随笔分类 -  临时

摘要:1.kafaka方面 2.脚本方面 1)关闭 2)开启方面(starthadoop.sh) Ⅰ)启动集群 virsh start hadoop-1 virsh start oracleSigle 1.启动1.3的mysql systemctl start mariadb Ⅱ)启动1.238 orca 阅读全文
posted @ 2018-05-19 17:35 开文博客园
摘要:select distinct ptypename,sum(prairiearea) from DGM_PRAIRIETYPE group by ptypename prairietype <!-- 统计 --> <select id="prairieTypeStatisList" resultMa 阅读全文
posted @ 2017-11-29 14:29 开文博客园