What are the key benefits of Vertica’s columnar store? (Select three.)
A.
Queries are relatively faster as a result.
B.
Columns eliminate the need to compress or encode data.
C.
Queries written for columnar databases are simpler to write than row-based database queries.
D.
More data can be stored in memory.
E.
Query operations in Vertica conserve I/O bandwidth through data compression.
F.
Queries only access the specific data that is needed among rows of data.
Explanation: