In addition, new Boolean, cursor, row, and array data types are now supported.

此外，现在还支持新的布尔、游标、行和数组数据类型。

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Its constructor accepts a Boolean that determines whether a new index is created or whether an existing index is opened.

它的构造函数接收布尔值，确定是否创建新索引，或者打开现有索引。

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Adding new actions, exceptions, or Boolean logic is trivial.

新添操作、异常或布尔逻辑都是比较容易的事情。

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