Preface
The Transformation Language
Constants
Operators
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Dates
Functions
- Function Categories
  - Aggregate Functions
  - Aggregate Functions and Nulls
    - Filter Conditions
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  - Numeric Functions
  - Scientific Functions
  - Special Functions
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- ABORT
- ABS
- ADD_TO_DATE
- AES_DECRYPT
- AES_ENCRYPT
- ASCII
- AVG
- BINARY_COMPARE
- BINARY_CONCAT
- BINARY_LENGTH
- BINARY_SECTION
- CEIL
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- CHR
- CHRCODE
- COMPRESS
- CONCAT
- CONVERT_BASE
- COS
- COSH
- COUNT
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- DATE_DIFF
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- DECOMPRESS
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- ERROR
- EXP
- FIRST
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- FV
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- GREATEST
- IIF
- IN
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- IS_NUMBER
- IS_SPACES
- LAG
- LAST
- LAST_DAY
- LEAD
- LEAST
- LENGTH
- LN
- LOG
- LOOKUP
- LOWER
- LPAD
- LTRIM
- MAKE_DATE_TIME
- MAX (Dates)
- MAX (Numbers)
- MAX (String)
- MD5
- MEDIAN
- METAPHONE
- MIN (Dates)
- MIN (Numbers)
- MIN (String)
- MOD
- MOVINGAVG
- MOVINGSUM
- NPER
- PERCENTILE
- PMT
- POWER
- PV
- RAND
- RATE
- REG_EXTRACT
- REG_MATCH
- REG_REPLACE
- REPLACECHR
- REPLACESTR
- REVERSE
- ROUND (Dates)
- ROUND (Numbers)
- RPAD
- RTRIM
- SETCOUNTVARIABLE
- SET_DATE_PART
- SETMAXVARIABLE
- SETMINVARIABLE
- SETVARIABLE
- SHA256
- SIGN
- SIN
- SINH
- SOUNDEX
- SQRT
- STDDEV
- SUBSTR
- SUM
- SYSTIMESTAMP
- TAN
- TANH
- TIME_RANGE
- TO_BIGINT
- TO_CHAR (Dates)
- TO_CHAR (Numbers)
- TO_DATE
- TO_DECIMAL
- TO_FLOAT
- TO_INTEGER
- TRUNC (Dates)
- TRUNC (Numbers)
- UPPER
- VARIANCE
Creating Custom Functions
Custom Function API Reference

Transformation Language Reference

10.5.6
- 10.5.7
- 10.5.1
- 10.5
- 10.4.0

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SIGN

Returns whether a numeric value is positive, negative, or 0.

Syntax

SIGN( numeric_value )

The following table describes the argument for this command:

Argument	Required/ Optional	Description
numeric_value	Required	Numeric value. Passes the values you want to evaluate. You can enter any valid transformation expression.

Return Value

-1 for negative values.

0 for 0.

1 for positive values.

NULL if NULL.

Example

The following expression determines if the SALES port includes any negative values:

SIGN( SALES )

SALES	RETURN VALUE
100	1
-25.99	-1
0	0
NULL	NULL

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Table of Contents

Transformation Language Reference

Transformation Language Reference

SIGN

SIGN

Syntax

Return Value

Example