摘要:
批量删库 例如批量删除th开头的数据库,可以直接导出SQL,复制粘贴 mysql SELECT CONCAT( 'drop database ',' ',';' ) FROM information_schema.SCHEMATA WHERE SCHEMA_NAME LIKE 'th%'; mysq 阅读全文
摘要:
去掉最后一个字符 sed 's/.$//' awk '{sub(/.$/,"")}1' awk '{printf $0"\b \n"}' [root@ ~]# echo "387691,387710,387720,387817,387922,388067," 387691,387710,387720 阅读全文