23000ERRORTier 2 — Caution✅ HIGH confidenceintegrity constraint violation
Category: Integrity Constraint ViolationVersions: All Postgres versions
What this means
SQLSTATE 23000 is the generic integrity constraint violation code. It is raised when a database constraint is violated but no more specific 23xxx subcode applies. Check the error detail for the specific constraint name.
Why it happens
- 1A generic constraint violation that does not map to a more specific code (23502, 23503, 23505, 23514, 23P01)
How to reproduce
Generic constraint violation.
trigger — this will ERROR
ERROR: integrity constraint violated
Fix 1: Inspect the DETAIL message to identify the violated constraint
When 23000 appears in application logs.
fix
Why this works
Postgres includes the constraint name and violating values in the DETAIL field. Use that to identify and fix the data or application logic.
Sources
📚 Official docs: https://www.postgresql.org/docs/current/errcodes-appendix.html
🔧 Source ref: Class 23 — Integrity Constraint Violation
Confidence assessment
✅ HIGH confidence
Standard SQLSTATE generic code. Stable across all versions.
See also
⚙️ This error reference was generated with AI assistance and reviewed for accuracy. Examples are provided to illustrate common scenarios and may not cover every case. Always test fixes in a development environment before applying to production. Spotted an error? Suggest a correction →