root/galaxy-central/test-data/column_join_in4.pileup @ 3

chr2    1       T       6       .C...,  I$$III
chr2    2       G       6       ..N..,  III@II
chr2    3       C       7       ..C..., I$IIIII
chr2    4       G       7       .G...., I#IIIII
chr2    5       G       7       ...N.., IIII#BI
chr2    6       A       7       ..T..., I$IDIII
chr2    7       T       8       ...C...,        IIIBD$II
chr2    8       A       8       ..A....,        IBI#IIII
chr2    9       C       9       .GA..N..,       I$IBIII#I
chr2    10      T       9       ........,       I$II#IIII
chr2    11      C       10      .>>..T...,      IIII@I$I$I
chr2    12      G       10      .N..G....,      III$IIIIII
chr2    13      A       11      ....A..T..,     IIIIII#I@II
chr1    1       C       1       ^:.     I
chr1    2       G       2       .^:.    $I
chr1    3       A       2       ..      I%
chr1    4       C       2       ..      I$
chr1    5       T       3       ..^:.   I#I
chr1    6       G       3       ..^:,   I#I
chr1    7       C       4       .N.,    IIII
chr1    8       A       4       ...,    I$II
chr1    9       T       5       ..C.,   I#IDI
chr1    10      G       5       N...,   IBII@
chr1    11      A       5       .C..,   I$II#
chr1    12      C       5       ..N.,   I$III