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w.coins_needed =(select min(wo.coins_needed) from wands as wo where wo.power=w.power and wo.code=w.code)
what is the use of w0.power=w.power and w0.code=w.code..? I am highly confused. Help me with this...
Ollivander's Inventory
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w.coins_needed =(select min(wo.coins_needed) from wands as wo where wo.power=w.power and wo.code=w.code)
what is the use of w0.power=w.power and w0.code=w.code..? I am highly confused. Help me with this...