Define the mathematical function signx and sinx with an example Database management system

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Define the mathematical function sign(x) and sin(x) with an example. - Database management system

Presidency University, Bangalore- Database management system 


By:Aparna-Dasgupta

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Answers

SIGN(X)

This function returns the sign of X (negative, zero, or positive) as -1, 0, or 1.

SQL>SELECT SIGN(-4.65);

+---------------------------------------------------------+

| SIGN(-4.65) |

+---------------------------------------------------------+

| -1

SIN(X)

This function returns the sine of X. Consider the following example −

SQL>SELECT SIN(90);
+---------------------------------------------------------+

|
SIN(90) |
+---------------------------------------------------------+

|
0.893997 |


Fututron

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