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🔧 The "SET NOT NULL" Downtime Trap in PostgreSQL


Nachrichtenbereich: 🔧 Programmierung
🔗 Quelle: dev.to

It's necessary to validate existing data when trying to set a column to "not null." The validation requires an "Access Exclusive" lock which blocks all access to the table, i.e. not only prevents... [Weiterlesen]

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