Concept drill
expressive-power
GATE CSE & IT · Relational Model · 1994-2006
3
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3
years appeared
Study anchor
Korth — Database System Concepts
Relational model, SQL, normalization, transactions
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All concepts →2006 PYQ
Which of the following relational query languages have the same expressive power? I) Relational algebra II) Tuple relational calculus restricted to safe expressions III) Domain rel...
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2002 PYQ
With regard to the expressive power of the formal relational query languages, which of the following statements is true?
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1994 PYQ
Which of the following features cannot be captured by context-free grammars?
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