Anyone help me, please!. In my project, i have transaction with lock record: in my case, i call it from command, when it running: Transaction no ...
Anyone help me, please!. In my project, i have transaction with lock record: in my case, i call it from command, when it running: Transaction no ...
I'm trying to figure out when const should be used when writing C++ code. Are these all examples of pessimization or is it beneficial to write code th ...
We developing service were for each client user can make appointment. Is there strategy - table in database (MS SQL SERVER) for each client will be pr ...
I check a session object and if it does exist then call another method which would use that object indirectly. Although the second method would access ...
Assuming I'm doing something like this (from the Active Record Querying guide) Is the lock automatically released at the end of the transaction? I' ...
I'm using the EclipseLink implementation of the JPA 2.0 which allows pessimistic locking. I know how to lock an entity but how do I release the lock? ...
We have a system in which we must use pessimistic locking in one entity. We are using hibernate, so we use LockMode.UPGRADE. However, it does not lock ...
I have read the article Locking and Concurrency in Java Persistence 2.0, and run the sample application. But i still cant realize the difference betwe ...
If i SELECT a row for updating in MS SQL Server, and want to have it locked till i either update or cancel, which option is better :- 1) Use a query ...