CoalesceEmpty
CoalesceEmpty
Converges an empty cell value to a number or string and returns the specified value instead of empty.
Syntax
        CODE
    
    CoalesceEmpty(String_Expression1 [, String_Expression2])
CoalesceEmpty(Numeric_Expression1 [, Numeric_Expression2])
Arguments
| String_Expression1 | A valid string expression. Usually an MDX expression of cell coordinates that returns a string. | 
|---|---|
| String_Expression2 | A valid string expression that will be substituted for a NULL returned by the first string expression. | 
| Numeric_Expression1 | A valid numeric expression. Usually an MDX expression of cell coordinates that returns a number. | 
| Numeric_Expression2 | A valid numeric expression that will be substituted for a NULL returned by the first numeric expression. | 
Examples
When some string members need to be compared, CoalesceEmpty can be used to avoid comparing with null cells that can result in null pointer exception error.
        CODE
    
    CoalesceEmpty([Measures].[Alternative code], '') MATCHES "2.*"