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PostgreSQLPostgreSQLError code

2203G

sql json item cannot be cast to target type

Alternative forms: sql_json_item_cannot_be_cast_to_target_type

What does this code mean?

Code 2203G · An issue reported by PostgreSQL.

Official explanation · Original text

sql_json_item_cannot_be_cast_to_target_type (Class 22 — Data Exception)

Troubleshooting and diagnostic links

First check that the document's product, version, and environment match your situation.

Source and terms of use

PostgreSQL: Documentation: 18: Appendix A. PostgreSQL Error Codes ↗

Creator: PostgreSQL Global Development Group; The Regents of the University of California
License: PostgreSQL License
Checked on: 2026-11-12

Modifications: English prose extracted; whitespace normalized; Korean context and classified official links added. Python code examples not redistributed.

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