• Therefore flow developers should not use routing decisions in which variable reference expressions map onto name columns whose values may be NULL.

    因此,流开发人员不应该使用变量引用表达式映射到名称列可能为 NULL 的路由决策。

    youdao

  • If you omit a table name (that is, you specify NULL or an empty string), information is returned for all tables in the schema specified.

    如果您省略了表名(即指定NULL或空字符串),那么为指定的模式中的所有表返回信息。

    youdao

  • If the schema is NULL or the empty string, the procedure restores the schema to the name from where it was backed up.

    如果模式是NULL或空字符串,那么这个过程采用备份时的模式名进行恢复。

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  • The last set includes a colon (:) between the variable name and the substitution operator, which adds the check to see if the variable is NULL, as well.

    后一组定义在变量名和替换操作符之间包含一个冒号(:),这会额外检查变量是否是NULL。

    youdao

  • The procedure does not perform any action if the given table name is NULL.

    如果给出的表名为NULL,则该过程不执行任何动作。

    youdao

  • A macro is called to check if the entry name syntax and the entry name is passed as NULL.

    调用一个宏检查传递的条目名称语法和条目名称是否为NULL。

    youdao

  • Exclude columns: the name of the columns that you want to be excluded can be null.

    排除列:您希望被排除的列名称可以为空。

    youdao

  • NOT NULL - a NULL was found in field name.

    NOTNULL——字段名中出现空值。

    youdao

  • Otherwise, the shell interprets the trailing text as part of your variable name — and most likely returns a null value.

    否则,Shell将把尾随文本解释为变量名称的一部分——并且很可能返回一个空值。

    youdao

  • If a row is returned from the database, the UserBean is populated with non-null user name and password member variables.

    如果从数据库返回了一行,则使用非空的用户名和密码成员变量来填充userbean。

    youdao

  • Finally, the team needed to assemble everything into a table and update the events table with the depot location name or null. The full SQL is.

    最后,该团队需要将每项数据组装到一个表中,使用维修站位置、名称或null更新事件表。

    youdao

  • The first parameter to session.getDatabase is the name of a server where null means the local system.

    getDatabase 的第一个参数是服务器名称,其中null意味着是本地系统。

    youdao

  • If name does not correspond to a key in the hashtable, then null will simply be returned.

    如果哈希表中没有与键值对应的名称,将返回null。

    youdao

  • packageName: The name of the package that will contain the EGL build file.(if this is null or an empty string, the default package will be used)

    将包含这个EGL构建文件的包的名称(如果是null或者空的字符串,将使用默认的包)

    youdao

  • sourceFolderName: The name of the EGL source folder (If this is null, EGLSource will be used)

    EGL资源文件夹的名称(如果是null,将使用EGLSource )

    youdao

  • SourceFolderName: the name of the EGL source folder (if this is null EGLSource will be used).

    EGL资源文件夹的名称(如果这null,将使用EGLSource)。

    youdao

  • For each document in the database that has name and amount fields with non-null values, a result row is created in the view.

    对于数据库中包含具有非空值的名称和金额字段的每个文档来说,将在视图中创建一个结果行。

    youdao

  • This structure contains the resource manager's name, non-null pointers to the resource manager's entry points, a flag, and version number.

    此结构包含资源管理器的名称、指向资源管理器入口点的非空指针、标志和版本号。

    youdao

  • If the resolved context variable content is null, no replacement occurs and the variable name remains unchanged in the query string (including the "%" signs).

    如果解析后的上下文变量内容为空,则不会发生替换,并且变量名称在查询字符串中保持不变(包括“%”符号)。

    youdao

  • 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。

    youdao

  • We could add validation code to the register method to determine whether the first-name field is blank or null.

    我们可以在register方法中添加验证代码,以确定名字字段是否为null。

    youdao

  • This tag determines whether or not the field in the name attribute is null.

    这个标签确定name属性中的字段是否为空。

    youdao

  • In this example, if the Map on line 1 does not contain the person named "Bob," a null pointer exception will result on line 5 when the person is asked for his name.

    在这个例子中,如果第1行的Map不包括一个名为“bob”的人,那么在第5行询问person的名字时就会出现null指针异常。

    youdao

  • Initialize, it can choose Null, the appointed name or the appointed class.

    初始化,可以选择空、指定名称或指定的类。

    youdao

  • The instance name is not valid. The instance name cannot be null.

    实例名称无效。实例名称不能为空。

    youdao

  • The vendor ID and vendor name columns are both required, and are, therefore, specified as NOT NULL.

    卖主的序号和名称列都是需要的,所以要指定他们是非空的列。

    youdao

  • As with any preprocessor variable ( Section 2.9.2, p. 71) we should not use the name NULL for our own variables.

    正如其他的预处理器变量一样(第2.9.2 节),不可以使用NULL这个标识符给自定义的变量命名。

    youdao

  • If you can not find, the name appears as NULL.

    若查找不到,则姓名显示为NULL。

    youdao

  • Returns the component with name type if the game object has one attached, null if it doesn't.

    返回组件名称类型如果游戏对象有一个附件,空如果它不。

    youdao

  • The instance name cannot be null.

    实例名称不能为空。

    youdao

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