Assume that the scope of a logical session lock is some kind of resource identifier.
假设逻辑会话锁的范围是某种资源标识符。
An identifier may be defined once in a scope, but can be redefined in nested scopes. The following example will explain some of these points.
一个标识可以在一个作用域中定义一次，但可以在嵌套作用域中重新定义。
Namespace defines the scope of the identifier used in the program.
程序中标识符的作用域。
Namespace defines the scope of the identifier used in the program.
程序中标识符的作用域。
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