object-relational-model

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Which Javascript MVC framework best handles relational data?

I\'m looking to try, for the first time, a JavaScript MVC framework like Knockout, Backbone.js, Spine, JavaScriptMVC, etc.[详细]

2023-04-01 09:04 分类：问答
foreignkey column in object relation model in C#

why in ORM(object relation model) Mode开发者_如何学Cl in this sample foreignkey column publisher in book class is a class of publisher,while where we could use of a long type(in database publisher isf[详细]

2023-03-26 12:20 分类：问答
Implement 1:N relation in postgreSQL (object-relational)

I\'m struggling with postgreSQL, as I don\'t know how to link one instance of type A to a set of instances of type B. I\'ll give a brief example:[详细]

2023-03-20 05:09 分类：问答
Getting the Article title for the Comment Crud

I created an Article and Comment Models and have CRUD on both. Its works perfectly. What I need now is to have the article.title field displayed in Comment Crud instead of the comment.articleid. How c[详细]

2023-03-14 17:58 分类：问答
Oracle Object-Relational add method

I\'m learning oracle object-relational model. I already know how to declare, call methods. but how can I add a new method to an existing o开发者_JS百科bject?[详细]

2023-01-25 07:31 分类：问答
The benefits of using an object relational database such as Oracle/PostrgreSQL vs a regular Relational database?

I\'m curious as to what the major pros/cons are of开发者_运维百科 using an object relational database over a regular relational database are?[详细]

2023-01-19 05:50 分类：问答
Persistence a One-To-Many Relationship

I am using Java EE 6. Just want to throw it out there first Here is the relationship. A customer can have multiple facility[详细]

2023-01-04 20:34 分类：问答
Properly populating tables in an Object Relational database

I\'ve got a homework assignment that requires that I use Oracle 10g Express to implement an Object Relational database to track phone billing data.I have a superclass of Communications with subclasses[详细]

2023-01-03 15:46 分类：问答
How do I insert data into a object relational table with multiple ref in the schema

I have a table with a schema of Table(number, ref, ref, varchar2, varchar2,...). How would I insert a row of data into this table?[详细]

2022-12-29 04:21 分类：问答
Oracle ORDB Hierarchical Data

I am trying to create some hierarchical data using Oracles object relation features. I have defined a \"Post\" as follows:[详细]

2022-12-08 18:56 分类：问答