Databases: Using the same table twice in a select returns duplicate rows

Helpful? Please support me on Patreon: [ Ссылка ]

With thanks & praise to God, and with thanks to the many people who have made this project possible! | Content (except music & images) licensed under CC BY-SA [ Ссылка ] | Music: [ Ссылка ] | Images: [ Ссылка ] & others | With thanks to user Tom_W (dba.stackexchange.com/users/166294), user Randi Vertongen (dba.stackexchange.com/users/144393), and the Stack Exchange Network (dba.stackexchange.com/questions/232702). Trademarks are property of their respective owners. Disclaimer: All information is provided "AS IS" without warranty of any kind. You are responsible for your own actions. Please contact me if anything is amiss at Roel D.OT VandePaar A.T gmail.com

свернуть