A.False

B.True

A.Pre-division region

B.Compromise method (rowkey design takes into account the business needs of A and B)

C.Redundancy method (use space for time plant efficiency)

D.Create a secondary index

A.Use secondary indexes to adapt to more query scenarios

B.Query frequent attributes are placed in front of rowkey

C.The data read at the same time are stored in the same cell

D.Pre-divide regions to make regions evenly distributed and improve concurrency

A.False

B.True

A.False

B.True