ACA-Database Exam Dumps - Alibaba Cloud Alibaba Database Questions and Answers

Extended data structure modules

Multithreading

Global Replica

Data flashback

Use the command line like 'mysql' to connect to a cluster

Use DMS to connect to a cluster

Use a client like HeidiSQL to connect to a cluster

Use PolarDB console to log into a cluster

Delete your DTS instance and start over

Restart the migration task from the console

Your database can't be migrated: you need to abandon the migration

You need to switch to ADAM, as DTS cannot complete the migration

Database migration without interrupting services / downtime

Geo-disaster recovery and active geo-redundancy for databases

Synchronizing data to data warehouses in real time to build data warehouses for real-time analytics.

Configuring data audit rules to manage data quality.

Synchronizing information about user accounts and permissions.

Change tracking and data distribution.

Read/write splitting

Load balancing

Health checks for nodes

Failover strategies for high availability

Data encryption

PolarDB MySQL

PolarDB PosgreSQL

PolarDB Oracle

PolarDB Box

DTS cannot be used for incremental database synchronization

DTS supports multiple database engines

DTS can migrate both data and table schema

DTS works for database both on and off Alibaba Cloud

DMS

DBS

DTS

DAS

ADAM

Large storage space

Elastic scaling within minutes

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

Millisecond-level latency in physical replication

locked backup

True

False