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Exact Keyword Counts in Logs
A hard SQL interview practice problem on DataDriven. Write and execute real sql code with instant grading.
- Domain
- SQL
- Difficulty
- hard
- Seniority
- junior
Problem
The SRE team is building a severity distribution chart and needs exact counts of ERROR and WARN log entries from the server logs. Show each log level and its total count.
Practice This Problem
Solve this SQL problem with real code execution. DataDriven runs your SQL queries against a live PostgreSQL database and grades it instantly.