v.25.4Improvement
Make data types in used_data_type_families
Make data types inused_data_type_familiesinsystem.query_logto be recorded with canonical names. #78972 (Kseniia Sumarokova).
Why it matters
This feature ensures consistency and clarity in how data types are represented in query logs by standardizing their naming to canonical forms. It improves readability and simplifies analysis of query logs by users.How to use it
Users do not need to perform any explicit action to enable this feature. Theused_data_type_families field in system.query_log will automatically reflect data types with canonical names in all new query logs.