Antaresdatabase -

“It’s frozen,” Maya whispered. “I tried a SELECT * on the entire star_motions table — 400 million rows. I didn’t mean to, but I forgot the WHERE clause.”

Maya’s senior colleague, Leo, walked over. “What’s the status of Antares?” antaresdatabase

Leo showed Maya the EXPLAIN command. “See here — a full table scan. Antares is screaming for help. Preview your plan before you query.” “It’s frozen,” Maya whispered