Computer Science · Database Management Systems
एंटिटी-रिलेशनशिप (ER) आरेख में एक बहु-मूल्यवान विशेषता (multi-valued attribute) को दर्शाने के लिए निम्नलिखित में से किस ग्राफिक प्रतीक का उपयोग किया जाता है?
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