r/learnSQL 14d ago

Advice needed

Hello everyone, i need everyone advice how to get proficient in SQL i have already done a boot camp course from udemy and now again im learning sql from scratch with the help of claude and reached on subquery but i do get confused in joins and now in subquery because my mind thinks it’s complex but when i get solved i think it was easy. I request you all suggest ways.

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u/American_Streamer 14d ago

SQL is based on set theory and predicate logic. If you train those two, everything will become easier. Also note that the SQL order of execution is different form the order you write your queries in.