擅长:python、mysql、java
<p>您可以使用此<code>awk</code>:</p>
<pre><code>awk -v hdr='"ID","Name","Flavor","RAM","Disk","VCPUs"' 'BEGIN {
FS=OFS=","
print hdr
}
NR == FNR {
a[$1] = $2 FS $3 FS $4
next
}
$3 in a {
print $0, a[$3]
}' file2.csv file1.csv
</code></pre>
<p/>
<pre><code>"ID","Name","Flavor","RAM","Disk","VCPUs"
"45fc754d-6a9b-4bde-b7ad-be91ae60f582","test1","m1.medium",4096,40,2
"83dbc739-e436-4c9f-a561-c5b40a3a6da5","test2","m1.tiny",128,1,1
"ef68fcf3-f624-416d-a59b-bb8f1aa2a769","test3","m1.medium",4096,40,2
</code></pre>