Computer Science · Database Management Systems
निम्नलिखित में से कौन सा टपल रिलेशनल कैलकुलस (TRC) में एक मान्य क्वेरी व्यंजक (Query Expression) को सही ढंग से दर्शाता है?
- 1{ t | P(t) }✓
- 2{ t | P() }
- 3{ P() | t }
- 4{ P(t) | t }
सही उत्तर देखें
{ t | P(t) }
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