optimistic-concurrency

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Hibernate: Should I include the 'version' field to hashcode() and equals() methods

I know that when overriding hashcode() and equals() of my persistent entities I should not include ID and only include the meaningful properties that uniquely identify the object.[详细]

2023-04-03 19:34 分类：问答
When a transaction is rolled back in timestamp ordering protocol why is it given a new timestamp?

When a transa开发者_如何学Pythonction is rolled back in timestamp ordering protocol, why is it given a new timestamp?[详细]

2023-03-08 17:25 分类：问答
Linq to Sql: Change Conflict SQL Statement

When I catch a ChangeConflictExceptio开发者_StackOverflow中文版n is it possible to determine the actual SQL statement that failed from within the code?ie; rather than inspecting profiler output.I hope[详细]

2023-03-06 18:21 分类：问答
Asp.Net ListView ItemUpdating does not set OldValues when using UpdateItem()

I don\'t know why the OldValues of the ItemUpdating eventargs is not being set when I try to update items using Listview.UpdateItem method.[详细]

2023-03-03 20:28 分类：问答
nHibernate and concurrency check

I want to achieve concurrency check using nHibernate 3 using UnitOfWork pattern. To be more precise: open new session session,[详细]

2023-02-20 03:05 分类：问答
Database Transaction Design Question

Consider the following two blocks of Java psedo-code in a system that uses optimistic transactions. Example A:[详细]

2023-02-18 02:17 分类：问答
ProstgreSQL, MySQL optimistic concurrency

I have a web application in which data can be changed concurrently by the users. At the moment I include the old row values in each form and update the row only if the data is the same. With SQLite th[详细]

2023-02-07 13:52 分类：问答
Linq to Sql - How to update an object using a repository pattern?

There is tons of information on this, but even after reading for hours and hours I can\'t seem to get this to work the way I want.[详细]

2023-02-07 05:41 分类：问答
How do I get Linq-to-SQL to ignore columns that are modified by INSERT triggers?

There\'s a column on one of my tables that\'s being 开发者_JAVA百科updated by various INSERT/DELETE triggers in my database - the triggers perform some calculation based on the contents of linked tabl[详细]

2023-01-17 02:15 分类：问答
What's a good end user message for optimistic concurrency failures

I\'m trying to come up with some good words to explain an optimistic concurrency开发者_高级运维 exception to a user. It turns out it\'s a lot harder that I thought it would be. the best I have so far[详细]

2023-01-14 19:58 分类：问答