+ 2

Who wants challenges in SQL?

I think is very important for practice and is the basic for programming

sql
7th Jan 2018, 8:57 PM
Evangelos Mavropoulos
Evangelos Mavropoulos - avatar
1 Antwort
+ 15
https://www.sololearn.com/discuss/979009/?ref=app https://www.sololearn.com/discuss/690768/?ref=app https://www.sololearn.com/discuss/759417/?ref=app https://www.sololearn.com/discuss/870238/?ref=app https://www.sololearn.com/discuss/687094/?ref=app
7th Jan 2018, 9:38 PM
NezhnyjVampir

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