mysqli - Validate E-Mailadress Mysql Insert -


is possible validate emailadress when insert in mysqldatabase? , insert want test if email exist in database. must test 2 things emailgroup , emailadress.

this mysql insert:

$sql=" load data local infile '$datei' table empfaenger fields terminated '$spaltentrennzeichen' lines terminated '\n' ignore 1 lines ($sqlstring) set emailliste      = '$emailliste', status          = 'aktiv' ";


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