Square root
Returns the square root of a positive numerical input (decimal or integer) as a positive decimal or integer.
Parameters
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Input column: a numeric column (decimal or integer).
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Target column: configure the column which will receive the output. Output will always be of decimal type.
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Write result to the current column: overwrite the input column with the result.
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Create new column with name: create a new column with specified name. Name of the new column can contain spaces or special characters - technical column name will be created automatically. The new column will be placed right after the input column.
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Examples
| Input value | Output value | Description |
|---|---|---|
4 |
2 |
|
-4 |
Error |
No square root for a negative number. |
No value |
Error |
No value input results in an error. |
Remarks
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Square root of a negative number is a complex number which cannot be stored in decimal. Calling Square root on negative numbers will result in an error.
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Applying the step to No value cells (cells containing null) will result in an error.
See Also
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sqrtfunction in CTL.