linux 中依据某一列进行去重复

1、

root@DESKTOP-1N42TVH:/home/test# ls
test.txt
root@DESKTOP-1N42TVH:/home/test# cat test.txt
chr1    snp1    0       55910
chr1    snp2    0       85204
chr1    snp3    0       122948
chr1    snp4    0       203750
chr2    snp5    0       167127
chr2    snp6    0       176079
chr2    snp7    0       361433
chr2    snp8    0       551593
chr3    snp9    0       144010
chr3    snp10   0       199910
chr3    snp11   0       234281
chr3    snp12   0       274686
root@DESKTOP-1N42TVH:/home/test# sort -uk1,1 -V test.txt   ## 按照第一列进行去重复
chr1    snp1    0       55910
chr2    snp5    0       167127
chr3    snp9    0       144010