📝 **Question:** Autocomplete service takes 200ms p99, users feel lag. Bottleneck is a SQL ILIKE query over a 50M-row table for each keystroke. Best fix?
📋 Pick the right answer.
💡 **Hint:** Re-read the theory above if unsure.
📝 **Question:** Autocomplete service takes 200ms p99, users feel lag. Bottleneck is a SQL ILIKE query over a 50M-row table for each keystroke. Best fix?
📋 Pick the right answer.
💡 **Hint:** Re-read the theory above if unsure.
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