enable_lightweight_delete
Aliases:allow_experimental_lightweight_delete
Enable lightweight DELETE mutations for mergetree tables.
enable_lightweight_update
Aliases:allow_experimental_lightweight_update
Allow to use lightweight updates.enable_lightweight_* session settings
ClickHouse session settings in the enable_lightweight_* generated group.
These settings are available in system.settings and are autogenerated from source.
Last modified on July 24, 2026