What dependency packages need to be introduced for the Edge service?

Regarding the HUAWEI CLOUD cloud connection service, which of the following descriptions is correct?

MPP Massively Parallel Processing architecture is suitable for OLTP application scenarios.

Among the following user roles, who is responsible for modifying the routing table and subnet ACL to ensure that the database instance can be accessed by other hosts in the VPC?

Flume is a distributed and highly available massive log aggregation system. Which of the following descriptions about Fume components is wrong?