检测到您已登录华为云国际站账号,为了您更好的体验,建议您访问国际站服务网站 https://www.huaweicloud.com/intl/zh-cn
不再显示此消息
{SparkSession}; object Test_Redis_SQL { def main(args: Array[String]): Unit = { // Create a SparkSession session.
-2.34.jar parquet-column-1.12.2.jar commons-lang-2.6.jar jersey-container-servlet-core-2.34.jar parquet-common-1.12.2.jar commons-lang3-3.10.
count(userid) as num ,dept as aaa from salary group by aaa having sum(sal)>2000; 报错如下: Query 20210630_084610_00018_wc8n9@default@HetuEngine failed
9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 import org.apache.spark.sql.SparkSession; public class java_rds { public static void main
Caused by: org.postgresql.util.PSQLException: The connection attempt failed. ...
表5 错误码 错误码 错误信息 DLI.0999 Queue plans create failed.
jsonString = {"store": {"fruit":[{"weight":8,"type":"apple"},{"weight":9,"type":"pear"}], "bicycle":{"price":19.95,"color":"red"} }, "email":
not exists h3( id bigint, name string, price double ) using hudi options ( primaryKey = 'id', type = 'mor', hoodie.cleaner.fileversions.retained
dropFunction", "dli:table:insertOverwriteTable", "dli:table:describeTable", "dli:database:explain
示例代码如下: 1 2 3 4 5 6 7 8 9 def list_all_tbls(dli_client, db_name): try: tbls = dli_client.list_tables(db_name, with_detail=True)
如果在“弹性扩缩容”页面提示“Status of queue xxx is assigning, which is not available”,表示需要等待队列资源分配完毕才可进行扩缩容。 队列资源扩容时,可能会由于物理资源不足导致队列资源无法扩容到设定的目标大小。
TABLE IF NOT EXISTS hetu_rename_table ( eid int, name String, salary String, destination String, dept String, yoj int) COMMENT 'Employee details
deserialize-error-policy 否 fail-job Enum 数据解析失败时的处理方式。
{ //job id System.out.println(jobResultInfo.getJobId()); //job 描述信息 System.out.println(jobResultInfo.getDetail
{Row, SparkSession} import org.apache.spark.rdd.RDD import org.apache.spark.sql.types._ object Test_SparkSql_HBase { def main(args: Array[
deserialize-error-policy 否 fail-job Enum 数据解析失败时的处理方式。
artifactId>spark-sql_2.11</artifactId> <version>2.3.2</version> </dependency> </dependencies> 图6 修改pom.xml文件 在工程路径的“src > main
建议使用网段: 10.0.0.0~10.255.0.0/8~24 172.16.0.0~172.31.0.0/12~24 192.168.0.0~192.168.0.0/16~24 “队列特性”:运行AI相关SQL作业时选择“AI增强型”队列,运行其他作业时选择“基础型”队列。
false:禁用作业重试,所有类型的命令都不重新提交,一旦driver故障,作业将标记为失败(FAILED)。 true:启用作业重试,即在driver故障时,所有类型的作业都将重新提交。
完整示例代码 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 public class Test_Redis_DaraFrame { public static void main