February 2018
Intermediate to advanced
510 pages
16h 10m
English
Content preview from MySQL 8 Administrator???s Guide
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The FEDERATED storage engine
The FEDERATED storage engine can link many separate physical MySQL servers into one logical database and so it can let you access data from a remote MySQL server without using either replication or cluster technology.
When we query to the local FEDERATED table, that automatically pulls the data from the remote federated tables and the data is not required to be stored on local tables.
The FEDERATED storage engine is not supported by default in the MySQL server but starting the server with the --federated option will enable the FEDERATED engine option.
When the FEDERATED table is created the table definition is the same as other tables, but the physical storage of the associated data is handled on the remote server ...
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