What are the issues with BulkWrite and UpdateMany methods during migration from Mongo Db to AWS DocumentDb?

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There are a few potential issues with using the BulkWrite and UpdateMany methods during migration from MongoDB to AWS DocumentDB:

1. Compatibility: The commands used with BulkWrite and UpdateMany may not be compatible with DocumentDB. For example, the commands may utilize MongoDB-specific syntax that is not supported in DocumentDB.

2. Performance differences: DocumentDB and MongoDB have different performance characteristics, which can impact the efficiency and effectiveness of BulkWrite and UpdateMany operations.

3. Limited feature support: Some features that are supported by MongoDB may not be available or may work differently in DocumentDB.

4. Different indexing strategies: DocumentDB has a different indexing strategy compared to MongoDB, which can impact the performance of BulkWrite and UpdateMany operations.

5. Data consistency and durability: During migration, it's crucial to ensure data consistency and durability to avoid data corruption or loss, especially when performing data modification operations like BulkWrite and UpdateMany.