Excerpt |
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Rounds input value to the nearest integer. Input can be an Integer, a Decimal, a column reference, or an expression. Optional second argument can be used to specify the number of digits to which to round. |
- When rounding to nearest integer, decimal values that are
X.5
or more are rounded to X+1
.
Numeric literal example:
D code |
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derive type:single value: ROUND(2.5) |
Output: Generates a column with each row's value 3
.
Expression example:
D code |
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derive type:single value: ROUND(MyValue + 2.5) |
Output: Generates a column containing the nearest integer to the sum of 2.5 and the value in the MyValue
column.
Numeric literal example:
D code |
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derive type:single value:ROUND(PI(),4) |
Output: Generates a column containing pi rounded to four decimal points: 3.1416
.
D code |
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derive type:single value: ROUND(numeric_value, integer_value) |
Argument | Required? | Data Type | Description |
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numeric_value | Y | string, decimal, or integer | Name of column or Decimal or Integer literal to apply to the function |
integer_value | N | integer | Number of digits to which to round. - Default is
0 , which rounds to the nearest integer. - Negative integer values can be applied.
|
numeric_value
Name of the column, numeric literal, or numeric expression.
- Missing input values generate missing results.
- Literal numeric values should not be quoted. Quoted values are treated as strings.
- Multiple columns and wildcards are not supported.
Required? | Data Type | Example Value |
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Yes | String (column reference) or Integer or Decimal literal | 2.5 |
integer_value
Number of digits to which to round the first argument of the function.
- Positive values values truncate to the right of the decimal point.
- Negative values truncate to the left of the decimal point.
- Missing input values generate missing results.
Usage Notes:
Example - Exponential functions
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| EXAMPLE - Rounding Functions |
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| EXAMPLE - Rounding Functions |
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Example - RANDBETWEEN and PI and ROUND functions
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| EXAMPLE - RANDBETWEEN and PI Functions |
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| EXAMPLE - RANDBETWEEN and PI Functions |
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