HQL supports the use of ANSI SQL row value constructor syntax (sometimes called tuple syntax), even though the underlying database may not support that notion.
HQL支持ANSI SQL行值构造语法的用法，(有时叫元组语法)，甚至虽然底层数据不支持这种语法。
The next constructor creates an integer with the value of 100, as specified.
第二个构造函数根据规定创建了一个值为 100 的整数。
The return value of this constructor is a node that you can add to the tree in the same way as the nodes in the above example.
该构造函数的返回值是一个节点，可以使用与上面示例中相同的方式将其添加到树中。
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