pub fn purge_prost_table_stats(
table_stats: &mut PbTableStatsMap,
hummock_version: &HummockVersion,
truncate_tables: &HashSet<TableId>,
) -> boolpub fn purge_prost_table_stats(
table_stats: &mut PbTableStatsMap,
hummock_version: &HummockVersion,
truncate_tables: &HashSet<TableId>,
) -> bool