Some are strings and other primitive values.
一些属性是字符串和基本类型值。
By using primitive values on the stack, we can do work without using the current memory area.
通过使用栈上的原始值，我们就可以在不使用当前存储区的前提下完成工作。
In general, the result of an expression in an XML query may consist of a heterogeneous sequence of elements, attributes, and primitive values, all of mixed type.
一般而言，XML查询表达式的结果可由异构的元素序列、属性和所有混合类型的原始值构成。
In general, the result of an expression in an XML query may consist of a heterogeneous sequence of elements, attributes, and primitive values, all of mixed type.
一般而言，XML查询表达式的结果可由异构的元素序列、属性和所有混合类型的原始值构成。
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