composite-key

相关标签：javascript jquery android 多少钱 iPhone

NHibernate issues redundant queries with composite keys

For the sake of the example, let\'s say that I have to model the \"person\" entity of the database of my country\'s revenue service, and that in my very small country the first name and the last name[详细]

2023-03-23 03:01 分类：问答
Oracle composite primary key / foreign key question

I have a composite primary key in 1 table in oracle.I want to create a foreign key for one table entry in my second table that references the composite primary key in the first table.I am getting the[详细]

2023-03-18 07:09 分类：问答
Custom reference mapping in Fluent Nhibernate

In my database, I have two tables, one logically referencing other, but with no foreign key defined (I cannot control the database, so have to live with that). E.g.:[详细]

2023-03-17 07:23 分类：问答
HowTo map a jointable with extra columns + table-column as part of the Id?

im using an intermediate entity-class to map additional columns to a jointable. SQL: CREATE TABLE backlogaufgabe[详细]

2023-03-16 22:00 分类：问答
Mapping an additional column to a composite-id while keeping the property-mapping for it

im using an intermediate entity-class to map additional columns to a jointable and it works fine as long as the Id will be generated from the both fkeys from the involved tables.[详细]

2023-03-16 17:04 分类：问答
many-to-many with different number of keys

I us开发者_运维知识库e NHibernate with mapping in the HBMs I have Table1 like this ID int(PK) Category int(PK)[详细]

2023-03-15 10:11 分类：问答
error refreshing JPA Entity

I have the following domain model Currency ----< Price >---- Product Or in English A Product has one or more Prices. Each Price is denominated in a particular Currency.[详细]

2023-03-15 01:08 分类：问答
Syntax for creating objects with composite keys in JavaScript

Is there a syntax for passing composite keys, i.e. lists and objects, like the below example开发者_Python百科, or is that by-design?[详细]

2023-03-13 23:04 分类：问答
How to use a foreign key as a part of a composite primary key in Entity Framework?

I\'ve got an entity which is identified by no own id but an unique combination of properties, each of which is a foreign key.[详细]

2023-03-09 15:01 分类：问答
Composite Foreign Key Constraint via PhpMyAdmin?

Is there a way to add a composite (multi-column) foreign key to an InnoDB table via the PhpMyAdmin interface?I already have the appropriate composite primary key in the target table, and I can single[详细]

2023-03-06 01:46 分类：问答