v.25.5Performance Improvement
Optimized ALTER
Optimized ALTER ... DELETE mutations for parts in which all rows should be deleted. Now, in such cases an empty part is created instead of original without executing a mutation. #79307 (Anton Popov).Optimized ALTER ... DELETE mutations for parts in which all rows should be deleted. Now, in such cases an empty part is created instead of original without executing a mutation. #79307 (Anton Popov).