Overload List
| Overload | Description |
|---|---|
| Count(String) | Gets the function for computing the number of non-empty values in a column with the specified alias. |
| Count(String,String) | Gets the function for computing the number of non-empty values of the column with the specified alias from the specified source. |
| Count(QueryColumnExpression) | Gets the function for computing the number of non-empty values of the passed-in expression of the column. |
| Count(IQueryColumnExpressionConvertible) | Gets the function for computing the number of non-empty values of the passed-in expression. |
Requirements
Target Platforms: Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2