what best use problem (different properties opposite categories)?


i have products belongs category.



each problem have opposite properties.



for example,




  • category cars properties color,
    power, ...

  • category pets have properties weight, age, ...



number categories 10-15.
number properties any problem 3-15.
number products unequivocally big.



main requirement app unequivocally good search. name category, enter criteria any ability category.



have settlement database scenario. (sql server 2005)



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