About PESSIMISTIC_READ

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JDO Doc
3

javax.jdo.PersistenceManagerFactory

getReadOnly() Gets the value for read-only for this PMF. Gets the value for read-only for this PMF. Indicates whether the datastore is read-only or writable. Returns: the readOnly setting. Since: JDO 2 ... for whether the datastore is to be considered read-only. Sets the value for whether the datastore
JPA Doc
3

javax.persistence.PessimisticLockScope

property for pessimistic locking. This property may be passed as an argument to the methods ... the default behavior for pessimistic locking. This value defines the default behavior for pessimistic
JPA Doc
3

refresh(entity, lockMode)

, and lock it with respect to given lock mode type. If the lock mode type is pessimistic and the entity ... PessimisticLockException - if pessimistic locking fails and the transaction is rolled back LockTimeoutException - if pessimistic locking fails and only the statement is rolled back PersistenceException - if an unsupported lock call is made Since: JPA 2.0
JPA Doc
3

refresh(entity, lockMode, properties)

properties. If the lock mode type is pessimistic and the entity instance is found ... - if pessimistic locking fails and the transaction is rolled back LockTimeoutException - if pessimistic locking fails and only the statement is rolled back PersistenceException - if an unsupported lock call is made Since: JPA 2.0
Tutorial
3

Step 7: Run the Spring Web App

Explorer: This is the end of the tutorial. Learn more about ObjectDB and JPA by reading the Manual.
Tutorial
3

Step 4: Run the Application

Explorer: This is the end of the tutorial. Learn more about ObjectDB and JPA by reading the Manual.
Result
3

Posting to ObjectDB Website - Important Instructions

Please read the following instructions carefully - before posting to the ObjectDB website. 1. Where to Post Almost everything should be posted to the ObjectDB Forum - and not as an help desk support ticket or as an issue. The exceptions are: Clear ObjectDB bugs, such as unexpected exception thrown
JPA Doc
3

JPA Reference (JavaDoc) [2018-08-18]

order to learn how to use JPA and ObjectDB please read the ObjectDB manual.
Result
3

Upgrade from ObjectDB 1.0

The following pages should be read by ObjectDB 1.0 users: If you need help in upgrading your application from version 1.0 to version 2.0 - please feel free to contact ObjectDB Support.
Result
3

ObjectDB License Agreement [ver. 2.0.4]

Please read carefully this software license agreement. By downloading, installing or using the software you agree to the terms and conditions of this agreement. If you do not agree to these terms and conditions - do not download, install or use the software. This agreement is between ObjectDB