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P
42703
Easy Fix
PostgreSQL · Database Server
PostgreSQL SQLSTATE 42703 (undefined_column) indicates undefined column during query object resolution and SQL compilation.
Quick Answer
Error code 42703 on your PostgreSQL Database Server means: PostgreSQL SQLSTATE 42703 (undefined_column) indicates undefined column during query object resolution and SQL compilation.. This is usually fixable — see the step-by-step guide below.
Affected Models
Applies to all models
RDS-POSTGRESAZURE-PG-FLEXCLOUDSQL-PG1112131415161718
Likely Causes
  1. The current statement triggered undefined_column, which PostgreSQL classifies as SQLSTATE 42703.
  2. Application SQL, parameter values, or transaction state are incompatible with PostgreSQL rules for undefined column.
  3. Environment differences (schema, permissions, or runtime settings) exposed this 42703 condition in production flow.
How to Fix It
1
Capture full query text, bind values, and transaction context for SQLSTATE 42703.
2
Reproduce undefined_column in staging with the same schema version and connection settings.
3
Inspect pg logs and execution plan details to isolate the exact failing clause or object.
4
Apply a targeted fix (query rewrite, schema migration, or transaction-order change) for undefined column.
5
Deploy and verify SQLSTATE 42703 no longer appears in error telemetry.
Pro Tip
This is a common issue that most users can resolve without specialized tools. Try the first step before moving on to more complex solutions.
Related Error Codes
0800008003080060800108004
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