spark-dotnet how to manually break a file into rows and columns
I found this question on stack overflow that went something like this:
“I have a file that includes line endings in the wrong place and I need to parse the...
2019-08-06
1 reads
Ed Elliott
java.lang.ClassNotFoundException: org.apache.spark.deploy.DotnetRunner with 0.4.0 of spark-dotnet
There was a breaking change with version 0.4.0 that changed the name of the class that is used to load the dotnet driver in Apache Spark.
To fix the issue...
2019-08-02
230 reads
java.lang.ClassNotFoundException: org.apache.spark.deploy.DotnetRunner with 0.4.0 of spark-dotnet
There was a breaking change with version 0.4.0 that changed the name of the class that is used to load the dotnet driver in Apache Spark.
To fix the issue...
2019-08-02
5 reads
How do we test ETL pipelines? Part one unit tests
Why do we bother testing? Testing isn’t an easy thing to define, we all know we should do it, when something goes wrong in production people shout and ask...
2019-07-25
44 reads
How do we test ETL pipelines? Part one unit tests
Why do we bother testing? Testing isn’t an easy thing to define, we all know we should do it, when something goes wrong in production people shout and ask...
2019-07-25
2 reads
spark-dotnet examples - reading and writing csv files
How do you read and write CSV files using the dotnet driver for Apache Spark?
I have a runnable example here:
https://github.com/GoEddie/dotnet-spark-examples
Specifcally:
https://github.com/GoEddie/dotnet-spark-examples/tree/master/examples/split-csv
Let’s take a walkthrough of the demo:
Console.WriteLine("Hello Spark!"); var spark...
2019-07-15
33 reads
spark-dotnet examples - reading and writing csv files
How do you read and write CSV files using the dotnet driver for Apache Spark?
I have a runnable example here:
https://github.com/GoEddie/dotnet-spark-examples
Specifcally:
https://github.com/GoEddie/dotnet-spark-examples/tree/master/examples/split-csv
Let's take a walkthrough of the demo:
Console.WriteLine("Hello Spark!"); var spark...
2019-07-15
4 reads
spark-dotnet how does user .net code run spark code in a java vm
Apache Spark is written in scala, scala compiles to Java and runs inside a Java virtual machine. The spark-dotnet driver runs dotnet code and calls spark functionality, so how...
2019-07-14
7 reads
spark-dotnet how does user .net code run spark code in a java vm
Apache Spark is written in scala, scala compiles to Java and runs inside a Java virtual machine. The spark-dotnet driver runs dotnet code and calls spark functionality, so how...
2019-07-14
5 reads
Spark and dotnet in a single docker container
I really like the new dotnet driver for Spark because I think it makes spark more accesable to devs who might not know pythpn or scala.
If you want to...
2019-07-11
14 reads
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The DBScan algorithm tutorial
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Question of the Day
What is the original database name?
What is returned when this code is run?
SELECT ORIGINAL_DB_NAME()See possible answers