How PostgreSQL Surprises You: Booleans, Text I/O, and ETL Gotchas
PostgreSQL is a powerful, standards-compliant database — but it has its quirks. One of those is how it handles boolean values, especially when exporting data in text format. 🧠PostgreSQL Boolean Behavior: It’s Not What You Think Internally, PostgreSQL stores boolean values efficiently using just 1 bit — as you’d expect. But when you convert those values to text, say in a query or an export via COPY, things look… different: ...