Question: Q1 and Q2 please, data on MYSQL.. Does MySQL support set operators such as union, union all, intersect, and minus? What is wrong with the

Q1 and Q2 please, data on MYSQL.. Does MySQL support set

Q1 and Q2 please, data on MYSQL..

Does MySQL support set operators such as union, union all, intersect, and minus? What is wrong with the following query? SELECT FIRSTNAME, LASTNAME FROM FRIENDS_1 UNION SELECT FIRSTNAME FROM FRIENDS 2

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