You cannot alter the external table schema.

不能改变外部表模式。

youdao

Note that the size of the boxes for these two templates are fixed - you cannot alter them.

注意这两个模板框的大小是固定的-你没法改的。

youdao

Furthermore, you cannot ALTER the global variable definition at all, including its default value.

此外，您不能更改全局变量定义，包括其默认值。

youdao

Also, once an index has been created in DB2, you cannot alter any clause of the index definition.

此外，在DB 2中，一旦创建了索引，就不能修改索引定义中的任何子句。

youdao

Also, once an index has been created in DB2, you cannot alter any clause of the index definition.

此外，在DB 2中，一旦创建了索引，就不能修改索引定义中的任何子句。

youdao