Database - Database Redesign - Discussion
Discussion Forum : Database Redesign - General Questions (Q.No. 8)
8.
How can you find rows that do not match some specified condition?
Discussion:
1 comments Page 1 of 1.
Sonu Yadav said:
1 month ago
NOT EXISTS is used in SQL to find rows that do not satisfy a certain condition in a subquery.
It returns true when the subquery returns no rows.
It returns true when the subquery returns no rows.
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