https://lookerstudiomasterclass.com/blog/looker-studio-blend-full-outer-join-union-cross-join
Looker Studio: A Guide to Full Outer Join & Simulating a UNION — Looker Studio Masterclass
Master Looker Studio's Full Outer Join to keep all your data. Learn the step-by-step workaround to simulate a UNION and combine datasets vertically.
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https://codegym.cc/pt/quests/lectures/pt.codegym.sql.core.lecture.level06.lecture05
Course SQL SELF - Lecture: União completa de dados com FULL OUTER JOIN
Descobre como usar FULL OUTER JOIN pra juntar dados de duas tabelas e ver todas as linhas, mesmo quando não tem correspondência. Exemplos, sintaxe, exercícios...
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