N cardinality (account, address).
n关系(帐户、地址)。
The number of rows in the table (cardinality).
表中的行数(基数)。
The table cardinality for CUST_CUSTOMER is about 30000.
CUST_CUSTOMER的表基数大约是30000。
This is close, but higher than the real cardinality.
接近但高于实际的行数。
Luckily, cardinality estimation is a popular area of research.
幸运的是，基数估计是一个热门的研究领域。
Standard statistics from source data (such as cardinality or indexes).
源数据(例如基数或是索引)的标准统计。
With this method, we can collect real cardinality for access plan operators.
通过这种方法，我们就能够为访问操作者收集实际基数。
We describe a parent class whose elements have a property with cardinality equal to one.
我们描述一个父类，它的元素有一个基数等于一的属性。
The explaination of the policy, cardinality and service provide are covered in the next section.
有关策略（policy）、基数性（cardinality）和服务（service）的内容在下一节再做解释。
The explaination of the policy, cardinality and service provide are covered in the next section.
有关策略（policy）、基数性（cardinality）和服务（service）的内容在下一节再做解释。
应用推荐