Hei,  I have a big dataset but i would selct some rows based in a condition. i have som exeple: ID    org_nr        kode  v1               v2                   v3                   v4 1        3                   3                      x                     x                       x 1        3                   2                      x                     x                       x 1        3                   2                      x                     x                       x 1        3                   2                      x                     x                       x 1        3                   2                      x                     x                       x   I have to select 1        3                   3                     1        3                   2    with v1, v2, v3 and v4   What is the prosedure? ... View more