Basic Structure of SQL Queries MCQs App Download | Database Systems PDF e-Book
Database Systems Exam Prep: Mock Test 412
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The query for finding the Distinct department names of all instructors, would be
SQL statements can be embedded with in general-purpose programming languages, like
A relation may include the primary key of another relation, among its attributes, known as
The basic operations of relational algebra includes Select, project, union, set difference, Cartesian product, and
When multiple transactions update the system concurrently, to ensure the consistency of the database, is the responsibility of
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