Follow along with the video below to see how to install our site as a web app on your home screen.
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while(rs.next())
{
System.out.println(rs.getString("Spaltenname"));
}
Collection col1 = new ArrayList();
Collection col2 = new ArrayList();
while (rs1.next()) {
col1.add(rs1.getString("Spaltenname"));
}
while (rs2.next()) {
col2.add(rs1.getString("Spaltenname"));
}
Collection col1Missing = new ArrayList(col2);
Collection col2Missing = new ArrayList(col1);
Collection col1And2 = new ArrayList(col1);
col1Missing.removeAll(col1);
col2Missing.removeAll(col2);
col1And2.retainAll(col2);