flink sql执行的时候,接收到上游的datastream数据对象是用map封装的,然后执行时报错:Column 'o7' not found in any table 如果不用实体对象去封装有什么解决办法吗? 参考回答: 你可以使用 map() 函数对数据进行转换,如下所示: val data = env.readTextFile("path/to/file") val mappedData = data.map { ...
Caused by: org.apache.flink.table.api.NoMatchingTableFactoryException: Could not find a suitable table factoryfor'org.apache.flink.table.factories.StreamTableSourceFactory'in the classpath. Reason: No context matches. The following factories have been considered: org.apache.flink.table.sources.CsvBat...
Caused by: com.mongodb.MongoCommandException: Command failed with error 73 (InvalidNamespace): '{aggregate: 1} is not valid for '$changeStream'; a collection is required.' on server 10.2.6.47:23451. The full response is {"operationTime": {"$timestamp": {"t": 1700640845, "i": 2}}...
.keyBy(_._1) .setParallelism(1) 14,Found more than one rowtime field: [order_time, pay_time] in the table that should be converted to a DataStream. Please select the rowtime field that should be used as event-time timestamp for the DataStream by casting all other fields to TIMESTAMP ...
将代码写完之后发现在idea中运行是没有问题,但是将项目打包后上传到集群,使用Job方式提交任务的时候报错,控制台的详细信息如下: 代码语言:javascript 复制 SLF4J:Class path contains multipleSLF4Jbindings.SLF4J:Found bindingin[jar:file:/usr/lib/flink/flink-1.11.2/...
(2)ClassNotFoundException/NoSuchMethodError/IncompatibleClassChangeError/... 一般都是因为用户依赖第三方包的版本与Flink框架依赖的版本有冲突导致。 (3) Deployment took more than 60 seconds. Please check if the requested resources are available in the YARN cluster ...
Flink 的 Table API 和 SQL 程序可以连接到其他外部系统,用于读取和写入批处理表和流表。表源提供对存储在外部系统(如数据库、键值存储、消息队列或文件系统)中的数据的访问。表接收器向外部存储系统发出表。根据源和接收器的类型,它们支持不同的格式,例如 CSV、Avro、Parquet 或 ORC。 本文介绍如何使用原生支持的...
27 changes: 10 additions & 17 deletions 27 ...blink/src/main/java/org/apache/flink/table/filesystem/stream/compact/CompactOperator.java Original file line numberDiff line numberDiff line change @@ -29,7 +29,6 @@ import org.apache.flink.connector.file.src.reader.BulkFormat; import org.ap...
What do I do if the "File xxx not found, Possible causes" error message appears when data is read from a Paimon source table in a deployment? What do I do if a large number of Apache Paimon files are stored in OSS?Hudi What do I do if no data is found in the storage? What do...
该问题通常会抛出 NoSuchMethodError/ClassNotFoundException/IncompatibleClassChangeError 等异常,要解决此类问题: 首先需要根据异常类定位依赖库,然后可以在项目中执行 mvn dependency:tree 以树形结构展示全部依赖链,再从中定位冲突的依赖库,也可以增加参数 -Dincludes 指定要显示的包,格式为 [groupId]:[artifactId]:[...