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42703
PostgreSQL Error 42703: Undefined column
Error✕ Not retryable · fix the payloadHTTP 400 Bad RequestDatabase
TL;DR · 10-second read
The column name does not exist on that relation. Usually a camelCase column created with quotes; reference it as "createdAt" or rename it to snake_case.
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What you see · exact log / response
ERROR: column "createdat" does not exist
LINE 1: SELECT id, createdAt FROM orders;
^
HINT: Perhaps you meant to reference the column "orders.createdAt".Fix
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Copy-paste fixes for 42703 are in the enrichment queue
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Last verified 2026-10-14 · Source: Official Appendix A error codes (errcodes.txt in the postgres repo) · Official docs ↗ · ~8,100 searches/mo