For foreign key creation, another table with a primary key with a compatible data type is required.

对于创建外键，则需要另外一个具有主键的表，且该主键具有兼容的数据类型。

youdao

In cases where the data type of a column can be altered, the list of compatible data types is automatically listed in the data type drop down for each column.

如果列的数据类型可以更改，则兼容数据类型的列表在每个列的数据类型下拉列表中自动列出。

youdao

In cases where the platform allows altering the column data type, the list of data types available is pre-filled with the valid compatible data types for that platform, making the type selection easy.

在平台允许更改列数据类型的情况下，可用的数据类型预先填写有该平台的有效兼容数据类型，使类型选择更为容易。

youdao