v.25.8Improvement
Add format string column to system
Add format string column to system.errors. This column is needed to group by the same error type in alerting rules. #84776 (Miсhael Stetsyuk).Why it matters
This feature allows users to group errors by the same error type more effectively in alerting rules, improving error monitoring and diagnostics.How to use it
Query thesystem.errors table including the new format_string column to group or filter errors by their format string when creating alerting rules or performing error analysis.