Refresh Your Java - Before Java Interview
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"Transaction TimedOut" exception
occurs when your Transaction Manager which could be a
Session Bean, Hibernate Session, or a JDBC connection unable to perform the
given Database
operations in configured time
frame, possible reasons would be long running Database
Queries.
In case of Container managed Transaction this Timeout is managed by JTA.
In order to avoid
this you need to do the following
i) Increase the JTA Timeout
value in your Application Server by using Admin
console.
ii) Tune your code as well as
Database queries, as a first Step towards the Tuning add indexes
to
all required Databases tables. Also set appropriate DB
PAGE_SIZE.
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This Portal has More than 500 Java Interview Questions (also could be Considered as Quick Notes) very neatly separated topic by topic with simple diagrams which makes you easily understandable. Importantly these are from our Realtime expericance.
