Prior to 11.R5, there is no claim that Cognos Analytics has been tested via JDBC to MariaDB.
As of 11.R5, it is listed as tested using the MySQL JDBC driver.
So pre-11.R5 using JDBC it would be caveat emptor.
As of 11.R5, it is listed as tested using the MySQL JDBC driver.
So pre-11.R5 using JDBC it would be caveat emptor.