mysql - Delet just one record of duplicate -


i trying delete e-mail duplicates table nlt_user query showing correctly records having duplicates:

select [e-mail], count([e-mail]) nlt_user group [e-mail] having count([e-mail]) > 1

now how can delete records having duplicate one? thank you

try :

delete n1 nlt_user n1 inner join nlt_user n2 on n1.e-mail=n2.e-mail , n1.id>n2.id;

this keep record minimum id value of duplicates , deletes remaining duplicate records


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