A.True

B.False

A.show status

B.select status

C.print status

D.desc status

A.MEMORY storage engine stores data in memory to provide fast access for queries and joins.

B.Data in MEMORY tables is lost if the mysqld daemon crashes.

C.MEMORY storage engine supports only B-tree indexes and not hash indexes.

D.MEMORY storage engine uses fixed-length format for data, and does not support BLOB or TEXT types.

A.Massive storage: up to 128TB capacity

B.High scalability: up to 1 primary + 15 standbys, read/write separation, load balancing

C.Compute-storage separation: independently scalable resources

D.High performance: 7x native MySQL

A.Detailed statement clues

B.User clues

C.Risk clues

D.Session clues