Obtener el último ID de un INSERT en Java
public int ejecuta_query(String Query) { PreparedStatement pstmt; int key = 0; try { pstmt = conn.prepareStatement(Query, Statement.RETURN_GENERATED_KEYS); pstmt.executeUpdate(); ResultSet keys = pstmt.getGeneratedKeys(); keys.next(); key = keys.getInt(1); keys.close(); pstmt.close(); conn.close();...