📅
Intermediate About 20 min

Date & Time Functions

Use EXTRACT, DATE_TRUNC, AGE, and interval arithmetic for time-series grouping and tenure calculations.

What you'll learn

  • Extract date parts (year, month, day) with EXTRACT
  • Truncate dates to a period with DATE_TRUNC for time-series grouping
  • Calculate durations with AGE and date subtraction
  • Format dates for display with TO_CHAR
  • Use INTERVAL for date arithmetic