zenv
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zenv
### What happened? System Architecture reported an error when I used ClickHouse as the storage backend,the error like this: ```text HTTP Error: plugin error:rpc error: code = Unknown desc =...
bug
> kafka as SparkStreaming input and output 1. Use `spark.readStream.format("kafka")` read kafka data and decode binary data to string 2. Use `df.map(_.Seq.foldLeft(""))(_ + separtor + _).writeStream("kafka")` output data to kafka...