sort -t [分割符] -k[第幾列],[到第幾列] 排序


比如 sort -t , -k1,2 -u 
表示 逗號為分割符號，按照第一列到第二列 兩列來排序 -u表示去重

舉例

###原始數(shù)據(jù)
"99996477,25,bafy2bzacecsgkqlzsqn2d3bd2klmtxc35fy2jwssjcerhv4firlkqmrr5xzau"
"99996477,25,bafy2bzaceb5wcb5zxdpjlrlvigzbqamvnq62gkuhfx3uef6qcgvxurogcj53i"
"99996477,25,bafy2bzacechd2bwnuafx4lzjoww3wlqo4v2ifg5lqx2kdysvnd623ayuuhd5u"
"99996477,4,bafy2bzacecrx42ozjy6dhb4dkyneum547d6k5opsmhuqpk223n224ahi26g76"
"99996477,4,bafy2bzacebwlwglk5rv26sjim6womcr6oqjd4c5uee5p3ktrbdip5vyb56hgw"
"99996477,6,bafy2bzaced4t6ye7zpdq3cqbzvfu2hediyn57vvj6ab4y34kp2oa2si3fvrd2"
"99996477,7,bafy2bzacebfk65xtk2d6x2oqkw7gf3wla3mbohcvwt3jihf2dc3dyzoywxrju"

原始數(shù)據(jù)

"99996477,25,bafy2bzacecsgkqlzsqn2d3bd2klmtxc35fy2jwssjcerhv4firlkqmrr5xzau"
"99996477,25,bafy2bzaceb5wcb5zxdpjlrlvigzbqamvnq62gkuhfx3uef6qcgvxurogcj53i"
"99996477,25,bafy2bzacechd2bwnuafx4lzjoww3wlqo4v2ifg5lqx2kdysvnd623ayuuhd5u"
"99996477,4,bafy2bzacecrx42ozjy6dhb4dkyneum547d6k5opsmhuqpk223n224ahi26g76"
"99996477,4,bafy2bzacebwlwglk5rv26sjim6womcr6oqjd4c5uee5p3ktrbdip5vyb56hgw"
"99996477,6,bafy2bzaced4t6ye7zpdq3cqbzvfu2hediyn57vvj6ab4y34kp2oa2si3fvrd2"
"99996477,7,bafy2bzacebfk65xtk2d6x2oqkw7gf3wla3mbohcvwt3jihf2dc3dyzoywxrju"

最終的結(jié)果為 少了三行

"99996477,25,bafy2bzacecsgkqlzsqn2d3bd2klmtxc35fy2jwssjcerhv4firlkqmrr5xzau"
"99996477,4,bafy2bzacecrx42ozjy6dhb4dkyneum547d6k5opsmhuqpk223n224ahi26g76"
"99996477,6,bafy2bzaced4t6ye7zpdq3cqbzvfu2hediyn57vvj6ab4y34kp2oa2si3fvrd2"
"99996477,7,bafy2bzacebfk65xtk2d6x2oqkw7gf3wla3mbohcvwt3jihf2dc3dyzoywxrju"