52 lines
863 B
Markdown
52 lines
863 B
Markdown
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## `ABS` [esql-abs]
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**Syntax**
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:::{image} ../../../../../images/abs.svg
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:alt: Embedded
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:class: text-center
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:::
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**Parameters**
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`number`
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: Numeric expression. If `null`, the function returns `null`.
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**Description**
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Returns the absolute value.
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**Supported types**
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| number | result |
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| --- | --- |
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| double | double |
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| integer | integer |
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| long | long |
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| unsigned_long | unsigned_long |
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**Examples**
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```esql
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ROW number = -1.0
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| EVAL abs_number = ABS(number)
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```
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| number:double | abs_number:double |
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| --- | --- |
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| -1.0 | 1.0 |
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```esql
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FROM employees
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| KEEP first_name, last_name, height
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| EVAL abs_height = ABS(0.0 - height)
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```
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| first_name:keyword | last_name:keyword | height:double | abs_height:double |
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| --- | --- | --- | --- |
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| Alejandro | McAlpine | 1.48 | 1.48 |
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| Amabile | Gomatam | 2.09 | 2.09 |
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| Anneke | Preusig | 1.56 | 1.56 |
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