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6

javax.persistence.metamodel.SingularAttribute

Since: JPA 2.0 Member getJavaMember() Return the java.lang.reflect.Member for the represented attribute. Return the java.lang.reflect.Member for the represented attribute. Returns: corresponding java.lang.reflect.Member Since: JPA 2.0 Class<Y> getJavaType() Return the Java type of the represented
6

javax.persistence.metamodel.MapAttribute

type of the collection. Returns: element type Since: JPA 2.0 Member getJavaMember() Return the java.lang.reflect.Member for the represented attribute. Return the java.lang.reflect.Member for the represented attribute. Returns: corresponding java.lang.reflect.Member Since: JPA 2.0 Class<Y> getJavaType
6

javax.persistence.metamodel.Attribute

which the attribute was declared. Returns: declaring type Since: JPA 2.0 Member getJavaMember() Return the java.lang.reflect.Member for the represented attribute. Return the java.lang.reflect.Member for the represented attribute. Returns: corresponding java.lang.reflect.Member Since: JPA 2.0 Class<Y
0

javax.jdo.annotations.Order

for the ordering component of an ordered container member, such as Java Collections Framework Array ... String column The name of the column to use for ordering the elements of the member. The name of the column to use for ordering the elements of the member. Returns: the name of the ordering column
0

setRecursionDepth(memberName, recursionDepth)

) Set the recursion-depth for this member. The default is 1. A value of 0 means don't fetch the member (as if the member were omitted entirely). A value of -1 means fetch all instances reachable via this member. Parameters: memberName - the name of the field or property recursionDepth - the value
0

javax.jdo.annotations.FetchGroup

. Default value: {} Since: JDO 2.1 Persistent[] members Members (fields and properties) of the fetch group. Members (fields and properties) of the fetch group. The members should contain only name and recursionDepth. Returns: members for the fetch group Since: JDO 2.1 String name Name of the fetch
0

javax.jdo.annotations.Index

String[] members Member (field and property) names that compose this index. Member (field and property) names that compose this index. Returns: member names that compose this index Default value
0

addMembers(memberNames)

Method javax.jdo.FetchGroup FetchGroup addMembers( String... memberNames ) Add the member (field or property) to the set of members in this FetchGroup. Duplicates are ignored. Parameters: memberNames - the names of members to add to the FetchGroup Returns: the FetchGroup Throws: JDOUserException
0

removeCategory(categoryName)

Method javax.jdo.FetchGroup FetchGroup removeCategory( String categoryName ) Remove the members (fields or properties) of the named category from the set of members in this FetchGroup. This method first resolves the category name to a set of members and then removes the members as if removeMembers
0

javax.jdo.annotations.Unique

[] members Member (field and property) names that compose this unique constraint. Member (field and property) names that compose this unique constraint. Returns: member names that compose this unique

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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