nohert

摘要： sqoop从msyq导入数据到hive，自定建表 sqoop import \ --connect 'jdbc:mysql://xxx.xxx.xxx.xx:3306/database?useUnicode=true&characterEncoding=utf8&zeroDateTimeBehavi 阅读全文

摘要： sqoop从hive导出到mysql报错： failed with state FAILED due to: Task failed 原因：是hive数据导入mysql时，有字段内容超出了mysql设置的字段长度，所以报错了 解决： yarn logs -applicationId applicat 阅读全文

摘要： package com.lezhi.business.dxxbs.transmission.table import com.lezhi.common.{CommonTransmissonFunciton, SystemParams} import org.apache.flink.streamin 阅读全文

摘要： 今天在执行insert语句的时候，发现hive报错 ERROR : Job Submission failed with exception 'org.apache.hadoop.security.AccessControlException(Permission denied: user=hive 阅读全文

摘要： 问题一 使用命令提交flink任务 flink run -c com.lezhi.business.dxxbs.transmission.ExecuteDML /data/jar/gkt-bigData-flink-1.0-SNAPSHOT-jar-with-dependencies.jar --i 阅读全文

摘要： flink actions are "run", "list", "info", "savepoint", "stop", or "cancel".Specify the version option (-v or --version) to print Flink version. Specify 阅读全文

摘要： 引入依赖 <dependency> <groupId>com.alibaba</groupId> <artifactId>fastjson</artifactId> <version>1.2.33</version> </dependency> val env = StreamExecutionEn 阅读全文

摘要： import it.bigdata.flink.study.SensorReding import org.apache.flink.api.common.state.{ValueState, ValueStateDescriptor} import org.apache.flink.configu 阅读全文

摘要： import it.bigdata.flink.study.SensorReding import org.apache.flink.api.common.serialization.SimpleStringSchema import org.apache.flink.streaming.api.s 阅读全文

摘要： import java.sql.{Connection, Driver, DriverManager, PreparedStatement}import it.bigdata.flink.study.SensorRedingimport org.apache.flink.configuration. 阅读全文