David Gilardi talks with Holden Karau of Google to mine many wonderful nuggets on the future of Spark and find out what might happen if she had a magic wand of awesomeness.

Highlights!

0:15 - Welcoming Holden back to the show

0:30 - So what exactly is going to be in Spark 3? Significant updates to the SQL and Machine Learning (ML) APIs. There are missing pieces in ML API, adding them will cause breaking changes to existing models. One example is support for online model serving.

2:25 - The DataSet API doe

David Gilardi talks with Holden Karau of Google to mine many wonderful nuggets on the future of Spark and find out what might happen if she had a magic wand of awesomeness.

Highlights!

0:15 - Welcoming Holden back to the show

0:30 - So what exactly is going to be in Spark 3? Significant updates to the SQL and Machine Learning (ML) APIs. There are missing pieces in ML API, adding them will cause breaking changes to existing models. One example is support for online model serving.

2:25 - The DataSet API doe

We talk with Dikang Gu about Instagram’s experience migrating from Apache Cassandra 2.2 to 3.0 and using Rocks DB as a pluggable storage engine for Cassandra.

We talk with Dikang Gu about Instagram’s experience migrating from Apache Cassandra 2.2 to 3.0 and using Rocks DB as a pluggable storage engine for Cassandra.

We talk with Dr. Denise Gosnell, graph consultant at DataStax about creative applications of graph technology, TOTAL DOMINATION, and some surprising use cases.

Highlights!

0:15 - David welcomes Denise back to the show

0:40 - Denise recaps how to know if you have a graph problem

1:06 - Introducing some interesting graph invariant techniques that we can apply to a variety of problems

1:55 - Chromatic numbers refer to the minimum number of colors required to color a graph so that adjacent vertices have differ

We talk with Dr. Denise Gosnell, graph consultant at DataStax about creative applications of graph technology, TOTAL DOMINATION, and some surprising use cases.

Highlights!

0:15 - David welcomes Denise back to the show

0:40 - Denise recaps how to know if you have a graph problem

1:06 - Introducing some interesting graph invariant techniques that we can apply to a variety of problems

1:55 - Chromatic numbers refer to the minimum number of colors required to color a graph so that adjacent vertices have differ

DataStax CTO Jonathan Ellis compares the tradeoffs, strengths, and weaknesses of Apache Cassandra vs. Amazon’s DynamoDB, Microsoft’s Azure Cosmos DB, and Google’s Cloud Spanner.

DataStax CTO Jonathan Ellis compares the tradeoffs, strengths, and weaknesses of Apache Cassandra vs. Amazon’s DynamoDB, Microsoft’s Azure Cosmos DB, and Google’s Cloud Spanner.

Patrick McFadin catches up with Holden Karau of Google to learn about new features of Spark 2.3, including Vectorized UDFs, Microbatch improvements, and Kubernetes support. Along the way, they explore whether API stability is an indicator that it’s time to make a career move.

Patrick McFadin catches up with Holden Karau of Google to learn about new features of Spark 2.3, including Vectorized UDFs, Microbatch improvements, and Kubernetes support. Along the way, they explore whether API stability is an indicator that it’s time to make a career move.