materialize_* session settings

These settings are available in system.settings and are autogenerated from source.

materialize_skip_indexes_on_insert

If INSERTs build and store skip indexes. If disabled, skip indexes will only be built and stored during merges or by explicit MATERIALIZE INDEX. See also exclude_materialize_skip_indexes_on_insert.

If INSERTs build and insert statistics. If disabled, statistics will be build and stored during merges or by explicit MATERIALIZE STATISTICS

Apply TTL for old data, after ALTER MODIFY TTL query