Is it possible for mothers be jealous of there daughters/competitive advice?

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9 mo
I recently had a break up with my ex broke up with me for another woman he was cheating with the whole time my mother seemed Happy that he cheated on me left me I told her I love my ex I cry sometimes about how much I miss him still because we ended on bad terms I tell my mother about my relationship issues or I need advice she get blood mad saying things like" I don't care about him' I don't like him , it's not the first time , she's broke up my relationships was smiling or happy
Is it possible for mothers be jealous of there daughters/competitive advice?
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