Where database blog posts get flame-broiled to perfection
Ah, yes. "The best software isn’t built in a vacuum," it's "fueled by the real-world challenges of the people who use it." A truly poetic justification for what is, in essence, engineering by mob rule. One pictures a frantic developer, hunched over a keyboard, while a committee of "users" screams conflicting requirements about button colors and "making the cloud go faster." The academy, with its quaint notions of formal methods and rigorous proofs, is just a "vacuum," you see. An empty space, devoid of the true intellectual crucible: a JIRA ticket.
And what a genesis story! Not a research paper, not a dissertation, not even a coherent whitepaper outlining the architectural trade-offs. No, the catalyst for this grand "innovation" was a JIRA ticket. The modern equivalent of Archimedes's "Eureka!", I suppose, if Archimedes had been complaining that his bathtub's API was returning a 503 error. One shudders to think what foundational principles were laid aside because someone filed a ticket with the priority set to "Highest."
They're bolting a database system onto... Alibaba Cloud Object Storage. Marvelous. A distributed, eventually-consistent key-value store, designed for unstructured blobs, is now the foundation for what I'm sure they consider a robust data platform. Clearly, they've never read Stonebraker's seminal work on the architecture of database systems; they've simply grabbed two puzzle pieces with the most marketing buzz and hammered them together.
I can already see the conversation in their "war room":
So, we need durability. ACID, you know? The 'D' stands for Durable. Right. The object store has, like, eleven nines of durability. It says so on the brochure. Perfect! Ship it!
The blissful ignorance is almost charming. They seem to have completely missed the chapter on the CAP theorem—or perhaps they just skimmed the slides. You can have Consistency, you can have Availability, you can have Partition Tolerance. Pick two. By wedding themselves to a massively distributed object store, they've enthusiastically thrown consistency under the bus in the name of "scalability" and "cloud-native synergy." I'm sure their users will appreciate that their transaction probably committed, eventually. Perhaps. It depends on which data center you ask.
Let's not even begin to speak of Codd's Twelve Rules. We'd be lucky if this... assemblage... adheres to one of them, likely by accident. Rule 8, Physical Data Independence? Utterly abandoned. The entire "innovation" is predicated on a deep, unholy coupling with a specific vendor's physical storage implementation. Rule 3, Systematic Treatment of Null Values? I have no doubt they treat nulls "systematically" in the same way a toddler treats a box of crayons.
This is the inevitable result when an entire industry decides that the foundational papers of the last 50 years are simply too long and don't have enough code samples. They reinvent the wheel, but this time, it's a square. They call it "disruption." I call it a willful, almost gleeful, ignorance of first principles.
Honestly, it's exhausting. They write these breathless blog posts about their "journey" from a feature request to a finished product, as if they're the first to ever grapple with distributed data. It’s all just a flagrant violation of fundamental theory, wrapped in marketing copy and sold as progress.
I need to go lie down and re-read Bernstein's work on concurrency control. At least there, the world still makes sense.