| 1. | Alter table when used to do the following 用于执行以下操作的alter table : |
| 2. | Generates alter table statements when scripting constraints 在编写约束脚本时生成alter table语句。 |
| 3. | Alter table operates as if arithabort is set to on Alter table的操作方式与arithabort设置为on时相同。 |
| 4. | The changes specified in alter table are implemented immediately Alter table语句指定的更改将立即实现。 |
| 5. | Clause of alter table 子句中指定其他索引选项。 |
| 6. | Determines the default value , null or not null , of a column , 确定在create table或alter table语句中未显式定义为空性的 |
| 7. | Grant alter table permission to the user on all tables that are affected by the 进程影响的所有表的alter table权限授予用户。 |
| 8. | Option of alter table , and using the with check option to validate them 选项重新启用约束检查,并使用with check选项对其进行验证。 |
| 9. | In addition , alter table permission is required if any of the following is true 此外,如果下列任何一条件成立,则要求具备alter table权限: |
| 10. | Such constraints are ignored until they are re - enabled by using alter table Check constraint all语句重新启用这些约束之前,将忽略这些约束。 |