Hive derby lock及目录权限错误

FAILED: Error in metadata: javax.jdo.JDOFatalDataStoreException: Cannot get a connection, pool error Could not create a validated object, cause: A read-only user or a user in a read-only database is not permitted to disable read-only mode on a connection. NestedThrowables: org.apache.commons.dbcp.SQLNestedException: […]

搭建trendingtopics

https://github.com/datawrangling/trendingtopics https://github.com/datawrangling/spatialanalytics 搭建trendingtopics,步骤。 环境准备

配置文件

安装

如果保错:undefined local variable or method `version_requirements’ vi config/environment.rb 在开头加入:

安装mysql client和mysql gem

配置数据库连接

安装数据库

生成100条文章来做demo数据

server启动后,访问地址http://localhost:3000/

报错:

创建表 CREATE TABLE raw_daily_stats_table1 (redirect_title […]