Specify that joined tables should include rows even when they do not match rows in the corresponding table.

指定即使某些行与相应表中的行不匹配，联接表也应包含这些行。

youdao

Specify that joined tables should include rows even when they do not match rows in the corresponding table.

指定即使某些行与相应表中的行不匹配，联接表也应包含这些行。

youdao