Hi,
My version is 0.14 on Oracle metastore and there is no drop command there.
Table seems to keep partition column stats. So it is just stats table
CREATE TABLE PART_COL_STATS (
CS_ID NUMBER NOT NULL,
DB_NAME VARCHAR2(128) NOT NULL,
TABLE_NAME VARCHAR2(128) NOT NULL,
PARTITION_NAME
Hi hive community,
I am new to Hive and it may be a stupid question but let me know if you
know the answer.
I am attempting to upgrade hive metastore schema from 0.12 to 0.14. The
whole log is here [2]
At the end, VERSION table shows SCHEMA_VERSION 0.14.0. [1] which was 0.12.0
and it seems succe
Owen,
cool. That is great. Thanks
Demai
On Tue, Apr 28, 2015 at 11:10 AM, Owen O'Malley wrote:
> You can also use the C++ reader to read a set of stripes. Look at the
> ReaderOptions.range(offset, length), which selects the range of stripes to
> process in terms of bytes.
>
> .. Owen
>
> On T
You can also use the C++ reader to read a set of stripes. Look at the
ReaderOptions.range(offset, length), which selects the range of stripes to
process in terms of bytes.
.. Owen
On Tue, Apr 28, 2015 at 11:02 AM, Demai Ni wrote:
> Alan and Grant,
>
> many thanks. Grant's comment is exact on th
Alan and Grant,
many thanks. Grant's comment is exact on the point that I am exploring.
A bit background here. I am working on a MPP way to read ORC files through
this C++ API (https://github.com/hortonworks/orc) by Owen and team. The MPP
mechanism is using one(or several) independent process per
In Normal MR job can I configure ( cluster wide) default number of reducers
- if I don't specify any reducers in my job.
Expanding on Alan’s post:
Files are intended to span many blocks and a single file may be read by many
mappers. In order for a file to be read by many mappers, it goes through a
process called input splits which splits the input around hdfs block boundaries.
If a unit of data within a file cros
