A.Easier for data visualization

B.Stabilization of information: presents a consistent, unchanged image of the database structure

C.Simplicity in structure: presents the database as a set of virtual tables specific to particular users or groups of users

D.Simplicity for queries

A.Large storage space

B.Elastic scaling within minutes

C.When you add a read-only node in an ApsaraDB for PolarDB cluster, you only need to pay for computing resources

D.Millisecond-level latency in physical replication

E.locked backup

A.Oracle

B.MongoDB

C.OSS

D.OTS

E.MySQL

F.AnolyticDB

G.HOLO

A.True

B.False

A.Business data

B.Business structure data

C.Database configuration data

D.Historical performance data