Hi Bartosz,
This is not a question about whether the data source supports fixed or
user-defined schema but what schema to use when requested for a streaming
batch in Source.getBatch.
Pozdrawiam,
Jacek Laskowski
https://about.me/JacekLaskowski
"The Internals Of" Online Books
Hi Jacek,
An interesting question! I don't know the exact answer and will be happy to
learn by the way :) Below you can find my understanding for these 2 things,
hoping it helps a little.
For me, we can distinguish 2 different source categories. The first of them
is a source with some fixed
Hi,
I've been developing a data source with a source and sink for Spark
Structured Streaming.
I've got a question about Source.getBatch [1]:
def getBatch(start: Option[Offset], end: Offset): DataFrame
getBatch returns a streaming DataFrame between the offsets so the idiom (?)
is to have a