Database Systems MCQs – Certification Test 1382

Nested Subqueries MCQs (Question 1382) – Learning App & e-Book Download

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MCQ 1382: SQL includes a Boolean function for testing whether a subquery has:

Unique tuples
Duplicate tuples
Tuples
Empty tuples

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Database Systems MCQs App & e-Book – Nested Subqueries Study Material

Overview of SQL Query Language Test 1393

Aggregate Functions Test 1394

Magnetic Disk and Flash Storage Test 1395

Database Transactions Test 1396

Constraints in DBMS Test 1397

Decomposition using Functional Dependencies Test 1398

Functions and Procedures Test 1399

Notations for Modeling Data Test 1400

Data Mining and Information Retrieval Test 1401

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