ORA-02561
        maximum number of columns in a duplicated tablestring is string
        
        
        Cause
        An attempt was made to create a duplicated table with too many columns. Note that unused columns in the table are counted toward toward the maximum allowable column limit.
        Action
        Reduce the number of columns in the command and resubmit.
        
     
    
    
        ORA-02561
        maximum number of columns in a duplicated table without primary key is 999
        
        
        Cause
        An attempt was made to create a duplicated table with 1000 columns when there was no primary key defined. Note that unused columns in the table are counted toward the 1000 column limit.
        Action
        Reduce the number of columns in the command and resubmit.
        
     
    
    
        ORA-02561
        maximum number of columns in a duplicated table without primary key is 999
        
        
        Cause
        An attempt was made to create a duplicated table with 1000 columns when there was no primary key defined. Note that unused columns in the table are counted toward the 1000 column limit.
        Action
        Reduce the number of columns in the command and resubmit.