Java Full-Stack Developer 11+ YOE | Obsessed with backend architecture, smooth UI, and solving tricky problems. Always building. 🚀
Bengaluru, India
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Lock a Hikari DB connection, Thread.sleep(1 hour) waiting for a file transfer, then proceed.
​What happened: DB server timed out the idle socket and threw a Communications Link Failure on wake-up.
​Either keep the connection alive or release it before long file waits, boss! 💀
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Python is great for ETL, until high-throughput data hits. ☕⚡
​Real Java magic? Off-Heap Memory (ByteBuffer).
​Process multi-GB datasets without Garbage Collection pulling the emergency brake mid-way. Zero GC stress! 🗿
​#Java #DataEngineering #ETL
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