A.Lack of transparency

B.Minimal documentation

C.Decentralized decision-making

D.Accountability and responsibility

A.Data sharding

B.Data virtualization

C.Data replication

D.Data centralization

A.Limited database engine support

B.Manual database scaling

C.High upfront infrastructure costs

D.Built-in backups and disaster recovery

A.Simplifying data management

B.Improving data availability and scalability

C.Reducing data redundan

D.Increasing data security

A.PolarDB

B.Table Store

C.Function Compute

D.Message Queue (MQ)