Some small problems in the database

xiaoxiao2021-03-05  29

Yesterday I found a little problem when I was writing to SQL Server.

Statement Stmt = Conn.createStatement (); statement stmt = conn.createstatement (ResultSet.Type_Scroll_Sensitive, ResultSet.concur_updatable);

DISTINCT is right when using the previous sentence, but DISTINCT will have problems when using the following sentence.

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