전체 글 (33) 썸네일형 리스트형 [kudu] query(insert/upsert/update/delete), coding(python, pyspark) [query] INSERT INTO my_first_table VALUES (1, "john"), (2, "jane"), (3, "jim"); UPSERT INTO my_first_table VALUES (99, "zoe"); UPDATE my_first_table SET name="bob" where age > 10; DELETE FROM my_first_table WHERE id < 3; [python] import kudu client = kudu.Client("myhost.com:port") tableName = "impala::tmp.table_name" kuduTable = client.table(tableName) session = client.new_session() op = kuduTab.. [sudo] sudo vi 시 readonly 해결 $sudo bash $chattr -i /etc/sudoers $chmod u+w /etc/sudoers $sudo vi /etc/sudoers (수정) :wq $exit $sudo cat /etc/sudoers [yum] install specific repository yum install pssh yum install --enablerepo=epel_repo install pssh yum install --disablerepo=* --enablerepo=epel_repo install pssh 이전 1 ··· 3 4 5 6 7 8 9 ··· 11 다음