About database

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Tutorial
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Step 6: Run the Java EE 6 Application

- the database file is created under the GlassFish directory (e.g. at domains\domain1\eclipseApps\Guestbook\WEB-INF). You can stop the GlassFish server and open the database file in ObjectDB Explorer
Tutorial
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Step 6: Run the Web Application

- the database file is created under the Tomcat directory. You can stop the Tomcat server and open the database file in ObjectDB Explorer: This is the end of the tutorial. Learn more about ObjectDB and JPA by reading the Manual.
Tutorial
8

Step 6: Run the Web Application

). Since we are using ObjectDB in embedded mode - the database file is created under the Tomcat directory. You can stop the Tomcat server and open the database file in ObjectDB Explorer: This is the end
Tutorial
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Step 7: Run the Spring Web App

. Since we are using ObjectDB in embedded mode - the database file is created under the Tomcat directory. You can stop the Tomcat server and open the database file in ObjectDB Explorer: To enable on the fly
Tutorial
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Step 7: Run the Spring Web App

without specifying a Java agent. Since we are using ObjectDB in embedded mode - the database file is created under the Tomcat directory. You can stop the Tomcat server and open the database file in ObjectDB
Result
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What is new in ObjectDB 2.0?

configurable database page cache. Designed to support very large database files (terabytes). Reducing round
Manual
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JPA Named Queries

" that retrieves all the Country objects in the database: @NamedQuery(name="Country.findAll", query ... classes that have objects in the database. However, an attempt to use a named query still might fail
JPA Doc
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javax.persistence.CacheStoreMode

the behavior when data is read from the database and when data is committed into the database ... /update entity data into cache when read from database and when committed into database. Insert/update entity data into cache when read from database and when committed into database. Forces refresh
Manual
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CRUD Operations with JPA

The following subsections explain how to use JPA for CRUD database operations:
Manual
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Date and Time in JPQL and Criteria Queries

that are evaluated to the date and time on the database server when the query is executed: CURRENT_DATE