persistence

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Create C# classes based of MySQL table

Is there anything built into .Net or vi开发者_如何学Pythonsual studio that will allow my to create classes based off of a MySql table. I guess I am talking about persistence. I just want the class to[详细]

2023-04-13 06:48 分类：问答
How to map a simple Hibernate join result to object with sub-objects?

I am confused about how to query for a list of objects with sub-objects in it. I have two classes Execution and Order. And In Execution, I have the order object in it as a one-to-one relationship:[详细]

2023-04-12 23:53 分类：问答
Persistence in iOS: Property List Serialization vs. NSUserDefaults vs. Core Data

I\'m new to iOS. My requirement is to collect several error strings from inside the app and periodically post them to my web service. Each error is a simple NSString ~100 characters long. I may accumu[详细]

2023-04-12 21:59 分类：问答
Doctrine 2, Need to execute code pre-persist/post-persist

I am using Doctrine 2 entities. We have some entities which have to update related items when they are saved to the database. For example, when a user record is modified, we save it as a new record, w[详细]

2023-04-12 14:07 分类：问答
many-to-many persistence

I am new to Java EE, and I set up a learning case for myself where I can register users and persist the data to the database, I use Glassfish, EclipseLink JPA 2.0 and JSF framework. The databasecontai[详细]

2023-04-12 06:56 分类：问答
Application Features Persistence Alternatives - NoSQL or a RDBMS?

I\'m making a system with some features of a social network. And I want to know what your thoughts on the persistence technologies that best apply to certain features.[详细]

2023-04-11 22:08 分类：问答
Android - tracking order of my activities

I need to know order, my intents were called one by another. When I start new activity, I append it\'s name into String field. That\'s nice, but I need to preserve this field until my app is run again[详细]

2023-04-11 16:40 分类：问答
Java EE, creating entity object with one to one association

I have two entitys, A and B. A has a one to one relationship of B. class A { String aValue; B b; } class B {[详细]

2023-04-11 05:14 分类：问答
Best way to persist soap request and response into Oracle database?

I want to track service calls for security reasons into datab开发者_开发技巧ase and I need to generate reports above them. I don\'t know what is the best way, using soap handlers, using database logge[详细]

2023-04-11 02:35 分类：问答
Java persistence entity manager factory returning null

I am using MySql database with JPA. my persistence.xml looks like <?xml version=\"1.0\" encoding=\"UTF-8\"?>[详细]

2023-04-10 19:50 分类：问答