Harshvardhan Sinha·3d agoHow to do Partitioning in Cassandra?To do partitioning in Apache Cassandra, you define a partition key inside your table’s PRIMARY KEY clause when creating the table in CQL…
Marco A. L. Calamari·4d agoSpiccioli di Cassandra 700/ Una cartolina da Alpha Centauri(700) — Il numero 700 di Cassandra Crossing non poteva certo essere una filippica riguardo qualche tristezza dei nostri tempi. Meglio…
Marco A. L. Calamari·5d agoCassandra Crossing 698/ Frigo ed aerei, test o minacce?(698) — Tra frigo infuocati ed allarmi bombe, i media, ci stanno “bombardando” di termini vecchi come “hacker” e nuovi come “guerra…
Sangeeth Talluri·Nov 6Stop Paging on Error Counts: SLO Alerting for Shared DatabasesWhat SLOs solve for a platform like Cassandra, and why burn-rate alerts replace volume and error-count alerts.
Roni Das·Nov 51.16 Million Writes a Second: Sharding a Chat App’s Messages (System Design Interview in 30 Days…Why read replicas cannot carry write load, how to pick a shard key from the main query, and what gets harder once the data is split.
Timotius Patrick·Nov 2Kenalan dengan Column-Family Database: Kenapa Cassandra Menolak Query Kita?Kalau selama ini kenalnya database cuma MySQL atau PostgreSQL, wajar kalau pertama kali ketemu Cassandra rasanya aneh. Tabelnya ada…
Dennis Peter Munyao·Nov 1MongoDB or Cassandra? What Happens When a Celebrity With 200 Million Followers Joins Your AppI had a question stuck in my head recently that I couldn’t shake: if you built a social app on MongoDB, and a celebrity with 200 million…
이상부·Oct 31Aster TSDB, Part 3: Inside the Storage Engine — Time-Aware Compaction and 1.7 Bytes per RowHow Aster TSDB stores 20 million industrial rows in 33 MB instead of 238, and why compressing them made every query we measured the same or…
이상부·Oct 31Aster TSDB, Part 2: Time-Series Functions, Gap-Fill and Full-Text Search in Plain CQL21 native functions, gap-fill with locf and interpolate, reset-aware counters, exact percentiles and substring search that handles Korean…
