网站开发工程师的证件,seo技术专员招聘,中国十大服装设计院校,百度指数怎么提升本文简单记录一次实践使用过程#xff0c;涉及presto-mysql,presto-elasticsearch#xff0c;文中参数未做注释#xff0c;请参考官方文档#xff0c;希望能帮到大家1 下载安装 presto-0.2281下载服务端客户端相关jar2安装#xff1a;1 解压tar -zxvf…本文简单记录一次实践使用过程涉及presto-mysql,presto-elasticsearch文中参数未做注释请参考官方文档希望能帮到大家1 下载安装 presto-0.2281下载服务端客户端相关jar2安装1 解压tar -zxvf presto-server-0.228.tar.gz2创建配置目录 etc  etc/catalogcd presto-server-0.228/mk dir etcmkdir etcmkdir datacd etcmkdir catalog3创建config.properties 集群配置在新建的etc目录下vim config.propertiescoordinatortruenode-scheduler.include-coordinatortruehttp-server.http.port9080query.max-memory8GBquery.max-memory-per-node1GBquery.max-total-memory-per-node2GBdiscovery-server.enabledtruediscovery.urihttp://xinyi:90804创建jvm.config 运行环境配置在新建的etc目录下vim jvm.config-server-Xmx16G-XX:UseG1GC-XX:G1HeapRegionSize32M-XX:UseGCOverheadLimit-XX:ExplicitGCInvokesConcurrent-XX:HeapDumpOnOutOfMemoryError-XX:ExitOnOutOfMemoryError5创建log.properties 日志配置在新建的etc目录下vim log.propertiescom.facebook.prestoINFO6创建node.properties 节点配置在新建的etc目录下vim log.propertiesnode.environmentproductionnode.idffffffff-ffff-ffff-ffff-fffffffffff1node.data-dir/opt/presto-server-0.228/data7启动cd /安装目录/bin./launcher start 后台启动./launcher stop停止./launcher run 前台启动输出日志./launcher restart 重启8/安装目录/var/log以下位置找到日志文件launcher.logserver.loghttp-request.log3 安装客户端重命名presto-cli-0.228-executable.jar位prestomv presto-cli-0.228-executable.jar presto使用命令./presto --server locahost:9080 --catalog mysql--schema test2 presto-mysql1在 /etc/catalog/目录下创建mysql.propertiesconnector.namemysqlconnection-urljdbc:mysql://localhost:3306connection-userrootconnection-passwordroot2重启presto-server/launcher restart3测试在客户端安装目录执行./presto --server locahost:9080 --catalog mysql--schema testpresto:es select * from mysql.test.test;3 presto-elasticsearchelasticsearch版本最好与plugin目录下elasticsearch版本一致1在 /安装目录/etc/catalog/目录下创建elasticsearch.propertiesconnector.nameelasticsearch#elasticsearch.default-schemadefaultelasticsearch.table-description-directoryetc/elasticsearch/elasticsearch.scroll-size1000elasticsearch.scroll-timeout2selasticsearch.request-timeout2selasticsearch.max-request-retries5elasticsearch.max-request-retry-time10s2创建elasticsearch目录cd /安装目录/etc/mkdir elasticsearchcd elasticsearch3定义表的描述文件(自定义表名.json)cd elasticsearchvim test.json{tableName: es_test,schemaName: es,host: es-ip地址,port: 9300,clusterName: my-application,index: test,indexExactMatch: false,type: test,columns: [{name: name,type: varchar,jsonPath:name,jsonType:varchar},{name: age,type: integer,jsonPath:age,jsonType:integer}]}4重启presto-server/launcher restart5测试./presto --server locahost:9080 --catalog elasticsearch --schema espresto:es select * from elasticsearch.es.es_test;name | age-----------HL   |  12HLl  |  18(2 rows)4 多数据源查询./presto --server locahost:9080 --catalog elasticsearch --schema espresto:es select * from mysql.test.user t left join elasticsearch.es.es_test t1 on t.aget1.age;