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MySQL foreign key cascade operations finally hit the binary log
9.6: Foreign Key Cascade Operations Finally Hit the Binary Log 4 min read • 4 days ago For years, MySQL users working with Change Data Capture (CDC), and replication environments have dealt with a fundamental architectural limitation: foreign keys were handled by the Storage Engine (InnoDB) and cascading operations were invisible to the binary log. MySQL 9.6, released January 20, 2026, addresses this long-standing issue by moving foreign key enforcement from the InnoDB storage engine to the SQL layer.
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