ObjectDB ObjectDB

Internal Website Search

151-160 of 200 resultsRefresh
6

JPA / JDO Class Enhancer

types have been enhanced: test.MyEntity1 test.MyEntity2 test.MyEmbeddable 2 NON persistable types have been enhanced: Main test.Manager You can also specify names of classes
6

JPA Metamodel API

of the JPA Metamodel API is: Types (mainly classes) and attributes (persistent field and properties) in the persistent object model are represented by the following sets of interfaces and enum types
6

GROUP BY and HAVING clauses

interface provides methods for building aggregate expressions: count, countDistinct - return a long type ... representing the sum of values. avg - returns a double type expression representing the average
1

Step 5: Add a JSP Page

"> Name: <input type="text" name="name" /> <input type="submit" value="Add
1

Step 5: Design a BIRT Report Chart

In this step we will add a simple chart to the report: Open the [New Chart] dialog box by dragging a Chart from the [Palette] window and dropping it on the report design (.rptdesign) layout. In the [Select Chart Type] tab select Tube as the chart type and click Next. In the [Select Data] tab
1

Step 5: Add a JSP Page

"> Name: <input type="text" name="name" /> <input type="submit" value="Add
1

Step 5: Add a JSP Page

method="POST" action="guest"> Name: <input type="text" name="name" /> <input type="submit" value="Add" /> </form> <hr><ol
1

Step 5: Add a JSP Page

> <form method="POST" action="GuestServlet"> Name: <input type="text" name="name" /> <input type="submit" value="Add" /> </form> <hr><ol
0

[ODB1] Chapter 2 - A Quick Tour

classes (which are called persistent classes) can be stored in the database directly, and other types ... . Predefined Java types like ArrayList, String and Date can be stored in the database only as fields
0

JDO Reference (JavaDoc)

This reference contains the API documentation (similar to JavaDoc) of JDO 2.2. The content is derived from the original JDO documentation with some additions and notes. The most basic JDO types are: All the other JDO types are organized into the following sections:

Getting Started

ObjectDB is very easy to use. Follow the Getting Started Tutorial and the Quick Tour manual chapter and in minutes you may be able to write and run first Java programs against ObjectDB.

Prior knowledge or experience in database programming (SQL, JDBC, ORM, JPA, etc.) is not required, but some background in using the Java language is essential.

Need Help?

  1. Search ObjectDB website
  2. Read the FAQ
  3. Follow the Tutorials
  4. View or post in the forum
  5. Search or file an issue
  6. Contact support