DML + subconsulta. COMBINAÇÃO DML INSERT UPDATE DELETE SUBCONSULTA SELECT WHERE atributo IN* (SELECT...)

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Presentation transcript:

DML + subconsulta

COMBINAÇÃO DML INSERT UPDATE DELETE SUBCONSULTA SELECT WHERE atributo IN* (SELECT...)

Filtro de DML DML UPDATE tabela SET campo=valor WHERE campo=valor DELETE FROM tabela WHERE campo=valor

Filtro de DML DML UPDATE tabela SET campo=valor WHERE campo=valor DELETE FROM tabela WHERE campo=valor Usar para linkar com um conjunto ( subconsulta)

Filtro de DML DML UPDATE tabela SET campo=valor WHERE campo IN ( select...) DELETE FROM tabela WHERE campo= (select MAX(cod) FROM tabela2)