在满足筛选器条件的每个行中,数据库服务器将对键应用哈希函数,并探测哈希表以查找匹配的键值。
For each row that satisfies the filter condition, the database server applies hash function to the key and proves the hash table to find a match.
现在,在筛选框中输入一些文本并在键盘上点击enter键。
Now, type some text in the filter box and press the Enter key on your keyboard.
可提供针对每个外键或针对布尔型字段创建的筛选器。
Filters that are created for each foreign key or Boolean fields.
演示如何使用布尔值、外键和枚举列类型来执行表行筛选。
Shows how to perform table-row filtering using Boolean, foreign-key, and enumeration column types.
说明如何在执行筛选所在的资料表中,使用外部索引键筛选资料表资料列。
Shows how to perform table row filtering using foreign keys in the same table where filtering is performed.
说明如何在执行筛选所在的资料表中,使用外部索引键筛选资料表资料列。
Shows how to perform table row filtering using foreign keys in the same table where filtering is performed.
应用推荐