primary key column
主键列
primary key column中文，primary key column的意思，primary key column翻译及用法
2025-11-01 10:43 浏览次数 8
primary key column 例句
英汉例句
if you know the primary key information at design time, we recommend that you explicitly specify the primary key column or columns in order to achieve optimal performance.
如果您在设计阶段就已知道主索引键资讯，建议您明确地指定主索引键资料行，以达到最佳效能。
it sets up two accessors: accessor 0 contains only the primary key column (id) and accessor 1 contains other columns.
它设置两个访问器：访问器0仅包含主键列id，访问器1包含其他列。
the application never knows what value is put into the primary key column after running the insert statement.
在运行insert语句之后，应用程序将永远都不知道放入了主键列中的是什么值。
rails uses the primary key column id for various recordkeeping and referencing tasks.
rails使用主键列id来完成各种记录保持和引用任务。
in listing 5, you have a standard primary key column called po_id (that is, purchase order id).
在 清单5 中，您有一个称为 po_id 的标準主键列（即订单id）。
alternatively, you could define the primary key to use identity value generation at the time you were defining the table and adding the primary key column itself.
您还可以选择，定义主键值，来在定义表格和添加主键值列本身时使用identity值生成。
a primary key column is identified by a primary key symbol in its row selector.
主键列由其行选择器中的主键符号标识。
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