未找到火花“增量”源

问题描述

在 spark 项目中使用 kafka 和 delta_core 依赖项时,我收到下一个警告:

[WARNING] delta-core_2.12-0.7.0.jar,spark-sql-kafka-0-10_2.12-3.1.1.jar define 1 overlapping resources: 
[WARNING]   - META-INF/services/org.apache.spark.sql.sources.DataSourceRegister

这导致找不到增量源。如何同时包含 delta 和 kafka?谢谢。

这是我的 Maven 配置:

        <dependency>
            <groupId>org.apache.spark</groupId>
            <artifactId>spark-sql-kafka-0-10_${scala.version}</artifactId>
            <version>${spark.version}</version>
        </dependency>
        <dependency>
            <groupId>io.delta</groupId>
            <artifactId>delta-core_${scala.version}</artifactId>
            <version>0.7.0</version>
        </dependency>
...
            <plugin>
                <groupId>org.apache.maven.plugins</groupId>
                <artifactId>maven-shade-plugin</artifactId>
                <version>3.2.2</version>
                <executions>
                    <execution>
                        <phase>package</phase>
                        <goals>
                            <goal>shade</goal>
                        </goals>
                        <configuration>
                            <transformers>
                                <transformer
                                        implementation="org.apache.maven.plugins.shade.resource.AppendingTransformer">
                                    <resource>
                                        META-INF/services/org.apache.spark.sql.sources.DataSourceRegister
                                    </resource>
                                </transformer>
                            </transformers>
                            <finalName>${project.artifactId}-${project.version}</finalName>
                            <artifactSet>
                                <includes>
                                    <include>org.scalactic:*</include>
                                    <include>io.delta:*</include>
                                    <include>org.apache.spark:*</include>
                                </includes>
                            </artifactSet>
                            <filters>
                                <filter>
                                    <artifact>*:*</artifact>
                                </filter>
                            </filters>
                        </configuration>
                    </execution>
                </executions>
            </plugin>
    ```

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