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2da operación prolog.2

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{"jproba":{"nbarbol":"materia", "frecuencia":"select count(*)from materia;",{"nbdimension":"industria",{"nbdimensiondos":"empesas","select industria, empesas, count()/(select count()from materia) from materia where industria in(select distinct industria from materia) group by industria;"}}

    
                		
                
                    

                          
                                
                                
                        
                         



                        
                        
                        

                        

                        
                        

                          
                                
                                
                                  

                                    
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                                      .NET NoSQL database for rapid development