Web Scraping Project | MySQL

here is my problem i have a data base and i have one table named request_recommend(requestid,status,for_email,sender_email,receiver_email) and one named connections(mail,connected_mail,type_of_con,comment,dateOfJoin)

and i want to create a trigger who does not allow to create request_recommendation tuple if the writer and the recommended is not connected

i really do not how to do this and i ll be great full if anyone can help

thnx in advance

Compétences : SQL

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Concernant l'employeur :
( 0 commentaires ) Sri Lanka

Nº du projet : #2328531

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$65 USD / heure
(3 Commentaires)