sql

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Building a DIY ERP/Inventory Database?

I currently run operations for a small lab. I have built a fairly complex Access database from scratch in order to manage all budgeting, purchasing, inventory, and invoicing systems. I spend a bit of time each day maintaining/improving it. I am also currently in a year long computer science program learning c++. I would like...

Are there patterns one learns to solve SQL interview questions (or tasks in general)?

I recently tried my hand at an advanced online SQL test for a io position. Time-trial, non-autocompleting IDE, no human interaction. I failed miserably (0%) and I am fine with it. I have prepared myself with StrataScratch and the Mode tutorial, on top of my experience in querying GA4 data in BQ and other data for finance, sales...

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