GitHub user manishgupta88 opened a pull request:
https://github.com/apache/incubator-carbondata/pull/641
[WIP] Alter table support for carbondata
As part of this PR following features will be supported.
1. Support alter table result preparation.
2. Support reading data with different block key generators.
3. Support addition of a new column.
4. Support deletion of a column.
5. Support change in data type form INT to BIGINT
6. Support Change of decimal datatype from lower to higher precision.
7. Support filtering on newly added columns.
8. Support rename table
9. Parsing support for the new DDL commands added.
Not supported features as part of this PR.
1. Complex type
2. Column groups
3. Alter table parsing support on spark-1.6
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/manishgupta88/incubator-carbondata
nm_restructure_with_v3_format
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/incubator-carbondata/pull/641.patch
To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:
This closes #641
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commit ffb0631be2c73c453262912ef13f2f7ce9fa33ed
Author: manishgupta88 <tomanishgupt...@gmail.com>
Date: 2017-03-10T05:23:44Z
Following changes are done as part of this commit.
1. Support alter table result preparation.
2. Support reading data with different block key generators.
3. Support addition of a new column.
4. Support deletion of a column.
5. Support change in data type form INT to BIGINT
6. Support Change of decimal datatype from lower to higher precision.
7. Support filtering on newly added columns.
commit 52a365b5e38d4b5a8f8ad6a40701c5c99889b829
Author: nareshpr <prnaresh.nar...@gmail.com>
Date: 2017-03-10T06:00:51Z
Restructure requirement related spark-integration changes
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