superset
基于python 虚拟环境(其实还是有对操作系统so包之类的依赖)export LD_LIBRARY_PATH=”/data/soft/miniconda3/envs/superset/lib/lib
yum
yum makecache yum search vsft yum install vsftpd yum list installed yum list | grep mariadb yum –showduplicates list krb5-workstation 123Av
Atlas
元数据管理， 表关系分析，字段查询 设计上按自动接入为主，手动要建json文件通过api实现，UI主要是做查询浏览管理 build如何不编译其他模块？ 1234567891011121314151617181920wget https://mirrors.ustc.edu.cn/
Spark Thrift Server
查询 启动类：org.apache.spark.sql.hive.thriftserver.HiveThriftServer2 服务：ThriftBinaryCLIService 执行SQL：org.apache.spark.sql.hive.thriftserver.Spark
RAG CheatSheet
langchain+ollama 本地文档常用模型： SBert ollama加载模型在线[src] https://ollama.com/libraryollama run gemma:2b 离线1、创建模型配置文件创建模型配置文件，比如: Modelfile 这个文件名，
Cluster Setup CheatSheet
Cluster-setupBIOS config for Disk SystemDisk Raid 1 DataDisk JBOD OSon demand, ubuntu\fedora\centos\suse\redhat update root passwordsudo pa
Git CheatSheet
检出checkout git checkout 分支名/标签， 该命令会变成detach 只读状态 git checkout -b|-B <new_branch> [<start point>] 基于远程分支名/标签/c
Flink CheatSheet
flinkFlink applications code -> JobGraph -> JobManager -> TaskManagers 环境 ExecutionEnvironment StreamExecutionEnvironment TableEnv
YARN CheatSheet
rack 机架感知 配置相关参数：在core-site.xml配置文件中设置net.topology.node.switch.mapping.impl为org.apache.hadoop.net.ScriptBasedMapping，并指定net.topology.script.
Apache Arrow CheatSheet
相关概念包括ValueVector、Field、Schema、VectorSchemaRoot以及Table 1234567891011<dependency> <groupId>org.apache.arrow</groupId>
