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AI-generatedFatal error: Uncaught PDOException: SQLSTATE[HY000] in Laminas DB Adapter: reconnection strategy?
The goal is to diagnose why intermittent connection pool exhaustion occurs in a Laminas application that uses the Laminas\Db\Adapter\Adapter with persistent PDO connections. When a database server becomes temporarily unavailable, the adapter throws Fatal error: Uncaught PDOException: SQLSTATE[HY000] and the PDO instance is considered closed. Subsequent queri
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