Disclosed are systems, methods and computer program products for using data object relationships in a database system to group database records and files associated with a first database record. In some implementations, one or more second database records maintained in a record repository are ...
In a(n) relational database, relationships are specified by joining common data stored in the fields of records in different tables.问题补充:匿名 2013-05-23 12:21:38 在数据库术语中,A(N)的关系是一个存储在不同的记录类型的数据之间的关联。 匿名 2013-05-23 12:23:18 在数据库术语,A(...
[translate] aIn a(n) relational database, relationships are specified by joining common data stored in the fields of records in different tables. 在a (n)关系数据库,关系通过加入在存放的共同的数据指定纪录领域用不同的桌。 [translate] 英语翻译 日语翻译 韩语翻译 德语翻译 法语翻译 俄语翻译 阿拉伯...
Who understands the relationships between the data stored in a database and is able to translate the data into business information. 他了解数据库中存储的数据之间的关系并能够将数据转换成业务信息。 msdn2.microsoft.com 2. From education to travel to business - the relationships between the two coun...
The invention is an improved system and method for browsing and editing data residing in database tables. The method of the present invention includes the steps of providing a graphical user interface in communication with a database, receiving user input to the graphical user interface, retrieving...
A unidirectional relationship has only an owning side. The owning side of a relationship determines how the Persistence runtime makes updates to the relationship in the database.Bidirectional RelationshipsIn a bidirectional relationship, each entity has a relationship field or property that refers to ...
Logical relationships in a database enable you to efficiently query data and create reports. Kinds of table relationships A relationship works by matching data in key columns, usually columns (or fields) that have the same name in both tables. In most cases, the relationship connects the primary...
rching and Browsing SIGNOR: A Database of Causal Relationships Between Biological Entities—A Short Guide to Searching and Browsing... PL Surdo,A Calderone,G Cesareni,... - John Wiley & Sons, Inc. 被引量: 57发表: 2017年 Current Protocols in Bioinformatics || SIGNOR: A Database of Causal...
Relational database systems usually don't allow you to implement a direct many-to-many relationship between two tables. Consider the example of keeping track of invoices. If there were many invoices with the same invoice number and one of your customers inquired about that invoice number, you ...
One solution to this problem is to split the data into multiple tables and define relationships between those tables. This is the approach used in relational databases like SQL Server. For example, a database that you import into a model might represent order data by using three related tables...