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Database is erased after deploying a new web application version

empty database. I assume there is a way (possibly a simple one) of keeping the existing

Tutorial issue

with a new empty database. support Support Looking through the code

Spring + Maven + persitence.xml

on port 6136. Did not figured out how to create an empty db! Then I updated persistence

Duplicate Entity class names causes Exception in Query

exception and a test case would probably not be necessary. If the database is empty

Entity Type is not found (error 301) in Query

when the database is empty - no persisted entities. Explict call of this method: em

Guestbook Tutorial (Eclipse/Glassfish)

re-publishing the application, the database is empty. Any help would be much appreciated.

Update Entity references if we change the type of an entity

still show as Entity Class the 'EntityB' with the correct ID, but all fields are empty.

Possible issue for JPQL "LEFT [OUTER] JOIN"

A a WHERE a.list IS EMPTY") Thanks.   eurojet P. F. Martinez You are right

Using of Second Level Cache

may be initialised as null / empty list, unless eager fetch is used

ArrayIndexOutOfBoundsException on flush

or copied 4) No recovery - the database is new & empty upon startup 5