We can't find SDK and Sample code for the Azure Log Analytics. However, they have great one. However, we can't find any sample code until now.
I wrote a very simple Log search application using new API.
Please refer my blog
Searching Log Analytics using Azure SDK with New Simpler Library “Fluent”
Edit the App.config.example and then rename it as App.config then hit F5 on your Visual Studio 2017.