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Articles by Drew Rhoades (Tip/Trick: 1)

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Database Development
SQL Server
2 Mar 2012   Updated: 2 Mar 2012   Rating: 0.00/5    Votes: 0   Popularity: 0.00
Licence: CPOL    Views: 16,041     Bookmarked: 1   Downloaded: 0
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I can't imagine that a correlated subquery is your best answer here:SELECT name FROM teacher WHERE EXISTS (SELECT 1 FROM student WHERE teacher.teacher_id = student.teacher_id)Instead, how about an INNER JOIN?SELECT DISTINCT teacher.nameFROM teacher INNER JOIN student ...

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Technical Lead PDI
United States United States
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