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Aljoscha Krettek updated FLINK-19817: ------------------------------------- Component/s: (was: Connectors / FileSystem) Table SQL / Ecosystem > Is FileSystem source unsupported? > --------------------------------- > > Key: FLINK-19817 > URL: https://issues.apache.org/jira/browse/FLINK-19817 > Project: Flink > Issue Type: Improvement > Components: Table SQL / Ecosystem > Reporter: CloseRiver > Priority: Minor > > When I create a table with filesystem connector + parquet format.Then read > from the table and received the following exception. > > {code:java} > java.lang.UnsupportedOperationException: Complex types not supported. at > org.apache.flink.formats.parquet.vector.ParquetColumnarRowSplitReader.checkSchema(ParquetColumnarRowSplitReader.java:226) > at > org.apache.flink.formats.parquet.vector.ParquetColumnarRowSplitReader.<init>(ParquetColumnarRowSplitReader.java:144) > at > org.apache.flink.formats.parquet.vector.ParquetSplitReaderUtil.genPartColumnarRowReader(ParquetSplitReaderUtil.java:131) > at > org.apache.flink.formats.parquet.ParquetFileSystemFormatFactory$ParquetInputFormat.open(ParquetFileSystemFormatFactory.java:204) > at > org.apache.flink.formats.parquet.ParquetFileSystemFormatFactory$ParquetInputFormat.open(ParquetFileSystemFormatFactory.java:159) > at > org.apache.flink.streaming.api.functions.source.InputFormatSourceFunction.run(InputFormatSourceFunction.java:85) > at > org.apache.flink.streaming.api.operators.StreamSource.run(StreamSource.java:100) > at > org.apache.flink.streaming.api.operators.StreamSource.run(StreamSource.java:63) > at > org.apache.flink.streaming.runtime.tasks.SourceStreamTask$LegacySourceFunctionThread.run(SourceStreamTask.java:201) > {code} > Then I found the description in official document > > `File system sources for streaming is still under development. In the future, > the community will add support for common streaming use cases, i.e., > partition and directory monitoring.` > means that read from flilesystem is not supported currently. > But the above exception make users confused.If there is a msg about reading > from filesystem is unsupported will be friendly. -- This message was sent by Atlassian Jira (v8.3.4#803005)