com.couchbase.client.java.query.dsl.functions

Class NumberFunctions

java.lang.Object

com.couchbase.client.java.query.dsl.functions.NumberFunctions

@InterfaceStability.Experimental
 @InterfaceAudience.Public
public class NumberFunctions
extends Object

DSL for N1QL functions in the Numbers category. Number functions are functions that are performed on a numeric field.

Since:

2.2

Author:

Simon Baslé

Method Summary

Modifier and Type	Method and Description
static Expression	abs(Expression expression) Returned expression results in the absolute value of the number.
static Expression	abs(Number value) Returned expression results in the absolute value of the number.
static Expression	acos(Expression expression) Returned expression results in the arccosine in radians.
static Expression	acos(Number value) Returned expression results in the arccosine in radians.
static Expression	asin(Expression expression) Returned expression results in the arcsine in radians.
static Expression	asin(Number value) Returned expression results in the arcsine in radians.
static Expression	atan(Expression expression) Returned expression results in the arctangent in radians.
static Expression	atan(Expression expression1, Expression expression2) Returned expression results in the arctangent of expression2/expression1.
static Expression	atan(Number value) Returned expression results in the arctangent in radians.
static Expression	atan(String expression1, String expression2) Returned expression results in the arctangent of expression2/expression1.
static Expression	ceil(Expression expression) Returned expression results in the smallest integer not less than the number.
static Expression	ceil(Number value) Returned expression results in the smallest integer not less than the number.
static Expression	cos(Expression expression) Returned expression results in the cosine.
static Expression	cos(Number value) Returned expression results in the cosine.
static Expression	degrees(Expression expression) Returned expression results in the conversion of radians to degrees.
static Expression	degrees(Number value) Returned expression results in the conversion of radians to degrees.
static Expression	e() Returned expression results in the base of natural logarithms.
static Expression	exp(Expression expression) Returned expression results in the exponential of expression.
static Expression	exp(Number value) Returned expression results in the exponential of expression.
static Expression	floor(Expression expression) Returned expression results in the largest integer not greater than the number.
static Expression	floor(Number value) Returned expression results in the largest integer not greater than the number.
static Expression	ln(Expression expression) Returned expression results in the log base e.
static Expression	ln(Number value) Returned expression results in the log base e.
static Expression	log(Expression expression) Returned expression results in the log base 10.
static Expression	log(Number value) Returned expression results in the log base 10.
static Expression	pi() Returned expression results in Pi.
static Expression	power(Expression expression1, Expression expression2) Returned expression results in expression1 to the power of expression2.
static Expression	power(Number value1, Number value2) Returned expression results in value1 to the power of value2.
static Expression	radians(Expression expression) Returned expression results in the conversion of degrees to radians.
static Expression	radians(Number value) Returned expression results in the conversion of degrees to radians.
static Expression	random() Returned expression results in a pseudo-random number with default seed.
static Expression	random(Expression seed) Returned expression results in a pseudo-random number with optional seed.
static Expression	random(Number seed) Returned expression results in a pseudo-random number with optional seed.
static Expression	round(Expression expression) Returned expression results in the value rounded to 0 digits to the right of the decimal point.
static Expression	round(Expression expression, int digits) Returned expression results in the value rounded to the given number of integer digits to the right of the decimal point (left if digits is negative).
static Expression	round(Number expression) Returned expression results in the value rounded to 0 digits to the right of the decimal point.
static Expression	round(Number expression, int digits) Returned expression results in the value rounded to the given number of integer digits to the right of the decimal point (left if digits is negative).
static Expression	sign(Expression expression) Returned expression results in the sign of the numerical expression, represented as -1, 0, or 1 for negative, zero, or positive numbers respectively.
static Expression	sign(Number value) Returned expression results in the sign of the numerical expression, represented as -1, 0, or 1 for negative, zero, or positive numbers respectively.
static Expression	sin(Expression expression) Returned expression results in the sine.
static Expression	sin(Number value) Returned expression results in the sine.
static Expression	squareRoot(Expression expression) Returned expression results in the square root.
static Expression	squareRoot(Number value) Returned expression results in the square root.
static Expression	tan(Expression expression) Returned expression results in the tangent.
static Expression	tan(Number value) Returned expression results in the tangent.
static Expression	trunc(Expression expression) Returned expression results in a truncation of the number to 0 digits to the right of the decimal point.
static Expression	trunc(Expression expression, int digits) Returned expression results in a truncation of the number to the given number of integer digits to the right of the decimal point (left if digits is negative).
static Expression	trunc(Number value) Returned expression results in a truncation of the number to 0 digits to the right of the decimal point.
static Expression	trunc(Number value, int digits) Returned expression results in a truncation of the number to the given number of integer digits to the right of the decimal point (left if digits is negative).

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

abs

public static Expression abs(Expression expression)

Returned expression results in the absolute value of the number.

abs

public static Expression abs(Number value)

Returned expression results in the absolute value of the number.

acos

public static Expression acos(Expression expression)

Returned expression results in the arccosine in radians.

acos

public static Expression acos(Number value)

Returned expression results in the arccosine in radians.

asin

public static Expression asin(Expression expression)

Returned expression results in the arcsine in radians.

asin

public static Expression asin(Number value)

Returned expression results in the arcsine in radians.

atan

public static Expression atan(Expression expression)

Returned expression results in the arctangent in radians.

atan

public static Expression atan(Number value)

Returned expression results in the arctangent in radians.

atan

public static Expression atan(Expression expression1,
                              Expression expression2)

Returned expression results in the arctangent of expression2/expression1.

atan

public static Expression atan(String expression1,
                              String expression2)

Returned expression results in the arctangent of expression2/expression1.

ceil

public static Expression ceil(Expression expression)

Returned expression results in the smallest integer not less than the number.

ceil

public static Expression ceil(Number value)

Returned expression results in the smallest integer not less than the number.

cos

public static Expression cos(Expression expression)

Returned expression results in the cosine.

cos

public static Expression cos(Number value)

Returned expression results in the cosine.

degrees

public static Expression degrees(Expression expression)

Returned expression results in the conversion of radians to degrees.

degrees

public static Expression degrees(Number value)

Returned expression results in the conversion of radians to degrees.

e

public static Expression e()

Returned expression results in the base of natural logarithms.

exp

public static Expression exp(Expression expression)

Returned expression results in the exponential of expression.

exp

public static Expression exp(Number value)

Returned expression results in the exponential of expression.

ln

public static Expression ln(Expression expression)

Returned expression results in the log base e.

ln

public static Expression ln(Number value)

Returned expression results in the log base e.

log

public static Expression log(Expression expression)

Returned expression results in the log base 10.

log

public static Expression log(Number value)

Returned expression results in the log base 10.

floor

public static Expression floor(Expression expression)

Returned expression results in the largest integer not greater than the number.

floor

public static Expression floor(Number value)

Returned expression results in the largest integer not greater than the number.

pi

public static Expression pi()

Returned expression results in Pi.

power

public static Expression power(Expression expression1,
                               Expression expression2)

Returned expression results in expression1 to the power of expression2.

power

public static Expression power(Number value1,
                               Number value2)

Returned expression results in value1 to the power of value2.

radians

public static Expression radians(Expression expression)

Returned expression results in the conversion of degrees to radians.

radians

public static Expression radians(Number value)

Returned expression results in the conversion of degrees to radians.

random

public static Expression random(Expression seed)

Returned expression results in a pseudo-random number with optional seed.

random

public static Expression random(Number seed)

Returned expression results in a pseudo-random number with optional seed.

random

public static Expression random()

Returned expression results in a pseudo-random number with default seed.

round

public static Expression round(Expression expression)

Returned expression results in the value rounded to 0 digits to the right of the decimal point.

round

public static Expression round(Expression expression,
                               int digits)

Returned expression results in the value rounded to the given number of integer digits to the right of the decimal point (left if digits is negative).

round

public static Expression round(Number expression)

Returned expression results in the value rounded to 0 digits to the right of the decimal point.

round

public static Expression round(Number expression,
                               int digits)

Returned expression results in the value rounded to the given number of integer digits to the right of the decimal point (left if digits is negative).

sign

public static Expression sign(Expression expression)

Returned expression results in the sign of the numerical expression, represented as -1, 0, or 1 for negative, zero, or positive numbers respectively.

sign

public static Expression sign(Number value)

Returned expression results in the sign of the numerical expression, represented as -1, 0, or 1 for negative, zero, or positive numbers respectively.

sin

public static Expression sin(Expression expression)

Returned expression results in the sine.

sin

public static Expression sin(Number value)

Returned expression results in the sine.

squareRoot

public static Expression squareRoot(Expression expression)

Returned expression results in the square root.

squareRoot

public static Expression squareRoot(Number value)

Returned expression results in the square root.

tan

public static Expression tan(Expression expression)

Returned expression results in the tangent.

tan

public static Expression tan(Number value)

Returned expression results in the tangent.

trunc

public static Expression trunc(Expression expression,
                               int digits)

Returned expression results in a truncation of the number to the given number of integer digits to the right of the decimal point (left if digits is negative).

trunc

public static Expression trunc(Number value,
                               int digits)

Returned expression results in a truncation of the number to the given number of integer digits to the right of the decimal point (left if digits is negative).

trunc

public static Expression trunc(Expression expression)

Returned expression results in a truncation of the number to 0 digits to the right of the decimal point.

trunc

public static Expression trunc(Number value)

Returned expression results in a truncation of the number to 0 digits to the right of the decimal point.