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JPA Doc
4

TableGenerator.pkColumnName

Annotation Element javax.persistence.TableGenerator String pkColumnName (Optional) Name of the primary key column in the table. Defaults to a provider-chosen name. Default value: "" Since: JPA 1.0
JPA Doc
4

TableGenerator.uniqueConstraints

Annotation Element javax.persistence.TableGenerator UniqueConstraint[] uniqueConstraints (Optional) Unique constraints that are to be placed on the table. These are only used if table generation is in effect. These constraints apply in addition to primary key constraints. Defaults to no additional constraints. Default value: {} Since: JPA 1.0
FAQ
4

Which API should I use - JPA or JDO?

You can use ObjectDB with either the Java Persistence API (JPA) or the Java Data Objects (JDO) API. Both share similar architecture, design and abilities. When to prefer JPA JPA is more commonly used. Therefore, it might be the first choice for most new applications. You can use JPA as the primary
Result
4

Privacy Policy

platforms and encourage users wishing to discuss sensitive details to contact them through primary
JDO Doc
3

javax.jdo.identity.ByteIdentity

 pcClass, Byte key) Constructor with class and key. Constructor with class and key. Parameters: pcClass - the target class key - the key Since: JDO 1.0 ByteIdentity(Class pcClass, Byte key) Constructor with class and key. Constructor with class and key. Parameters: pcClass - the target class key
JDO Doc
3

javax.jdo.identity.CharIdentity

(Class pcClass, char key) Constructor with class and key. Constructor with class and key. Parameters: pcClass - the target class key - the key Since: JDO 1.0 CharIdentity(Class pcClass, String str) Constructor with class and key. Constructor with class and key. The String must have exactly one character
JDO Doc
3

javax.jdo.identity.IntIdentity

, int key) Constructor with class and key. Constructor with class and key. Parameters: pcClass - the class key - the key Since: JDO 1.0 IntIdentity(Class pcClass, String str) Constructor with class and key. Constructor with class and key. Parameters: pcClass - the class str - the key Since: JDO 1.0
JDO Doc
3

javax.jdo.identity.LongIdentity

 pcClass, Long key) Constructor with class and key. Constructor with class and key. Parameters: pcClass - the class key - the key Since: JDO 1.0 LongIdentity(Class pcClass, Long key) Constructor with class and key. Constructor with class and key. Parameters: pcClass - the class key - the key Since: JDO
JDO Doc
3

javax.jdo.identity.ShortIdentity

(Class pcClass, Short key) Constructor with class and key. Constructor with class and key. Parameters: pcClass - the class key - the key Since: JDO 1.0 ShortIdentity(Class pcClass, Short key) Constructor with class and key. Constructor with class and key. Parameters: pcClass - the class key - the key
Issue
3

again merger missing logs + objectdb exception

ObjectDB into multiple sections and each section is stored in a separate page and has a wrapper key that consists of the original primary key of the object with additional information about the section (e.g ... . a section key wrapper that wraps another section key wrapper that wraps the original primary key