2203DERRORTier 2 — Caution✅ HIGH confidencetoo many JSON array elements
Category: Data ExceptionVersions: Postgres 14+
What this means
SQLSTATE 2203D is raised when a JSON array contains more elements than the maximum allowed in a specific SQL/JSON context.
Why it happens
- 1A SQL/JSON operation imposes a limit on the number of array elements and the input exceeds it
How to reproduce
JSON array with too many elements for the target context.
trigger — this will ERROR
ERROR: too many JSON array elements
Fix 1: Reduce the JSON array size or process in chunks
When this error appears.
fix
Why this works
Limit array sizes in the application before storing, or use jsonb_array_elements() to process large arrays element by element.
Version notes
Postgres 14+SQL/JSON array limit enforcement added in Postgres 14.Sources
📚 Official docs: https://www.postgresql.org/docs/current/errcodes-appendix.html
🔧 Source ref: Class 22 — Data Exception
Confidence assessment
✅ HIGH confidence
Standard SQLSTATE. Rarely encountered in practice.
See also
📄 Reference pages
JSON Functionsjsonb_array_elements
⚙️ 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 →