Lesson 9
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What you will learn in this lesson
- What a location and an inventory item are.
- How to read the stock of each variant at each location.
- How to set stock with inventorySetQuantities.
- Why every stock change needs an idempotency key since 2026-04.
- How changeFromQuantity stops you from overwriting someone else's change.
Everything in Shopify API
- 25 step-by-step lessons
- 4 mini projects with solutions
- A final project for your portfolio
- Real commands and real output in every lesson
- Practice task with a solution in each lesson
- Progress saved to your account