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Once you provide more context, I can draft a high-quality, informative post tailored to that subject.

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Published on April 10 2026 | By Alex Rivera, Senior Engineer & Technical Writer Once you provide more context, I can draft

-- Real‑time aggregation: total spend per country, updated every 5 seconds SELECT u.country, SUM(o.amount) AS total_spent FROM orders o JOIN users u ON o.user_id = u.user_id WINDOW TUMBLING (SIZE 5 SECONDS) GROUP BY u.country EMIT CHANGES; # Submit the query ghpvhssi-cli submit --file demo.sql Once you provide more context