It would be nice to have similar operators that could take names of, say, methods and give you other metadata objects, like method infos, property infos, and so on.
要是还有相似的用来获取名称的操作符就好了。比如，给你其它元数据对象——诸如方法信息、属性信息等等——的方法。
Since most databases have requirements on characters and character length of database object names, abbreviations are usually used when naming data objects in physical models.
因为大多数数据库对数据库对象名称的字符和字符长度有要求，所以在为物理模型中的数据对象命名时，常常使用缩写。
In general, names of MQ objects can have up to 48 characters, except for channel names, which can be no more than 20 characters.
一般来讲，除了通道名称不能超过20个字符以外，MQ对象的名称最多可以有48个字符。
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