-- 字符之间加换行 需要插入CHAR(10) 
1 UPDATE table1 JOIN table2 ON table1 = table2 SET table1  = 
2 CONCAT(
3 ‘                jmxFilePath=‘, table1 , CHAR(10),
4 ‘                cd $jmxFilePath‘, CHAR(10),
5 ‘                rm -rf ‘, table1 , ‘.jtl‘, CHAR(10),
6 ‘                rm -rf ‘, table1 , ‘.html‘, CHAR(10),
7 ‘               ant -file $antPath/build.xml -Dtest=‘, table1, CHAR(10));