CREATE EXTERNAL TABLE tpch_1000x_orc.partsupp(ps_partkey bigint,ps_suppkey bigint,ps_availqty int,ps_supplycost double,ps_comment string)STORED AS ORC LOCATION 'oss:/path/to/tpch/tpch_1000x_orc/partsupp_orc/';CREATE ...
Q2 SELECT s_acctbal,s_name,n_name,p_partkey,p_mfgr,s_address,s_phone,s_comment FROM partsupp join(SELECT ps_partkey AS a_partkey,min(ps_supplycost)AS a_min FROM partsupp,part,supplier,nation,region WHERE p_partkey=ps_...
PARTSUPP表 create external table partsupp(ps_partkey integer,ps_suppkey integer,ps_availqty integer,ps_supplycost decimal(15,2),ps_comment varchar(199))row format delimited fields terminated by '|' location '/./partsupp' ...
{"ps":{"count":2 },"worker":{"count":4 } } 其中JSON包含两个key,即 ps 和 worker,每个key又分别包含如下信息。参数 描述 默认值 是否必选 count ps 或 worker 的数量。无 是 gpu ps 或 worker 申请的GPU数量,取值100表示一张GPU卡。...
} private void executeSqls(String[]sqls,Connection conn){ PreparedStatement ps;for(String sql:sqls){ try { ps=conn.prepareStatement(sql);ps.execute();ps.close();} catch(Exception e){ System.out.println("sql:"+sql);ignore,...
Using join buffer(hash join with bloom filter)Q11:EXPLAIN SELECT ps_partkey,SUM(ps_supplycost*ps_availqty)AS value FROM partsupp,supplier,nation WHERE ps_suppkey=s_suppkey AND s_nationkey=n_nationkey AND n_name='INDIA' ...
CREATE TABLE PARTSUPP(PS_PARTKEY INTEGER NOT NULL,PS_SUPPKEY INTEGER NOT NULL,PS_AVAILQTY INTEGER NOT NULL,PS_SUPPLYCOST DECIMAL(15,2)NOT NULL,PS_COMMENT VARCHAR(199)NOT NULL)WITH(APPENDONLY=TRUE,ORIENTATION=COLUMN,...
实现原理 首先,在Windows云电脑中通过 SetCustomDNS.ps1 脚本创建一个任务计划程序,并执行任务计划程序设置用户网卡DNS。其次,通过包含该任务计划程序的云电脑制作自定义镜像,或者基于该任务计划程序制作自定义镜像并将镜像导入控制台...
SELECT s_name,s_address FROM supplier,nation WHERE s_suppkey IN(SELECT ps_suppkey FROM partsupp WHERE ps_partkey IN(SELECT p_partkey FROM part WHERE p_name LIKE '[COLOR]%')AND ps_availqty>(SELECT 0.5*SUM(l_quantity)FROM ...
Range Clustering作为一种新的数据切分方式,提供了一个全局有序的数据分布,一是可以避免Hash Clustering可能造成的数据倾斜问题;二是在数据有序分布的前提下,创建两级索引(Index),支持对Clustering Key的区域查询以及多键的组合查询...
SortMergeJoin(condition="ps_suppkey=s_suppkey",type="inner")MergeSort(sort="ps_suppkey ASC")LogicalView(tables="QIMU_0000_GROUP,QIMU_0001_GROUP.partsupp_[0-7]",shardCount=8,sql="SELECT*FROM `partsupp` AS `partsupp` ORDER ...
SELECT s_acctbal,s_name,n_name,p_partkey,p_mfgr,s_address,s_phone,s_comment FROM(SELECT MIN(ps_supplycost)OVER(PARTITION BY ps_partkey)as win_min,ps_partkey,ps_supplycost,s_acctbal,n_name,s_name,s_address,s_phone,s_comment...
PARTSUPP表 CREATE TABLE partsupp(ps_partkey int NOT NULL COMMENT '',ps_suppkey int NOT NULL COMMENT '',ps_availqty int NOT NULL COMMENT '',ps_supplycost decimal(15,2)NOT NULL COMMENT '',ps_comment varchar NOT NULL COMMENT ...
try(PreparedStatement ps=connection.prepareStatement(sql)){ ps.setString(1,"aa");ps.setString(2,"bb");int ret=ps.executeUpdate();System.out.println(ret);} }/查询数据 try(Connection connection=dataSource.getConnection()){ ...
try(PreparedStatement ps=connection.prepareStatement(sql)){ ps.setString(1,"aa");ps.setString(2,"bb");int ret=ps.executeUpdate();System.out.println(ret);} }/查询数据 try(Connection connection=dataSource.getConnection()){ ...
TM GC Count flink_taskmanager_Status_JVM_GarbageCollector_PS_Scavenge_Count TM年轻代并行回收器运行次数。flink_taskmanager_Status_JVM_GarbageCollector_PS_MarkSweep_Count TM老年代标记-清除回收器运行次数。TM GC Time flink_...
本文展示如何使用Arena提交TensorFlow基于PS-Worker模式的分布式训练作业,并通过TensorBoard可视化查看训练作业。前提条件 创建包含GPU的Kubernetes集群。集群节点可以访问公网。配置Arena客户端。已给集群配置了Arena使用的PVC,并且PVC...
dlc submit tfjob-job_file=job_file.dist_mnist.1ps2w 其中 job_file.dist_mnist.1ps2w 为任务参数描述文件,采用<parameterName>=的格式填写参数。job_file.dist_mnist.1ps2w 的内容如下所示。name=test_2021 workers=2 worker_spec=ecs....
物化视图创建语句如下:CREATE MATERIALIZED VIEW mv2 REFRESH NEXT now()+INTERVAL 1 day ENABLE QUERY REWRITE AS SELECT p.type,p.partkey,ps.suppkey FROM partsupp AS ps INNER JOIN part AS p ON p.partkey=ps.partkey WHERE p.type ...
type like '%STEEL' and s_nationkey=n_nationkey and n_regionkey=r_regionkey and r_name='AMERICA' and ps_supplycost=(select min(ps_supplycost)from partsupp,supplier,nation,region where p_partkey=ps_partkey and s_suppkey=ps_...
type like '%STEEL' and s_nationkey=n_nationkey and n_regionkey=r_regionkey and r_name='AMERICA' and ps_supplycost=(select min(ps_supplycost)from partsupp,supplier,nation,region where p_partkey=ps_partkey and s_suppkey=ps_...
replace_ps 平均每秒REPLACE语句执行次数。update_ps 平均每秒UPDATE语句执行次数。select_ps 平均每秒SELECT语句执行次数。bytes_received 平均每秒从所有客户端接收到的字节数。bytes_sent 平均每秒发送给所有客户端的字节数。iops_usage...
delete_ps 平均每秒Delete语句执行次数。insert_ps 平均每秒Insert语句执行次数。update_ps 平均每秒Update语句执行次数。select_ps 平均每秒Select语句执行次数。bytes_received 平均每秒从所有客户端接收到的字节数。bytes_sent 平均每秒...
组件名称 产出可部署模型格式 匹配的EAS Processor 手动部署流程 PS-SMART二分类 PS格式 PS算法 需要在组件下游连接 通用模型导出 组件。PS-SMART多分类 PS-SMART回归 导出模型到OSS Bucket后,关于如何手动部署模型,详情请参见 服务部署...
本文为您介绍如何迁移自建ClickHouse的数据库表和数据至交互式分析Hologres上进行数据开发。前提条件 开通Hologres,详情请参见 购买Hologres。已有ClickHouse实例,并且安装ClickHouse-Client工具,如需安装请单击 ClickHouse-Client,...
本文使用 PowerShell 的 AutoSysprep.ps1 脚本文件,通过系统内置的 sysprep 命令修改Windows实例的SID。需要注意的是,sysprep 命令会将User Profile恢复为默认值,执行 sysprep 命令后会删除桌面上创建的文件。如果您希望修复故障后自动...
CREATE TABLE PARTSUPP(PS_PARTKEY INT NOT NULL,PS_SUPPKEY INT NOT NULL,PS_AVAILQTY INT NOT NULL,PS_SUPPLYCOST DECIMAL(15,2)NOT NULL,PS_COMMENT TEXT NOT NULL,PRIMARY KEY(PS_PARTKEY,PS_SUPPKEY));CALL set_table_property('...
PARTSUPP表 INSERT overwrite TABLE partsupp SELECT ps_partkey,ps_suppkey,ps_availqty,ps_supplycost,ps_comment FROM${source_db}.partsupp;REGION表 INSERT overwrite TABLE region SELECT r_regionkey,r_name,r_comment FROM${source...
type like '%STEEL' and s_nationkey=n_nationkey and n_regionkey=r_regionkey and r_name='AMERICA' and ps_supplycost=(select min(ps_supplycost)from partsupp,supplier,nation,region where p_partkey=ps_partkey and s_suppkey=ps_...
MaxCompute PS-SMART二分类最佳实践 介绍如何通过提交一个使用MaxCompute计算资源的超参数调优实验,来运行PS-SMART二分类、预测和评估组件,以获取PS-SMART组件算法的较优超参数组合。DLC MNIST训练最佳实践 介绍如何在DLC计算资源上提交...
partkey,sum(ps_supplycost*ps_availqty)as value from partsupp,supplier,nation where ps_suppkey=s_suppkey and s_nationkey=n_nationkey and n_name='IRAN' group by ps_partkey having sum(ps_supplycost*ps_availqty)>(select sum(ps...
then echo"dbname not defined."exit 1 fi table_indexes=("supplier PRIMARY""supplier i_s_nationkey""part PRIMARY""partsupp PRIMARY""partsupp i_ps_partkey""partsupp i_ps_suppkey""customer PRIMARY""customer i_c_nationkey"...
本文将为您介绍如何使用TPC-H(商业智能计算测试)对OLAP查询场景和Key/Value点查场景进行性能测试。TPC-H简介 以下文字描述引用自 TPC Benchmark™ H(TPC-H)规范:TPC-H是一个决策支持基准,由一套面向业务的临时查询和并发数据修改组成。...
cachePrepStmts:控制 JDBC driver 是否开启 PS cache 来缓存 PreparedStatment,避免重复执行 prepare(client 端和 server 端)。cachePrepStmts=TRUE 对使用 useServerPrepStms=TRUE 并重复对同一条 SQL 做 batch execute 的场景有帮助...
下载地址:InstallVirtIo.ps1 执行 InstallVirtIo.ps1 脚本更新virtio驱动。例如,您将脚本 InstallVirtIo.ps1 下载到了 C:\test 目录下。打开 C:\test 文件夹。您需要打开 InstallVirtIo.ps1 实际的下载目录。选中 InstallVirtIo.ps1 文件...
CREATE TABLE `partsupp`(`ps_partkey` int(11)NOT NULL,`ps_suppkey` int(11)NOT NULL,`ps_availqty` int(11)NOT NULL,`ps_supplycost` decimal(15,2)NOT NULL,`ps_comment` varchar(199)NOT NULL,KEY `IDX_PARTSUPP_SUPPKEY`(`PS_SUPPKEY...
完整的执行调优参数会拼装成 cluster 参数 2 ps CPU数量 否 PS CPU数量,PS申请的CPU数量,取值为1表示一个CPU核。10 ps Memory用量 否 PS申请的内存,单位为MB,取值100表示100 MB。40000 Worker数量 否 Worker的数量。6 Worker CPU用量 ...
nationkey=n_nationkey and RTRIM(n_name)='EGYPT' GROUP BY ps_partkey HAVING sum(ps_supplycost*ps_availqty)>(SELECT sum(ps_supplycost*ps_availqty)*0.000001 FROM ext_project_oss.partsupp_orcpartsupp_orc,ext_project_oss....
示例 请求示例 {"AttributeName":"sex","InstanceId":"9XP0PS5JQHJU","ResourceId":1,"Desc":"性别"} 正常返回示例 XML 格式<RequestId>357EA602-4A8C-456E-82D9-720C843F8EE4</RequestId><Attribute>性别</Desc><InstanceId>9XP0PS5...
sudo acs-plugin-manager-exec-plugin ecs-tool-servicekeepalive-params"start,'/bin/bash/home/work/debug/debug.sh/home/work/debug/debug.log'"此时通过命令 ps aux|grep debug.sh 查看,发现脚本已经在运行(此时进程号为2572)。...