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One Derby per Java Virtual Machine More DBA job interview questions and answers at
http://dba.fyicenter.com/Interview-Questions/
(Continued from previous question...) One Derby per Java Virtual Machine You could potentially have two instances of a Derby system (JVM) running on the same machine at the same time. Each instance must run in a different JVM. Two separate instances of Derby must not access the same database. For example, in an embedded environment, an application that accesses Derby databases starts up the local JDBC driver, which starts up an instance of Derby. If you start another application, such as ij, and connect to the same database, severe database corruption can result. (Continued on next question...)
Other Job Interview Questions
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