Importing larger database dumps can take a while, especially when foreign key checks are enabled. This slowdown happens because each foreign key reference must be verified by the database server.
Faster MySQL Imports
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Importing larger database dumps can take a while, especially when foreign key checks are enabled. This slowdown happens because each foreign key reference must be verified by the database server.
While migrating a Magento module to make use of the declarative db schema, I ran into the following MySQL error: MySQL error code 121: Duplicate key on write or update