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If using a hosted option such as Amazon RDS or Amazon Aurora that do not allow a global read lock, table-level locks are used to create the consistent snapshot. In this case, you need to also grant LOCK_TABLES permissions to the user that you create.
Custom Data Types
If your source database has custom data types, the table owner must grant execute permissions on the custom data types to the database user specified in the replication job.
Setting up the JDBC Driver
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