Free public beta until December 4, 2026: every course is open, no card needed. After that, the first chapter of each course stays free and full access is a one-time $39 ($19 for up to 100 founding members chosen for helpful feedback). Your progress is kept. How the beta works

iot

Planning hot, warm and cold retention and downsampling raw readings into aggregates

taught

Taught in

Retention and downsampling
Connected Devices and the Internet of Things

Requires

telemetry-queries required

Required by

Estimating message rates, bandwidth, storage and a dated price for a fleet required
Minimising, retaining, consenting and deleting device data responsibly required

Local knowledge map

Local knowledge map

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Solid arrows are required prerequisites; dashed are recommended or helpful. Lower rows are more foundational. Click any box to jump to that concept.