Table partitioning makes execution plans a bit more confusing.
I have a free online course which walks you through decoding execution plans, including whether or not partition elimination occurred.
Working with table partitioning can be puzzling. Table partitioning isn’t always a slam dunk for performance: heavy testing is needed. But even getting started with the testing can be a bit tricky!
Here’s a (relatively) simple example that walks you through setting up a partitioned table, running a query, and checking if it was able to get partition elimination.
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