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Name a platform to practice with tough sql joins

Sql joins for interviews

sqltables
2nd Sep 2017, 6:59 AM
bhavya pathak
bhavya pathak - avatar
1 Resposta
+ 12
https://www.quora.com/Is-there-a-site-for-online-SQL-practice-besides-sqltest-net
2nd Sep 2017, 7:05 AM
P R
P R - avatar

Costuma ter perguntas como essa?

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