TLDR Tech / Data
The Join-Aware Materialized View Query Rewrite Gap
Join-aware materialized views make star-schema BI faster by keeping fact-to-dimension joins available for rewrite. Single-table MVs miss the dashboard grouping attributes. StarRocks, BigQuery, Redshift, and Oracle support this directly. Databricks has experimental Metric Views, while Snowflake leaves the capability split across MVs and Dynamic Tables.
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