregate documentation  (was: Optimize
pre-aggregate documentation)

> There are some improper place in pre-aggregate documentation
> ------------------------------------------------------------
>
>                 Key: CARBONDATA-2144
>                 URL: https://issues.apache.org/jira/browse/CARBONDATA-2144
>             Project: CarbonData
>          Issue Type: Improvement
>          Components: docs
>            Reporter: xubo245
>            Assignee: xubo245
>            Priority: Major
>
> Optimize pre-aggregate documentation:
> * add blank space
> * upper case
> like:
> Carbondata supports pre aggregating of data so that OLAP kind of queries can fetch data
much faster.Aggregate tables are created as datamaps so that the handling is as efficient
as other indexing support.Users can create as many aggregate tables they require as datamaps
to improve their query performance,provided the storage requirements and loading speeds are
acceptable.
> For main table called sales which is defined as
> CREATE TABLE sales (
> order_time timestamp,
> user_id string,
> sex string,
> country string,
> quantity int,
> price bigint)
> STORED BY 'carbondata')
> need to 



--
This message was sent by Atlassian JIRA
(v7.6.3#76005)

Mime
View raw message