Database Systems Exam MCQs – Practice Test 36 (Chapter 15)
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Download the Introduction to SQL Study App: A Boolean data type that can take values true, false, and unknown, was introduced in; MCQ with answers: sql:1998, sql:1998, sql:1999, and sql:2000. Practice Basic Structure of SQL Queries Quiz Questions, download Kobo e-Book (Free Chapter) to study transaction management.
MCQ 176: In SQL:1999, a similar to operation, which provided more powerful pattern matching than the:
MCQ 177: A Boolean data type that can take values true, false, and unknown, was introduced in:
MCQ 178: After the deletion operation, the relation:
MCQ 179: SQL allows us to search for mismatches instead of matches by using the:
MCQ 180: Some implementations of SQL also allow us to test whether the result of a comparison is unknown, by the clauses:
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