In this video, Vaibhav, a Senior DynamoDB Specialist Solutions Architect at AWS, discusses four strategies for migrating Amazon DynamoDB tables between AWS accounts. He explains common scenarios where cross-account migration is needed, such as adopting multi-account strategies, implementing cross-account backups, sharing data for testing, and meeting business compliance requirements. The video covers four methods: using AWS Backup for cross-account migration, leveraging DynamoDB export to S3 and import features, utilizing AWS Glue for data transformation during migration, and employing Amazon EMR with Hive for migration. Each method is explained in detail, including prerequisites, steps, and considerations. The video provides valuable insights for AWS users looking to efficiently migrate their DynamoDB tables across accounts while maintaining data integrity and security.