bug report - uniq

[Jiusheng Chen]

Hello,

Can someone explain why the following happens?

address@hidden:~/DE_COUNT/loser_percentage_analysis/mysql_outputs$ cat test_uniq
106996516444209225
1
1
1
106996516444209225
1
address@hidden:~/DE_COUNT/loser_percentage_analysis/mysql_outputs$ uniq 
test_uniq
106996516444209225
1
106996516444209225
1
address@hidden:~/DE_COUNT/loser_percentage_analysis/mysql_outputs$ uniq -c 
test_uniq
      1 106996516444209225
      3 1
      1 106996516444209225
      1 1
address@hidden:~/DE_COUNT/loser_percentage_analysis/mysql_outputs$ od -c 
test_uniq
0000000   1   0   6   9   9   6   5   1   6   4   4   4   2   0   9   2
0000020   2   5  \n   1  \n   1  \n   1  \n   1   0   6   9   9   6   5
0000040   1   6   4   4   4   2   0   9   2   2   5  \n   1  \n
0000056
address@hidden:~/DE_COUNT/loser_percentage_analysis/mysql_outputs$ sort -u 
test_uniq
1
106996516444209225

Thanks,
jschen