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        Parameter
         | 
      
        
        Type
         | 
      
        
        Description
         | 
     
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        IN
         | 
      
        | 
      
        | 
     
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        hIndex
         | 
      
        
        int64
         | 
      
        
        The index handle as returned by the dam_getOptimalIndexAndConditions method
         | 
     
| 
        
        RETURN
         | 
      
        | 
      
        | 
     
| 
        | 
      
        
        int64
         | 
      
        
        The next column making up the index. Call dam_describeIndexCol to obtain information about this column. A null is returned at the end of the list.
         |