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lobstersdata

The road to ACID transactions in Cassandra 6

Explains how to achieve ACID guarantees in Cassandra 6 with Java.

Heating

57

signal score

as of 5d ago

🔗 3

sources · java

Accelerating

7-day est. ~61

Why this scored 57

every term, weighted
Velocity+10.0 / 40 max

Engagement gained per hour since the last capture, against the fastest item on its own source

Acceleration+21.2 / 25 max

Whether that velocity is itself speeding up, as a per-hour rate

Cross-source spread+16.7 / 25 max

How many independent communities are talking about the same entity

Recency+9.3 / 10 max

Decays to zero over 14 days

Saturation penalty0.5 / 30 max

Subtracted once something is big and old — we rank what's next, not what's peaked

Composite56.6

Weights are hand-tuned, not learned — we're calibrating them against realized trends as history accumulates. On a topic's first sighting there's no previous reading to compare against, so acceleration starts from a neutral prior rather than a measurement, and velocity falls back to engagement over its whole lifetime until a second reading exists. Full methodology

Outlook

low confidence · estimate, not a guarantee

7-day

~61

range 2275

14-day

~61

range 1978

30-day

~61

range 1384

Signal history

7-day window (free)

— — projected trajectory (estimate, not a guarantee)

Entities

cassandrajava
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