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The The ISNULL function function tests whether a column of values contains null values. For input column references, this function returns returns true or or false. |
- The The
NULL function generates null values. See NULL Function. - Null values are different from missing values.
- For more information on null values, see see Manage Null Values.
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Output: Deletes any row in which the value in the the Qty column column is null.
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delete value:ISNULL(column_string) |
| Argument | Required? | Data Type | Description |
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| column_string | Y | string | Name of column or string literal to be applied to the function |
column_string
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- Missing literals or column values generate missing string results.
- Multiple columns and wildcards are not supported.
| Required? | Data Type | Example Value |
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| Yes | String literal or column reference | myColumn |
Valid data type strings:
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| Valid Data Type Strings |
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| Valid Data Type Strings |
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| EXAMPLE - Type Functions |
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| EXAMPLE - Type Functions |
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