Usage of SET statement in KQL

Can anyone help in understanding more about ‘SET statement’ in KQL?

Convert this complex SQL in to KQL

Can you please help me to convert this complex SQL in to KQL?

How to use table alias in KQL query

I want to select some columns in multiple temporary table. So, I need to select columns with table alias in KQL.

Kusto (KQL), How to pivot event rows that are grouped into single lines (by user and day), including event start and end times?

I hope somebody can help me with a tricky Kusto query.

Kusto (KQL), How to pivot event rows that are grouped into single lines (by user and day), including event start and end times?

I hope somebody can help me with a tricky Kusto query.