PostgreSQL 20000 Error: Causes and Solutions Complete Guide
The article discusses PostgreSQL error code 20000, known as case_not_found, which occurs when a CASE statement lacks a matching WHEN clause and an ELSE clause. It outlines the top three causes of this error, including missing ELSE clauses, new data values not accounted for, and unhandled NULL values. The article also provides solutions and prevention tips for developers to avoid encountering this error in their PL/pgSQL functions.
- ▪PostgreSQL error code 20000 is thrown when a CASE statement has no matching WHEN clause and no ELSE clause is defined.
- ▪Common causes of this error include forgetting to add an ELSE clause, failing to update functions after new data values are introduced, and not handling NULL values properly.
- ▪To prevent this error, developers should always include an ELSE clause and conduct thorough testing before deploying database functions.
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try { if(localStorage) { let currentUser = localStorage.getItem('current_user'); if (currentUser) { currentUser = JSON.parse(currentUser); if (currentUser.id === 3943064) { document.getElementById('article-show-container').classList.add('current-user-is-article-author'); } } } } catch (e) { console.error(e); } umzzil nng Posted on Jun 3 • Originally published at oraerror.com PostgreSQL 20000 Error: Causes and Solutions Complete Guide #postgres #database #dba #sql PostgreSQL Error 20000: case_not_found — What It Means and How to Fix It PostgreSQL error code 20000, known as case_not_found, is a runtime error thrown inside PL/pgSQL when a CASE statement has no matching WHEN clause for the given input value and no ELSE clause is defined.
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