The idea of open, multi-engine data lakehouses is gaining momentum in the data industry. Here is what has happened in the last six months alone. Last week, the data community was abuzz when AWS announced Iceberg-based S3 Tables at this year's re:Invent. In October, Snowflake launched a managed service for Iceberg metadata catalogs called Open Catalog. A month before, in September, at the first Small Data conference in San Francisco, Wes McKinney re-introduced the idea of Composable Data Systems ...