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Given the following commands run in PostgreSQL:

medium📝 query result Q13 of 15
PostgreSQL - Performance Tuning
Given the following commands run in PostgreSQL:
ANALYZE VERBOSE employees;
ANALYZE sales;

What will be the output behavior?
ANo output for either table
BDetailed output for employees table, no output for sales table
CDetailed output for both tables
DError because VERBOSE cannot be used with ANALYZE
Step-by-Step Solution
Solution:
  1. Step 1: Understand VERBOSE effect

    Using VERBOSE with ANALYZE shows detailed progress messages for that command.
  2. Step 2: Analyze commands separately

    The first command shows detailed output for employees. The second command runs normally without verbose output for sales.
  3. Final Answer:

    Detailed output for employees table, no output for sales table -> Option B
  4. Quick Check:

    VERBOSE shows details only when used [OK]
Quick Trick: VERBOSE shows details only for that ANALYZE command [OK]
Common Mistakes:
  • Expecting output for all ANALYZE commands
  • Thinking VERBOSE causes errors
  • Assuming no output means failure

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