Coalesce() is a one of those functions that might not strike you as being very useful, mainly because it doesn't sound very exciting. But it IS useful, and might save you some time and complexity What does coalesce mean? In the English language, it ...
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Paul Apivat
Documenting and sharing everything I learn about Data Science, Machine Learning, R, Python, SQL and more.
I wasn't familiar with coalesce(), glad to learn something new :)