aggressor
发表于 2025-3-30 09:07:36
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最高点
发表于 2025-3-30 13:50:05
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HAWK
发表于 2025-3-30 17:12:26
Book 2009 position of objects in space. This is an interesting and exciting new feature, with many potentially useful applications...Beginning Spatial with SQL Server 2008. covers everything you need to know to begin using these new spatial datatypes, and explains how to apply them in practical situations in