SQL Analyst · SUM OVER
Building a monthly total — national expeditions · training scenario
Construct a monthly total from a national shipments dataset designed to control the level of detail and discrepancies. You must produce the result, check it on the source data and explain what it allows you to decide in this national expeditions.
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Building a monthly total — national expeditions · training scenario is part of the complete programme: 38 lessons, 62 verifiable exercises and 8 published guided projects.
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