Professional notes by Craig Johnston
long-form, short-form, working drafts · since 2008
long-form, short-form, working drafts · since 2008
VOL. XIX · MMXXVI
126 NOTES IN PRINT
126 NOTES IN PRINT
Tag: OpenSearch
CXVII
A Search Layer You Own: OpenSearch on Kubernetes
The index for the platform, on the Apache-licensed fork of Elasticsearch
2026-07-01
LXXXIThe Two Failure Modes That Break Your AI Data Agent
A Case Study in Agent Psychology
2026-02-26
LXXXPostgreSQL to OpenSearch with PySpark on Kubernetes
Date-windowed ETL, idempotent upserts, and CronJob scheduling
2026-02-25