如何将此bash脚本移植到sh？

Question

这有效：

#!/bin/bash
while read system_name mount_name
do
   echo "${system_name} ${mount_name}"
done < <(echo "select system_name, mount_name from SystemTable" | mysql ifm -uroot -pinsite3)

但是，如果我将shebang变量更改为＃！/ bin / sh ，则不会 如何让上面的脚本在sh shell中工作？

Answer 1

也许：

#!/bin/sh

echo "select system_name, mount_name from SystemTable" | mysql ifm -uroot -pinsite3 |
while read system_name mount_name
do
   echo "${system_name} ${mount_name}"
done