For this test, the Ex versions of the strsafe functions set NULL on failure and 0xfe as the fill byte.
在测试中，调用ex版本的strsafe系列函数的程序会在调用失败时把缓冲区设为NULL，并以0xfe作为填充字节，代码如下。
When ON delete set NULL is active, when a record is deleted from the parent table, all records in the child table with matching foreign key values are set to NULL.
当ON DELETESET NULL规则被激活时，如果一条记录从父表中删除，子表中的所有记录以及匹配的外键值都被设置为NULL。
Additional code could be added to perform a check to see if the new value is a user-defined value indicating that the database value should be set to NULL or the default value defined for the column.
可以添加额外的代码来执行一个检查，检查新值是不是一个用户定义值，用以表明数据库值应该被设置为NULL或针对该列定义的默认值。
If doesn't exist or is NULL, exit the command or script and display the error message set with.
如果不存在或者是NULL，就退出命令或脚本并显示用设置的错误消息。
If doesn't exist or is NULL, set to and return.
如果不存在或者是NULL，就把设置为并返回。
To avoid this problem, you can define a complex type to wrap the value type and set the complex type to be null to indicate a null reference.
为了避免这个问题的出现，您可以定义复合类型来封装数值类型，并将这个复合类型置为空来表示空引用。
The use of these specific columns ensures that the related column values are not inadvertently set to NULL.
这些特定列的使用能够确保相关的列值不会意外设置为NULL。
An error could occur in the first test and prevent the variable's value from being set, thus resulting in the other tests receiving a null value.
错误可以发生在首个测试期间，并阻止您去设置变量的值，并导致其他的测试接受一个空值。
If the former is true, then the indicator variable for that column is set to -1 which results in the column being updated with the null value.
如果是前一种情况，那么该列的指示符变量被设置为- 1，这导致该列被更新为空值。
would set variable phone to NULL.
将设置变量电话为 NULL。
The "name" column will be a CHAR (30), set to NOT NULL, and have a unique index on it.
“name”列的类型是CHAR(30)，不允许为空，而且根据此列建立了一个索引。
Here, the namespace is set to namespace, but it could just as easily have been left blank or null if no namespace were wanted.
此处名称空间设置为NAMESPACE，但若不需要名称空间，直接将此处留空即可。
This happens if you leave the event.title field null, or set it to an empty string.
如果让event . title字段为空，或者将它设置为空字符串就会出现这种情况。
Prior to the DB2 for I 6.1 release, SQL Update and Insert statements could use an indicator variable with a value of -1 to set a null capable column to the null value.
在DB 2fori 6.1发布之前，SQLUpdate和insert语句能够使用一个值为- 1的指示符变量，将支持空值的列设置为空值。
It is very important that you have the correct null modem cable with you to set up the debugging environment.
为了设置调试环境，拥有正确的零调制解调器电缆是非常重要的。
If this checkbox is not selected, the generated WSDL is set to (null), as shown in Listing 7.
如果这个复选框没有选择，那么产生的WSDL的设置为(空的)，如列表7所示。
The corresponding field in the business object is automatically set to null.
业务对象中的对应字段将自动设置为空。
You want to set the target buffer to NULL on failure.
一旦字符串处理函数失败，就把目标缓冲区设成NULL。
To disable DB2 to run on the SAP setting, simply set the DB2_WORKLOAD registry variable to NULL and restart the database instance.
若要禁用SAP设置上运行的DB2，就只要将 DB2_WORKLOAD注册表变量设置为 NULL，并重新启动数据库实例。
The constructor function has no parameters and returns an instance of the type with all of its attributes set to null values.
构造函数没有参数，并且返回的类型实例中的所有属性都为空。
If the accept header is null, this means that the client accepts any type, so the default is set.
如果Accept标头为空，这意味着该客户端可接受任何类型，因此设置了缺省值。
If viewForward is null, this variable is set to failure in the execute method.
如果viewforward为空，那么在execute方法中会将这一变量设置为failure。
This will return null only when focus has been set to "no component."
这样，只有当焦点被设置成“无组件（no component）”时才会返回空。
If you do not want to have the event source set the current correlation sphere ID, you should pass null in as the second parameter.
如果您不想让事件源设置当前相关性的sphereID，您应该将第二个参数设置为空。
After working with obj after this if block, you should set obj to null to enable the garbage collector to reclaim this object to take full advantage of weak references.
在使用这个if块之后的obj之后，您应该将ob j设置为null，从而让垃圾收集器能够回收这个对象以充分利用弱引用。
If the pointer for an overlapped operation is set to NULL, DeviceIoControl will work in a blocked (synchronous) way.
如果重叠操作的指针设为NULL，那么DeviceIoControl将以阻塞(同步)方式工作。
If you set link to null, a new database connection is created.
如果将link设为null，就会创建一个新的数据库连接。
You can still have memory leaks if you forget to set unused Pointers to null.
如果您忘记将不再使用的指针设置为null，那么仍然会有内存泄漏。
You can still have memory leaks if you forget to set unused Pointers to null.
如果您忘记将不再使用的指针设置为null，那么仍然会有内存泄漏。
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