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Definition of Antijoin
1. Noun. (algebra) A type of join, denoted by (term ?), such that ''R''?''S'' yields only those tuples in ''R'' for which ''S'' has no corresponding tuple of the same value. ¹
¹ Source: wiktionary.com
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1. Noun. (algebra) A type of join, denoted by (term ?), such that ''R''?''S'' yields only those tuples in ''R'' for which ''S'' has no corresponding tuple of the same value. ¹
¹ Source: wiktionary.com