How to correctly determine the distribution field in Greenplum? What happens during Motion?
Middle
147
Data Engineer
671
0
How does the broadcast mechanism physically work — how do partitions of a small table get to executors with a large table?
Middle+
146
Why are you looking for a new job, and what would you like to do in the future?
Middle+
145
How are launches orchestrated in DBT? Do you use Airflow?
Middle+
143
How does Spark determine that a table is small enough for broadcast join (upper limit)?
Middle+
141
In your own words, what is a FULL JOIN?
Middle
138
Please tell us about your experience over the past year: what team, what tasks, what role, and what was the most interesting task.
Middle+
136
If we need all clients, even if they had no transactions on that date — how to display this?
Middle
135
What types of JOINs are there in SQL (logical), and how do they differ?
Middle+
133