DynamoDB Architecture: A Guide for Software Engineers

Serializable is the only solution which is essentially one way to obtain serializability. Don't ever edit this table, not just one row, just the whole thing. You cannot touch it. phantom reads can be bad if you're inserting new rows and your queries essentially is asking for a range of rows. And if there's a new row that is inserted, your range query might pick it up. Do we need understand architecture of cloud managed services to become a better software engineer? Yes.