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The nnary and Binary operators in relational Algebra.

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Q: Unary and binary operators in relational Algebra?
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What is difference between binary and unary operator in c language?

The number of arguments will be one for the unary operators and two for the binary operators. In the case of unary operators, the argument must be of the same type as that of the enclosing class or structure.


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A binary function would be one with two parameters, a unary, one with one parameter.However, these words are usually used for operators. For example, the common arithmetic operators, +, -, *, /, % are binary - they need two operands, for example, "2 + 3". The minus sign can also be unary; -x is the additive inverse of x. Unary means one operand is required. Boolean operators for and, or, xor, are binary. Actually, the great majority of operators are binary.


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I suppose you wanted to ask about unary operators.Unary operators accept one operand, in oppose to binary operators, which accept two.Examples to unary operators are:f(x) = -xf(x)= abs(x)f(x) = sin(x)


What is unary minus operator?

No. The subtraction operator is a binary operator that returns the result of subtracting the rhs operand from the lhs operand. The unary minus operator simply negates the rhs operand. int x = -5; // unary minus. x is (-5) int y = -x; // unary minus. y is (+5) y -= x; // binary minus/assign operator. y is (+10) --x; // unary decrement operator. x is (-6) y -= (-x); // binary minus/assign and unary minus operators. y is(+4)


What is plus operator is it unary or binary?

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Different operations done using rdbms?

different rdbms operations are delete,update easily and other u find on some other site. •Insert : unary operation •Delete : unary operation •Update : unary operation •Select : unary operation •Project : unary operation •Join : binary operation •Union : binary operation •Intersection : binary operation •Difference : binary operation


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Rewrite the BNF of Example 3.4 to add the and -- unary operators of Java?

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