Wallow
发表于 2025-3-26 21:57:15
XML Indexes,ther large object types, it can store up to a maximum of 2GB per tuple. Although standard operators such as . and . can be used against XML columns, you also have the option of using . expressions (discussed in this chapter). They can be rather inefficient, however, unless you create XML indexes.
Defense
发表于 2025-3-27 03:54:09
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钝剑
发表于 2025-3-27 07:46:13
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Pillory
发表于 2025-3-27 09:54:13
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stroke
发表于 2025-3-27 13:45:25
Understanding Spatial Data,-tier applications, the ability to construct or interrogate spatial data may be critical. In this chapter, I will give an overview of spatial data and its implementation in SQL Server, before looking at the spatial standards that are used in the SQL Server implementation.
Bravado
发表于 2025-3-27 18:09:11
Working with Spatial Data, examine how to work with these data types. First, I will discuss the methods that can be used to construct surfaces, before reviewing how to query spatial data. Finally, you will see how to design and create spatial indexes.
grounded
发表于 2025-3-27 22:28:08
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bile648
发表于 2025-3-28 05:47:51
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全部
发表于 2025-3-28 07:36:38
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landmark
发表于 2025-3-28 14:29:20
Understanding JSON,milar to XML, in the respect that it is a self-describing, hierarchical data-interchange format. Unlike XML, however, JSON tags are minimal, making JSON documents shorter and both easier to read and quicker to parse.