Pergunta de entrevista da empresa KPMG
How do you know if data exists in one table and not in another.
Resposta da entrevista
Sigiloso
16 de jul. de 2019
Do a left outer join where the linked field in table 2 is null
How do you know if data exists in one table and not in another.
Sigiloso
Do a left outer join where the linked field in table 2 is null