xubo245 created CARBONDATA-2144:
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Summary: Optimize 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
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
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