The Numerical functions are listed below in alphabetical order. Use these functions in SQL queries.
ABS( double n )
The ABS function returns the absolute value of a number.
Example: ABS(-100)
ACOS( double n )
The ACOS function returns the arc cosine of value n. This function returns Null if the value n is not in the range of -1<=n<=1.
Example: ACOS(0.5)
ASIN( double n )
The ASIN function returns the arc sin of value n. This function returns Null if the value n is not in the range of -1<=n<=1.
Example: ASIN(0.5)
BIN( bigint n )
The BIN function returns the number n in the binary format.
Example: BIN(100)
CEIL( double n ), CEILING( double n )
The CEILING or CEILING function returns the smallest integer greater than or equal to the decimal value n.
Example: CEIL(9.5)
CONV( bigint n, int from_base, int to_base )
The CONV function converts the given number n from one base to another base.
EXAMPLE: CONV(100, 10,2)
COS( double n )
The COS function returns the cosine of the value n. Here n should be specified in radians.
Example: COS(180*3.1415926/180)
EXP( double n )
The EXP function returns e to the power of n. Where e is the base of natural logarithm and its value is 2.718.
Example: EXP(50)
FLOOR( double n )
The FLOOR function returns the largest integer less than or equal to the given value n.
Example: FLOOR(10.9)
HEX( bigint n)
This function converts the value n into hexadecimal format.
Example: HEX(16)
HEX( string n )
This function converts each character into hex representation format.
Example: HEX(‘ABC’)
LN( double n )
The LN function returns the natural log of a number.
Example: LN(123.45)
LOG( double base, double n )
The LOG function returns the base logarithm of the number n.
Example: LOG(3, 66)
LOG2( double n )
The LOG2 function returns the base-2 logarithm of the number n.
Example: LOG2(44)
LOG10( double n )
The LOG10 function returns the base-10 logarithm of the number n.
Example: LOG10(100)
NEGATIVE( int n ), NEGATIVE( double n )
The NEGATIVE function returns –n
Example: NEGATIVE(10)
PMOD( int m, int n ), PMOD( double m, double n )
The PMOD function returns the positive modulus of a number.
Example: PMOD(3,2)
POSITIVE( int n ), POSITIVE( double n )
The POSITIVE function returns n
Example: POSITIVE(-10)
POW( double m, double n ), POWER( double m, double n )
The POW or POWER function returns m value raised to the n power.
Example: POW(10,2)
RAND( [int seed] )
The RAND function returns a random number. If you specify the seed value, the generated random number will become deterministic.
Example: RAND( )
ROUND( double value [, int n] )
The ROUND function returns the value rounded to n integer places.
Example: ROUND(123.456,2)
SIN( double n )
The SIN function returns the sin of a number. Here n should be specified in radians.
Example: SIN(2)
SQRT( double n )
The SQRT function returns the square root of the number
Example: SQRT(4)
UNHEX( string n )
The UNHEX function is the inverse of HEX function. It converts the specified string to the number format.
Example: UNHEX(‘AB’)
ABS( double n )
The ABS function returns the absolute value of a number.
Example: ABS(-100)
ACOS( double n )
The ACOS function returns the arc cosine of value n. This function returns Null if the value n is not in the range of -1<=n<=1.
Example: ACOS(0.5)
ASIN( double n )
The ASIN function returns the arc sin of value n. This function returns Null if the value n is not in the range of -1<=n<=1.
Example: ASIN(0.5)
BIN( bigint n )
The BIN function returns the number n in the binary format.
Example: BIN(100)
CEIL( double n ), CEILING( double n )
The CEILING or CEILING function returns the smallest integer greater than or equal to the decimal value n.
Example: CEIL(9.5)
CONV( bigint n, int from_base, int to_base )
The CONV function converts the given number n from one base to another base.
EXAMPLE: CONV(100, 10,2)
COS( double n )
The COS function returns the cosine of the value n. Here n should be specified in radians.
Example: COS(180*3.1415926/180)
EXP( double n )
The EXP function returns e to the power of n. Where e is the base of natural logarithm and its value is 2.718.
Example: EXP(50)
FLOOR( double n )
The FLOOR function returns the largest integer less than or equal to the given value n.
Example: FLOOR(10.9)
HEX( bigint n)
This function converts the value n into hexadecimal format.
Example: HEX(16)
HEX( string n )
This function converts each character into hex representation format.
Example: HEX(‘ABC’)
LN( double n )
The LN function returns the natural log of a number.
Example: LN(123.45)
LOG( double base, double n )
The LOG function returns the base logarithm of the number n.
Example: LOG(3, 66)
LOG2( double n )
The LOG2 function returns the base-2 logarithm of the number n.
Example: LOG2(44)
LOG10( double n )
The LOG10 function returns the base-10 logarithm of the number n.
Example: LOG10(100)
NEGATIVE( int n ), NEGATIVE( double n )
The NEGATIVE function returns –n
Example: NEGATIVE(10)
PMOD( int m, int n ), PMOD( double m, double n )
The PMOD function returns the positive modulus of a number.
Example: PMOD(3,2)
POSITIVE( int n ), POSITIVE( double n )
The POSITIVE function returns n
Example: POSITIVE(-10)
POW( double m, double n ), POWER( double m, double n )
The POW or POWER function returns m value raised to the n power.
Example: POW(10,2)
RAND( [int seed] )
The RAND function returns a random number. If you specify the seed value, the generated random number will become deterministic.
Example: RAND( )
ROUND( double value [, int n] )
The ROUND function returns the value rounded to n integer places.
Example: ROUND(123.456,2)
SIN( double n )
The SIN function returns the sin of a number. Here n should be specified in radians.
Example: SIN(2)
SQRT( double n )
The SQRT function returns the square root of the number
Example: SQRT(4)
UNHEX( string n )
The UNHEX function is the inverse of HEX function. It converts the specified string to the number format.
Example: UNHEX(‘AB’)
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