Communicating between databases Ruby on Rails -

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i have 2 rails servers running. 1 dedicated towards handling login part of applicating , other 1 handling data associated rest of application. reason, login database not meant integrated main application database.

however need keep track of data associated particular user requires communication between databases.rabbitmq or zeromq might haven't quite figured out yet.

for mysql can use cas https://github.com/intinno/ruby-cas-server authenticate centralize server. might in other database well.


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