mySQL复制是否具有即时数据一致性?

I am considering a noSQL solution for a current project, but I'm hesitant about the 'eventual consistency' clause in many of these databases. Is eventual consistency different than dealing with a mySQL database where replication lags? One solution I have used in the past with lagging replication is to read from the master when immediate data consistency is needed.I am considering a noSQL solution for a current