GitHub user brkyvz opened a pull request:
https://github.com/apache/spark/pull/12320
[SPARK-14555] First cut of Python API for Structured Streaming
## What changes were proposed in this pull request?
This patch provides a first cut of python APIs for structured streaming.
This PR provides the new classes:
- ContinuousQuery
- Trigger
- ProcessingTime
in pyspark under `pyspark.sql.streaming`.
In addition, it contains the new methods added under:
- `DataFrameWriter`
a) `startStream`
b) `trigger`
c) `queryName`
- `DataFrameReader`
a) `stream`
- `DataFrame`
a) `isStreaming`
This PR also contains some very minor doc fixes in the Scala side.
## How was this patch tested?
Python doc tests
TODO:
- [ ] verify Python docs look good
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/brkyvz/spark stream-python
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/12320.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 #12320
----
commit 043ab9d5a6c1aa47822f86037d8de20573de945e
Author: Burak Yavuz <[email protected]>
Date: 2016-04-12T03:11:03Z
added python API for streaming dataframes
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