shell编程操作mysql导出文件
#!/bin/bash
mysql -u"root" -p"123456" -e" use all_university; select university_info.sch_name,北大.research_direction from university_info,北大 where university_info.id=北大.gid and 北大.research_direction like '%生物信息%';" > /home/xshengjing/桌面/shengwu.txt
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