Re: About flink stream table API

2016-04-28 Thread Fabian Hueske
Hi, Table API and SQL for streaming are work in progress. A first version which supports projection, filter, and union is merged to the master branch. Under the hood, Flink uses Calcite to optimize and translate Table API and SQL queries. Best, Fabian 2016-04-27 14:27 GMT+02:00 Zhangrucong : >

About flink stream table API

2016-04-27 Thread Zhangrucong
Hello everybody: I want to learn the flink stream API. The stream sql is the same with calcite? In the flowing link, the examples of table api are dataset, where I can see the detail introduction of streaming table API. https://ci.apache.org/projects/flink/flink-docs-master/apis/batch/l

Re: About flink stream table API

2016-04-26 Thread Vasiliki Kalavri
Hello, the stream table API is currently under heavy development. So far, we support selection, filtering, and union operations. For these operations we use the stream SQL syntax of Apache Calcite [1]. This is as simple as adding the "STREAM" keyword. Registering a datastream table and running a

About flink stream table API

2016-04-26 Thread Zhangrucong
Hello: I want to learn the flink stream API. The stream sql is the same with calcite? In the flowing link, the examples of table api are dataset, where I can see the detail introduction of streaming table API. https://ci.apache.org/projects/flink/flink-docs-master/apis/batch/libs/table.