Posts
All the articles I've posted.
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Cut Your LLM Bill by 80% Without Shipping a Worse Product
Cost-tiered model routing: send the routine 80% of traffic to a small model, verify the answer before you trust it, and keep the expensive model for the work that actually needs it. Provider-neutral architecture, the arithmetic, and the parts that go wrong.
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Streaming Aurora DSQL Changes into an Iceberg Lakehouse with Firehose
Aurora DSQL CDC is GA. Here's how to build a fully managed pipeline that lands committed changes in Apache Iceberg on S3 Tables via Kinesis and Firehose, and the record-format details you need to get right.
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Altering a big table online: ADD column with near-zero downtime on MySQL 8+ and Postgres 14+
Updated:A practical, cloud-agnostic look at adding columns to large tables without downtime — what MySQL 8+ and Postgres 14+ actually let you do, the expand-contract pattern that beats native DDL alone, the OSS tools, and the managed-service caveats.
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Aurora to Redshift Zero-ETL: what actually replicates
A practical look at Aurora PostgreSQL Zero-ETL into Redshift — how NOT NULL really behaves, why your PostgreSQL indexes don't translate, and how retries stay idempotent without enforced uniqueness.