Why are CROSS JOINs dangerous in real systems?

Expert MS SQL

Answer

CROSS JOINs produce Cartesian products. They may:

  • Explode row counts
  • Consume massive CPU
  • Stress memory
  • Cause system freezes

They must be used intentionally and carefully.

Want to bookmark, take notes, or join discussions?

Sign in to access all features and personalize your learning experience.

Sign In Create Account

Source: SugharaIQ

Ready to level up? Start Practice