Compare two tables
Hi! I need some help, i am new in this and i don't now what i will ask make sense.
Two tables with merchant offers different price for the same article.
Table 1 with merchants
Article 1 Article 2
Igli 5 4
John 8 3
Ben 6 5
Table 2 with merchants
Article 1 Article 2
Igli 7 3
Fred 6 9
Ben 6 6
I want to find merchant who is in both two tables and buy from him who has the highs price.
In the example above i will buy from Igli article 1 with price 7 and Ben article 2 with price 6
Thanks for any help (sorry for my english)