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SQL tricks with billionaires data
Intermediate SQL tutorial demonstrating REGEXP for advanced filtering, IF & CASE statements to create categories, SUBQUERIES ...
但当我第一次在某高校数据库导论课上带学生做这个练习时，发现92%的学生卡在第4关“SELECT from WORLD Tutorial”的JOIN语法上；第二次在某公司内部SQL速成营中组织实战演练，73%的工程师在“More JOIN operations”模块反复提交错误答案却不知错在哪；第三次，我自己用凌晨两点的咖啡提神，重刷第15关“Using ...
This feature is in preview. In Fabric Data Warehouse, T-SQL developers can call Fabric user data functions from T-SQL queries. A T-SQL proxy function in a warehouse calls the referenced Python ...
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