You mean Catholicism? Because they were trying to wipe out the Jews in Andalusia and as Dr David Wasserstein noted, the Muslims were the ones that prevented Judaism from going extinct.
Besides, there is nothing about islamic teaching wrt exterminating any race. Believers are suppose to learn from one another.
The quran only mentioned the behaviour of jews during the time of moses and jesus. They are stubborn and mischievious even after they were saved from calamities.