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From 宇张 <zhan...@akulaku.com>
Subject Re: 关于Flink1.10 Standalone 模式任务提交
Date Thu, 23 Apr 2020 03:36:19 GMT
我尝试进行了添加,程序依然无法运行,异常信息和上面一致,下面是我的shade配置:

<plugin>
    <groupId>org.apache.maven.plugins</groupId>
    <artifactId>maven-shade-plugin</artifactId>
    <!--<version>3.2.3</version>-->
    <executions>
        <execution>
            <phase>package</phase>
            <goals>
                <goal>shade</goal>
            </goals>
            <configuration>
                <transformers>
                    <transformer

implementation="org.apache.maven.plugins.shade.resource.ManifestResourceTransformer">
                        <mainClass>com.akulaku.data.main.StreamMain</mainClass>
                    </transformer>
                </transformers>

                <filters>
                    <filter>
                        <artifact>*:*</artifact>
                        <excludes>
                            <exclude>META-INF/*.SF</exclude>
                            <exclude>META-INF/*.DSA</exclude>
                            <exclude>META-INF/*.RSA</exclude>
                        </excludes>
                    </filter>
                </filters>

                <artifactSet>
                    <includes combine.children="append">
                        <!--Sql parser is included in planners-->
                        <include>org.apache.flink:flink-table-common</include>
                        <include>org.apache.flink:flink-table-api-java</include>

<include>org.apache.flink:flink-table-api-java-bridge_2.11</include>

<include>org.apache.flink:flink-table-planner-blink_2.11</include>

<include>org.apache.flink:flink-connector-kafka-0.11_2.11</include>

<include>org.apache.flink:flink-connector-kafka-base_2.11</include>
                        <include>org.apache.flink:flink-json</include>
                    </includes>
                </artifactSet>
                <relocations>
                    <relocation>
                        <!-- icu4j's dependencies -->
                        <pattern>com.ibm.icu</pattern>

<shadedPattern>org.apache.flink.table.shaded.com.ibm.icu</shadedPattern>
                    </relocation>
                </relocations>
            </configuration>
        </execution>
    </executions>
</plugin>


On Thu, Apr 23, 2020 at 10:53 AM Jingsong Li <jingsonglee0@gmail.com> wrote:

> Hi,
>
> Flink的connector发现机制是通过java spi服务发现机制的,所以你的services下文件不包含Kafka相关的内容就不会加载到。
>
> > 而且两种打包方式运行时是都能加载到KafkaFactory类文件的
>
> 只是类文件是没有用的,没地方引用到它。
>
> 你试试[1]中的方法?添加combine.children
>
> [1]
>
> https://github.com/apache/flink/blob/master/flink-table/flink-table-uber-blink/pom.xml#L104
>
> Best,
> Jingsong Lee
>
> On Thu, Apr 23, 2020 at 10:37 AM 宇张 <zhangyu@akulaku.com> wrote:
>
> >
> >
> 我这面采用shade打包方式进行了尝试,发现依然运行出错,运行错误日志与assembly打包产生的错误日志一致,就是上面提到的错误,而且shade和assembly打包产生的
> >
> >
> META-INF/services/org.apache.flink.table.factories.TableFactory文件及里面的内容一致,而且两种打包方式运行时是都能加载到KafkaFactory类文件的,所以貌似不是打包导致的问题,而更像是bug
> > 下面是我maven插件配置:
> >
> > <!--<plugin>-->
> > <!--<groupId>org.apache.maven.plugins</groupId>-->
> > <!--<artifactId>maven-assembly-plugin</artifactId>-->
> > <!--<version>3.0.0</version>-->
> > <!--<configuration>-->
> > <!--<descriptorRefs>-->
> > <!--<descriptorRef>jar-with-dependencies</descriptorRef>-->
> > <!--</descriptorRefs>-->
> > <!--<archive>-->
> > <!--<manifest>-->
> > <!--<mainClass>com.akulaku.data.main.StreamMain</mainClass>-->
> > <!--</manifest>-->
> > <!--</archive>-->
> > <!--</configuration>-->
> > <!--<executions>-->
> > <!--<execution>-->
> > <!--<id>assemble-all</id>-->
> > <!--<phase>package</phase>-->
> > <!--<goals>-->
> > <!--<goal>single</goal>-->
> > <!--</goals>-->
> > <!--</execution>-->
> > <!--</executions>-->
> > <!--</plugin>-->
> > <!--<plugin>-->
> > <!--<groupId>org.apache.maven.plugins</groupId>-->
> > <!--<artifactId>maven-compiler-plugin</artifactId>-->
> > <!--<configuration>-->
> > <!--<source>8</source>-->
> > <!--<target>8</target>-->
> > <!--</configuration>-->
> > <!--</plugin>-->
> > <plugin>
> >     <groupId>org.apache.maven.plugins</groupId>
> >     <artifactId>maven-shade-plugin</artifactId>
> >     <!--<version>3.2.3</version>-->
> >     <executions>
> >         <execution>
> >             <phase>package</phase>
> >             <goals>
> >                 <goal>shade</goal>
> >             </goals>
> >             <configuration>
> >                 <transformers>
> >                     <transformer
> >
> >
> >
> implementation="org.apache.maven.plugins.shade.resource.ManifestResourceTransformer">
> >
> > <mainClass>com.akulaku.data.main.StreamMain</mainClass>
> >                     </transformer>
> >                 </transformers>
> >
> >                     <filters>
> >                         <filter>
> >                             <artifact>*:*</artifact>
> >                             <excludes>
> >                                 <exclude>META-INF/*.SF</exclude>
> >                                 <exclude>META-INF/*.DSA</exclude>
> >                                 <exclude>META-INF/*.RSA</exclude>
> >                             </excludes>
> >                         </filter>
> >                     </filters>
> >             </configuration>
> >         </execution>
> >     </executions>
> > </plugin>
> >
> >
> > On Wed, Apr 22, 2020 at 8:00 PM Jingsong Li <jingsonglee0@gmail.com>
> > wrote:
> >
> > > Hi,
> > >
> > >
> > >
> >
> 如果org.apache.flink.table.factories.TableFactory里面没有KafkaTableSourceSinkFactory,那就是打包有问题。不清楚1.9的是怎么运行起来的,但是所有的jar的meta-inf-services文件都没有KafkaTableSourceSinkFactory,那也不应该能运行起来的。
> > >
> > > 推荐打包方式用shade,shade会merge meta-inf-services的文件的。
> > >
> > > Best,
> > > Jingsong Lee
> > >
> > > On Wed, Apr 22, 2020 at 7:31 PM 宇张 <zhangyu@akulaku.com> wrote:
> > >
> > > >
> > > >
> > >
> >
> 》也确认下org.apache.flink.table.factories.TableFactory的内容,里面有没有KafkaTableSourceSinkFactory
> > > >
> > > >
> > >
> >
> 这个我看了一下我先前flink1.9的工程,应用程序Jar里面也是没有这个类的,但是程序运行加载是没问题的,这么对比貌似就不是maven打包的问题了。。。。。
> > > >
> > > > On Wed, Apr 22, 2020 at 7:22 PM 宇张 <zhangyu@akulaku.com> wrote:
> > > >
> > > > >
> > > > >
> > > >
> > >
> >
> 》也确认下org.apache.flink.table.factories.TableFactory的内容,里面有没有KafkaTableSourceSinkFactory
> > > > > 这个没有,只有org.apache.flink.formats.json.JsonRowFormatFactory
> > > > > 》拿到ClassLoader后看下能不能取到KafkaTableSourceSinkFactory的class
> > > > > 这个能拿到
> > > > >
> > > > > 这么看来 貌似是 mvn打包有问题:
> > > > > mvn clean package -DskipTests
> > > > > 依赖范围为默认
> > > > >
> > > > >
> > > > > On Wed, Apr 22, 2020 at 7:05 PM Jingsong Li <
> jingsonglee0@gmail.com>
> > > > > wrote:
> > > > >
> > > > >> Hi,
> > > > >>
> > > > >>
> > > > >>
> > > >
> > >
> >
> 也确认下org.apache.flink.table.factories.TableFactory的内容,里面有没有KafkaTableSourceSinkFactory
> > > > >>
> > > > >> >
> > > 这个指的是打印当前线程的classloader嘛Thread.currentThread().getContextClassLoader()
> > > > >> 是的,拿到ClassLoader后看下能不能取到KafkaTableSourceSinkFactory的class
> > > > >>
> > > > >> Best,
> > > > >> Jingsong Lee
> > > > >>
> > > > >> On Wed, Apr 22, 2020 at 7:00 PM 宇张 <zhangyu@akulaku.com>
wrote:
> > > > >>
> > > > >> > 看下你打包的 UberJar 里有没一个内容包括
> > > > >> > 1、下面这个文件是存在的
> > > > >> >
> > > >
> org.apache.flink.streaming.connectors.kafka.KafkaTableSourceSinkFactory
> > > > >> > 的文件
> > > > >> > META-INF/services/org.apache.flink.table.factories.TableFactory
> > > > >> > 2、flink版本1.10,Standalone模式启动服务(start-cluster.sh),flink
> > > > >> > run运行(/software/flink-1.10.0/bin/flink run -c
> > > com.data.main.StreamMain
> > > > >> > ./flink_1.10_test-1.0-jar-with-dependencies.jar)
> > > > >> > 3、再确认下"TableEnvironmentImpl.sqlQuery"调用时候的ThreadClassLoader?
> > > > >> >
> > > 这个指的是打印当前线程的classloader嘛Thread.currentThread().getContextClassLoader()
> > > > >> >
> > > > >> >
> > > > >> >
> > > > >> > On Wed, Apr 22, 2020 at 6:00 PM Jingsong Li <
> > jingsonglee0@gmail.com
> > > >
> > > > >> > wrote:
> > > > >> >
> > > > >> > > Hi,
> > > > >> > >
> > > > >> > > 先确认下你的Jar包里有没有 meta-inf-services的文件?里面确定有Kafka?
> > > > >> > >
> > > > >> > > 如果有,再确认下"TableEnvironmentImpl.sqlQuery"调用时候的ThreadClassLoader?
> > > > >> > > 因为现在默认是通过ThreadClassLoader来获取Factory的。
> > > > >> > >
> > > > >> > > Best,
> > > > >> > > Jingsong Lee
> > > > >> > >
> > > > >> > > On Wed, Apr 22, 2020 at 5:30 PM 宇张 <zhangyu@akulaku.com>
> wrote:
> > > > >> > >
> > > > >> > > > 我这面使用Standalone模式运行Flink任务,但是Uber
> > > > >> > > >
> Jar里面的TableSourceFactory不能被加载,即使设置了classloader.resolve-order:
> > > > >> > > > child-first,只有放在lib目录才能加载得到,我看发布文档跟改了类加载策略,但是我不知道为什么Uber
> > > > >> > > Jar里面的Factory不能被加载
> > > > >> > > > Flink Client respects Classloading Policy (FLINK-13749
> > > > >> > > > <https://issues.apache.org/jira/browse/FLINK-13749>)
> > > > >> > > > <
> > > > >> > > >
> > > > >> > >
> > > > >> >
> > > > >>
> > > >
> > >
> >
> https://ci.apache.org/projects/flink/flink-docs-release-1.10/release-notes/flink-1.10.html#flink-client-respects-classloading-policy-flink-13749
> > > > >> > > > >
> > > > >> > > >
> > > > >> > > > The Flink client now also respects the configured
> classloading
> > > > >> policy,
> > > > >> > > > i.e., parent-first or child-first classloading.
Previously,
> > only
> > > > >> > cluster
> > > > >> > > > components such as the job manager or task manager
supported
> > > this
> > > > >> > > setting.
> > > > >> > > > This does mean that users might get different
behaviour in
> > their
> > > > >> > > programs,
> > > > >> > > > in which case they should configure the classloading
policy
> > > > >> explicitly
> > > > >> > to
> > > > >> > > > use parent-first classloading, which was the previous
> > > (hard-coded)
> > > > >> > > > behaviour.
> > > > >> > > >
> > > > >> > > > 异常信息:
> > > > >> > > >
> > > > >> > > >   rg.apache.flink.client.program.ProgramInvocationException:
> > The
> > > > >> main
> > > > >> > > > method caused an error: findAndCreateTableSource
failed.
> > > > >> > > > at
> > > > >> > > >
> > > > >> > > >
> > > > >> > >
> > > > >> >
> > > > >>
> > > >
> > >
> >
> org.apache.flink.client.program.PackagedProgram.callMainMethod(PackagedProgram.java:335)
> > > > >> > > > at
> > > > >> > > >
> > > > >> > > >
> > > > >> > >
> > > > >> >
> > > > >>
> > > >
> > >
> >
> org.apache.flink.client.program.PackagedProgram.invokeInteractiveModeForExecution(PackagedProgram.java:205)
> > > > >> > > > at
> > > > >> > >
> > > > >>
> > >
> org.apache.flink.client.ClientUtils.executeProgram(ClientUtils.java:138)
> > > > >> > > > at
> > > > >> > > >
> > > > >> > > >
> > > > >> > >
> > > > >> >
> > > > >>
> > > >
> > >
> >
> org.apache.flink.client.cli.CliFrontend.executeProgram(CliFrontend.java:664)
> > > > >> > > > at
> > > > org.apache.flink.client.cli.CliFrontend.run(CliFrontend.java:213)
> > > > >> > > > at
> > > > >> > > >
> > > > >> > > >
> > > > >> > >
> > > > >> >
> > > > >>
> > > >
> > >
> >
> org.apache.flink.client.cli.CliFrontend.parseParameters(CliFrontend.java:895)
> > > > >> > > > at
> > > > >> > > >
> > > > >> > > >
> > > > >> > >
> > > > >> >
> > > > >>
> > > >
> > >
> >
> org.apache.flink.client.cli.CliFrontend.lambda$main$10(CliFrontend.java:968)
> > > > >> > > > at
> > > > >> > > >
> > > > >> > > >
> > > > >> > >
> > > > >> >
> > > > >>
> > > >
> > >
> >
> org.apache.flink.runtime.security.NoOpSecurityContext.runSecured(NoOpSecurityContext.java:30)
> > > > >> > > > at
> > > > >> org.apache.flink.client.cli.CliFrontend.main(CliFrontend.java:968)
> > > > >> > > > Caused by: org.apache.flink.table.api.TableException:
> > > > >> > > > findAndCreateTableSource failed.
> > > > >> > > > at
> > > > >> > > >
> > > > >> > > >
> > > > >> > >
> > > > >> >
> > > > >>
> > > >
> > >
> >
> org.apache.flink.table.factories.TableFactoryUtil.findAndCreateTableSource(TableFactoryUtil.java:55)
> > > > >> > > > at
> > > > >> > > >
> > > > >> > > >
> > > > >> > >
> > > > >> >
> > > > >>
> > > >
> > >
> >
> org.apache.flink.table.factories.TableFactoryUtil.findAndCreateTableSource(TableFactoryUtil.java:92)
> > > > >> > > > at
> > > > >> > > >
> > > > >> > > >
> > > > >> > >
> > > > >> >
> > > > >>
> > > >
> > >
> >
> org.apache.flink.table.planner.plan.schema.CatalogSourceTable.findAndCreateTableSource(CatalogSourceTable.scala:156)
> > > > >> > > > at
> > > > >> > > >
> > > > >> > > >
> > > > >> > >
> > > > >> >
> > > > >>
> > > >
> > >
> >
> org.apache.flink.table.planner.plan.schema.CatalogSourceTable.tableSource$lzycompute(CatalogSourceTable.scala:65)
> > > > >> > > > at
> > > > >> > > >
> > > > >> > > >
> > > > >> > >
> > > > >> >
> > > > >>
> > > >
> > >
> >
> org.apache.flink.table.planner.plan.schema.CatalogSourceTable.tableSource(CatalogSourceTable.scala:65)
> > > > >> > > > at
> > > > >> > > >
> > > > >> > > >
> > > > >> > >
> > > > >> >
> > > > >>
> > > >
> > >
> >
> org.apache.flink.table.planner.plan.schema.CatalogSourceTable.toRel(CatalogSourceTable.scala:76)
> > > > >> > > > at
> > > > >> > > >
> > > > >> > > >
> > > > >> > >
> > > > >> >
> > > > >>
> > > >
> > >
> >
> org.apache.calcite.sql2rel.SqlToRelConverter.toRel(SqlToRelConverter.java:3328)
> > > > >> > > > at
> > > > >> > > >
> > > > >> > > >
> > > > >> > >
> > > > >> >
> > > > >>
> > > >
> > >
> >
> org.apache.calcite.sql2rel.SqlToRelConverter.convertIdentifier(SqlToRelConverter.java:2357)
> > > > >> > > > at
> > > > >> > > >
> > > > >> > > >
> > > > >> > >
> > > > >> >
> > > > >>
> > > >
> > >
> >
> org.apache.calcite.sql2rel.SqlToRelConverter.convertFrom(SqlToRelConverter.java:2051)
> > > > >> > > > at
> > > > >> > > >
> > > > >> > > >
> > > > >> > >
> > > > >> >
> > > > >>
> > > >
> > >
> >
> org.apache.calcite.sql2rel.SqlToRelConverter.convertFrom(SqlToRelConverter.java:2005)
> > > > >> > > > at
> > > > >> > > >
> > > > >> > > >
> > > > >> > >
> > > > >> >
> > > > >>
> > > >
> > >
> >
> org.apache.calcite.sql2rel.SqlToRelConverter.convertFrom(SqlToRelConverter.java:2083)
> > > > >> > > > at
> > > > >> > > >
> > > > >> > > >
> > > > >> > >
> > > > >> >
> > > > >>
> > > >
> > >
> >
> org.apache.calcite.sql2rel.SqlToRelConverter.convertSelectImpl(SqlToRelConverter.java:646)
> > > > >> > > > at
> > > > >> > > >
> > > > >> > > >
> > > > >> > >
> > > > >> >
> > > > >>
> > > >
> > >
> >
> org.apache.calcite.sql2rel.SqlToRelConverter.convertSelect(SqlToRelConverter.java:627)
> > > > >> > > > at
> > > > >> > > >
> > > > >> > > >
> > > > >> > >
> > > > >> >
> > > > >>
> > > >
> > >
> >
> org.apache.calcite.sql2rel.SqlToRelConverter.convertQueryRecursive(SqlToRelConverter.java:3181)
> > > > >> > > > at
> > > > >> > > >
> > > > >> > > >
> > > > >> > >
> > > > >> >
> > > > >>
> > > >
> > >
> >
> org.apache.calcite.sql2rel.SqlToRelConverter.convertQuery(SqlToRelConverter.java:563)
> > > > >> > > > at
> > org.apache.flink.table.planner.calcite.FlinkPlannerImpl.org
> > > > >> > > >
> > > > >> > > >
> > > > >> > >
> > > > >> >
> > > > >>
> > > >
> > >
> >
> $apache$flink$table$planner$calcite$FlinkPlannerImpl$$rel(FlinkPlannerImpl.scala:148)
> > > > >> > > > at
> > > > >> > > >
> > > > >> > > >
> > > > >> > >
> > > > >> >
> > > > >>
> > > >
> > >
> >
> org.apache.flink.table.planner.calcite.FlinkPlannerImpl.rel(FlinkPlannerImpl.scala:135)
> > > > >> > > > at
> > > > >> > > >
> > > > >> > > >
> > > > >> > >
> > > > >> >
> > > > >>
> > > >
> > >
> >
> org.apache.flink.table.planner.operations.SqlToOperationConverter.toQueryOperation(SqlToOperationConverter.java:522)
> > > > >> > > > at
> > > > >> > > >
> > > > >> > > >
> > > > >> > >
> > > > >> >
> > > > >>
> > > >
> > >
> >
> org.apache.flink.table.planner.operations.SqlToOperationConverter.convertSqlQuery(SqlToOperationConverter.java:436)
> > > > >> > > > at
> > > > >> > > >
> > > > >> > > >
> > > > >> > >
> > > > >> >
> > > > >>
> > > >
> > >
> >
> org.apache.flink.table.planner.operations.SqlToOperationConverter.convert(SqlToOperationConverter.java:154)
> > > > >> > > > at
> > > > >> > > >
> > > > >> > > >
> > > > >> > >
> > > > >> >
> > > > >>
> > > >
> > >
> >
> org.apache.flink.table.planner.delegation.ParserImpl.parse(ParserImpl.java:66)
> > > > >> > > > at
> > > > >> > > >
> > > > >> > > >
> > > > >> > >
> > > > >> >
> > > > >>
> > > >
> > >
> >
> org.apache.flink.table.api.internal.TableEnvironmentImpl.sqlQuery(TableEnvironmentImpl.java:464)
> > > > >> > > > at com.akulaku.data.main.StreamMain.main(StreamMain.java:87)
> > > > >> > > > at sun.reflect.NativeMethodAccessorImpl.invoke0(Native
> Method)
> > > > >> > > > at
> > > > >> > > >
> > > > >> > > >
> > > > >> > >
> > > > >> >
> > > > >>
> > > >
> > >
> >
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
> > > > >> > > > at
> > > > >> > > >
> > > > >> > > >
> > > > >> > >
> > > > >> >
> > > > >>
> > > >
> > >
> >
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> > > > >> > > > at java.lang.reflect.Method.invoke(Method.java:498)
> > > > >> > > > at
> > > > >> > > >
> > > > >> > > >
> > > > >> > >
> > > > >> >
> > > > >>
> > > >
> > >
> >
> org.apache.flink.client.program.PackagedProgram.callMainMethod(PackagedProgram.java:321)
> > > > >> > > > ... 8 more
> > > > >> > > > Caused by:
> > > > >> org.apache.flink.table.api.NoMatchingTableFactoryException:
> > > > >> > > > Could not find a suitable table factory for
> > > > >> > > > 'org.apache.flink.table.factories.TableSourceFactory'
in
> > > > >> > > > the classpath.
> > > > >> > > >
> > > > >> > > > Reason: Required context properties mismatch.
> > > > >> > > >
> > > > >> > > > The matching candidates:
> > > > >> > > > org.apache.flink.table.sources.CsvAppendTableSourceFactory
> > > > >> > > > Mismatched properties:
> > > > >> > > > 'connector.type' expects 'filesystem', but is
'kafka'
> > > > >> > > > 'format.type' expects 'csv', but is 'json'
> > > > >> > > >
> > > > >> > > > The following properties are requested:
> > > > >> > > > connector.properties.bootstrap.servers=centos:9092
> > > > >> > > > connector.properties.zookeeper.connect=centos:2181
> > > > >> > > > connector.startup-mode=earliest-offset
> > > > >> > > > connector.topic=test
> > > > >> > > > connector.type=kafka
> > > > >> > > > connector.version=0.11
> > > > >> > > > format.type=json
> > > > >> > > > schema.0.data-type=VARCHAR(2147483647)
> > > > >> > > > schema.0.name=bus
> > > > >> > > > schema.1.data-type=BIGINT
> > > > >> > > > schema.1.name=ts
> > > > >> > > > schema.2.data-type=VARCHAR(2147483647)
> > > > >> > > > schema.2.name=type
> > > > >> > > > schema.3.data-type=BIGINT
> > > > >> > > > schema.3.name=putRowNum
> > > > >> > > > schema.4.data-type=TIMESTAMP(3) NOT NULL
> > > > >> > > > schema.4.expr=PROCTIME()
> > > > >> > > > schema.4.name=proctime
> > > > >> > > > update-mode=append
> > > > >> > > >
> > > > >> > > > The following factories have been considered:
> > > > >> > > > org.apache.flink.table.sources.CsvBatchTableSourceFactory
> > > > >> > > > org.apache.flink.table.sources.CsvAppendTableSourceFactory
> > > > >> > > > at
> > > > >> > > >
> > > > >> > > >
> > > > >> > >
> > > > >> >
> > > > >>
> > > >
> > >
> >
> org.apache.flink.table.factories.TableFactoryService.filterByContext(TableFactoryService.java:322)
> > > > >> > > > at
> > > > >> > > >
> > > > >> > > >
> > > > >> > >
> > > > >> >
> > > > >>
> > > >
> > >
> >
> org.apache.flink.table.factories.TableFactoryService.filter(TableFactoryService.java:190)
> > > > >> > > > at
> > > > >> > > >
> > > > >> > > >
> > > > >> > >
> > > > >> >
> > > > >>
> > > >
> > >
> >
> org.apache.flink.table.factories.TableFactoryService.findSingleInternal(TableFactoryService.java:143)
> > > > >> > > > at
> > > > >> > > >
> > > > >> > > >
> > > > >> > >
> > > > >> >
> > > > >>
> > > >
> > >
> >
> org.apache.flink.table.factories.TableFactoryService.find(TableFactoryService.java:96)
> > > > >> > > > at
> > > > >> > > >
> > > > >> > > >
> > > > >> > >
> > > > >> >
> > > > >>
> > > >
> > >
> >
> org.apache.flink.table.factories.TableFactoryUtil.findAndCreateTableSource(TableFactoryUtil.java:52)
> > > > >> > > >
> > > > >> > >
> > > > >> > >
> > > > >> > > --
> > > > >> > > Best, Jingsong Lee
> > > > >> > >
> > > > >> >
> > > > >>
> > > > >>
> > > > >> --
> > > > >> Best, Jingsong Lee
> > > > >>
> > > > >
> > > >
> > >
> > >
> > > --
> > > Best, Jingsong Lee
> > >
> >
>
>
> --
> Best, Jingsong Lee
>

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