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18

Out of memory

consumption. Currently it seems that most of the heap space is in use for various caching activities ... ="false" /> </entities> This big heap space is set after few versions ago ODB was crashing regularly with OOM. With each crash I was rising up heap space up to the moment it is now. lwalkowski
11

JPA / JDO Class Enhancer

can also be passed to the enhance method as a single string delimited by commas or spaces. In
11

JPA Primary Key

, such a primary key requires more storage space (especially if there are many references to Event
3

java.lang.Exception

and a space) the result of invoking this object's getLocalizedMessage method If getLocalizedMessage
2

Step 5: Design a BIRT Report Chart

- enter row["y"] as the Y series and row["x"] as the X series, (use Ctrl + Space in these fields
1

[ODB1] Chapter 6 - Persistent Objects

. This behavior can be changed as explained in section 4.3 Embedded objects can reduce storage space ... are usually more efficient in terms of execution time and database space
1

[ODB1] Chapter 8 - ObjectDB Server

, the diskspace attribute specifies maximum disk space for all the files in that directory. A suffix m
0

javax.jdo.Query

space. The variableDeclaration parameter is the name of the variable containing the results ... parameters are valid. White space (non-printing characters space, tab, carriage return, and line feed ... and the Collection.contains(Object o) method. Identifiers in the expression are considered to be in the name space
0

setFilter(filter)

space (non-printing characters space, tab, carriage return, and line feed) is a separator ... ) method. Identifiers in the expression are considered to be in the name space of the specified class
0

javax.jdo.JDOUserCallbackException

of this object ": " (a colon and a space) the result of invoking this object's getLocalizedMessage method

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.

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