ClickHouse introduces lazy materialization for faster, leaner queries

April 22, 2025, 1:21 pm

ClickHouse has unveiled its “lazy materialization” feature designed to cut down data reads and drastically reduce memory usage during query execution on enormous tables. This smart optimization reads only the demanded columns, slashing query times significantly and proving a robust enhancement for modern columnar databases.

simonwillison.net / ClickHouse gets lazier (and faster): Introducing lazy materialization

clickhouse.com / ClickHouse gets lazier (and faster): Introducing lazy materialization

permalink / 2 stories from 2 sources in 13 hours ago #bigdata #software #analytics #datainfrastructure #clickhouse +