GitHub user xuanyuanking opened a pull request:
https://github.com/apache/spark/pull/22878
[SPARK-25789][SQL] Support for Dataset of Avro
## What changes were proposed in this pull request?
Please credit to @bdrillard cause this mainly based on his previous work.
Support for Dataset of Avro records in an API that would allow the user to
provide a class to an Encoder for Avro, analogous to the Bean encoder.
- Add `ObjectCast` and `InitializeAvroObject` expression
- Add an AvroEncoder for Datasets of Avro records to Spark
## How was this patch tested?
Add UT in AvroSuite.scala and manual test by modified SQLExample with
external avro package.
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/xuanyuanking/spark SPARK-25789
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/22878.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 #22878
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commit c70ddb340c58ccd193df60496fe57262e15cf31a
Author: Yuanjian Li <xyliyuanjian@...>
Date: 2018-10-29T15:50:14Z
SPARK-25789: Support for Dataset of Avro
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