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Spanner Omni Reaches GA, Replacing Google's Atomic Clocks and File System with Software

Google has made Spanner Omni generally available, running its distributed SQL database on-premises, across clouds or on a laptop. Doing so meant replacing Colossus with a Colossus-like abstraction layer and TrueTime with software-based time synchronization. There is no availability SLA, and practitioners are pricing the move in tail latency and operational toil. By Steef-Jan Wiggers

We haven't written up this one. InfoQ has the full story — the link below goes straight to it.

Read the original at infoq.com →

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Modelling a Custom Jewellery Order as a State Machine (with Human Approval Gates)

Custom jewellery orders are a nice, small example of why "add a chatbot" is the wrong first move for retail automation. The real problem is state: the customer wants to know where their order is, and the answer lives in someone's head or a paper order book.

  • Custom jewellery orders progress through defined states with human approval gates.
  • States include ENQUIRY, DESIGNAPPROVED, INMAKING, READYFORPICKUP, and DELIVERED.
  • Transitions require named staff member approval, with some triggering automated customer messages.

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