PDO “Uncaught exception 'PDOException' .. Cannot execute queries while other unbuffered queries are active. Consider using PDOStatement::fetchAll().”

Question

I know this question has been asked many times, but I\'ve read the answers to many of the questions and still cannot understand why I am receiving this error:

Answer 1

This also happen if you are trying to fetch a non SELECT query (Eg - UPDATE/INSERT/ALTER/CREATE). Make sure to use fetch or fetchAll only for SELECT queries.

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