Scenic adds methods to ActiveRecord::Migration to create and manage database views in Rails. Using Scenic, you can bring the power of SQL views to your Rails application without having to switch your ...

Search before asking I had searched in the issues and found no similar issues. What happened 创建工作流，选择数据质量组件，自定义数据源选择mysql，编写了自定义的sql语句，部署方式是cluster，选项参数增加了mysql的驱动包， 在启动任务以后，报错如下： INFO HiveMetaStor ...

SQL lets you use one command to quickly create a new table containing a subset of records from a larger table while working in Access. Sound complicated? It's not, as Mary Ann Richardson shows us.