The WITH ORDINALITY clause causes UNNEST to generate an additional column of type integer that contains the position associated with each element.
WITH ORDINALITY子句使UNNEST生成另一个整数类型的列，包含与每一个元素关联的位置。
The GML namespace (associated with the prefix GML) is for the references to the element GML: _feature and type GML: _abstractgeometrytype defined in the geography markup language.
gml名称空间(带有前缀gml)用于引用在地理标记语言中定义的元素gml： _ Feature和类型gml： _abstractgeometrytype。
The magic file contains some criteria (usually file extensions), together with the element type to be associated.
变幻文件包含了一些标准(通常是文件扩展)，以及与之相联系的元素种类。
The most basic definition centers around the type of bonding existing between the atoms of the element, and around the characteristics of certain of the electrons associated with these atoms.
最基本的定义集中在元素原子间存在的连接形式和与这些原子相关联的电子的某些特性。
The most basic definition centers around the type of bonding existing between the atoms of the element, and around the characteristics of certain of the electrons associated with these atoms.
最基本的定义集中在元素原子间存在的连接形式和与这些原子相关联的电子的某些特性。
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