troubleshooting Question

insert where is not in

Avatar of Ernesto
Ernesto asked on
Microsoft SQL ServerSQL
3 Comments1 Solution268 ViewsLast Modified:
hi you experts
how can i achive this query

i mean, insert the element when is not already in

insert into materiales(tag,unidad,descripcion,proveedor,tipmater)
where materiales.tag <>'HV9900')

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