Shell uses the Paste command to stitch multiple files by column

Test documents:

[email protected] shell-script]# cat Text1.txt
1
2
3
4
5
[email protected] shell-script]# cat Text2.txt
Oracle
Mysql
PostgreSQL
Hadoop
Spark

Using Paste stitching text1.txt text2.txt file contents:

# paste Text1.txt text2.txt
1 Oracle
2 MySQL
3 PostgreSQL
4 Hadoop
5 Spark

You can also use the parameter-D "" to specify the delimiter. Such as:

# paste Text1.txt text2.txt-d ","
1,oracle
2,mysql
3,postgresql
4,hadoop
5,spark

Shell uses the Paste command to stitch multiple files by column