Relational algebra
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◇Union, intersection, and difference. Relational algebra. . Relational algebra is at the heart of Calcite. Relational algebra is an offshoot of first-order ...
from Algebra
◇Union, intersection, and difference. Relational algebra. . Relational algebra is at the heart of Calcite. Relational algebra is an offshoot of first-order ...
from Algebra