浅谈FISCO BCOS的易用性 作者：fisco-dev FISCO BCOS是聚焦于金融领域的区块链底层平台，期望通过开源来推动生态 圈的良好发展。随着开源技术的普及和参与者数量的增加，FISCO BCOS的影 响范围将愈发深广，藉此最终构建出开放共赢的区块链生态圈。 开源技术的普及和参与者数量的增加，要求区块链底层平台具备易于使用、可 规模化运行的特征。因此FISCO BCOS自设计伊始就十分关注其易用性，在编 应用，并且持续地高效治理和运营，在推进区块链技术的普及的同时也协助合 作伙伴将精力聚焦在业务本身和商业模式的运营上，构建科技和金融深度合作 的长效机制，最终达到多方受益，共同打造金融创新的区块链共赢生态。 如果您觉得本文不错，欢迎戳这里 [https://github.com/FISCO-BCOS/FISCO-BCOS]给FISCO BCOS打star:star:。 链上信使协议AMOP使用指南 始数据进行 hash计算方式及存储进行适配处理。支持document（json）、文件存储和加密 的可插拔实现。 亦笔科技的存证数据存储实现 Hbase对于海量文档数据存储有较好的支持，目前hadoop技术体系也相对 成熟稳定。使用Phoenix+Hbase支持海量数据的存储、随机查询。 Cassandra也是一种点对点的分布式nosql数据库，对于小文档数据存储有 良好的表现。支持海量文件数据的读写，节点数据自动同步。

Kyuubi Basics Configurations Engines Security Authentication Authorization Kinit Auxiliary Service Hadoop Credentials Manager Monitoring 1. Monitoring Kyuubi - Logging System 2. Monitoring Kyuubi - Server start. To install Spark, you need to unpack the tarball. For example, $ tar zxf spark-3.3.2-bin-hadoop3.tgz Configuration The kyuubi-env.sh file is used to set system environment variables to the kyuubi org.apache.hadoop hadoop-common 2.7.4

Kyuubi Basics Configurations Engines Security Authentication Authorization Kinit Auxiliary Service Hadoop Credentials Manager Monitoring 1. Monitoring Kyuubi - Logging System 2. Monitoring Kyuubi - Server start. To install Spark, you need to unpack the tarball. For example, $ tar zxf spark-3.3.2-bin-hadoop3.tgz Configuration The kyuubi-env.sh file is used to set system environment variables to the kyuubi and the Spark derivatives, which are prefixed with spark.hive. or spark.hadoop., e.g spark.hive.metastore.uris or spark.hadoop.hive.metastore.uris, will be loaded as Hive primitives by the Hive client

Lists [https://hadoop.apache.org/docs/current/hadoop-yarn/hadoop-yarn- site/FairScheduler.html#Queue_Access_Control_Lists], from cluster managers, e.g. Apache Hadoop YARN [https://hadoop.apache.org/do org/docs/current/hadoop-yarn/hadoop-yarn-site/YARN.html], Kubernetes (K8s) [https://kubernetes.io/] to create the Spark application; 2) a user account can only access data and metadata from a storage system system, e.g. Apache Hadoop HDFS [https://hadoop.apache.org/docs/current/hadoop-project-dist/hadoop-hdfs/HdfsDesign.html], with permissions. Ease of Use You only need to be familiar with Structured Query Language

Lists [https://hadoop.apache.org/docs/current/hadoop-yarn/hadoop-yarn- site/FairScheduler.html#Queue_Access_Control_Lists], from cluster managers, e.g. Apache Hadoop YARN [https://hadoop.apache.org/do org/docs/current/hadoop-yarn/hadoop-yarn-site/YARN.html], Kubernetes (K8s) [https://kubernetes.io/] to create the Spark application; 2) a user account can only access data and metadata from a storage system system, e.g. Apache Hadoop HDFS [https://hadoop.apache.org/docs/current/hadoop-project-dist/hadoop-hdfs/HdfsDesign.html], with permissions. Ease of Use You only need to be familiar with Structured Query Language

Kyuubi Basics Configurations Engines Security Authentication Authorization Kinit Auxiliary Service Hadoop Credentials Manager Monitoring 1. Monitoring Kyuubi - Logging System 2. Monitoring Kyuubi - Server start. To install Spark, you need to unpack the tarball. For example, $ tar zxf spark-3.3.2-bin-hadoop3.tgz Configuration The kyuubi-env.sh file is used to set system environment variables to the kyuubi org.apache.hadoop hadoop-common 2.7.4

Kyuubi Basics Configurations Engines Security Authentication Authorization Kinit Auxiliary Service Hadoop Credentials Manager Monitoring 1. Monitoring Kyuubi - Logging System 2. Monitoring Kyuubi - Server start. To install Spark, you need to unpack the tarball. For example, $ tar zxf spark-3.3.2-bin-hadoop3.tgz Configuration The kyuubi-env.sh file is used to set system environment variables to the kyuubi org.apache.hadoop hadoop-common 2.7.4

Deploying Kyuubi Basics Engines Security Authentication Authorization Kinit Auxiliary Service Hadoop Credentials Manager Monitoring 1. Monitoring Kyuubi - Logging System 2. Monitoring Kyuubi - Server versions. To install Spark, you need to unpack the tarball. For example, $ tar zxf spark-3.4.2-bin-hadoop3.tgz Configuration The kyuubi-env.sh file is used to set system environment variables to the kyuubi credentials.hadoopfs.enabled true Whether to renew Hadoop filesystem delegation tokens boolean 1.4.0 kyuubi.credentials.hadoopfs.uris Extra Hadoop filesystem URIs for which to request delegation tokens

Deploying Kyuubi Basics Engines Security Authentication Authorization Kinit Auxiliary Service Hadoop Credentials Manager Monitoring 1. Monitoring Kyuubi - Logging System 2. Monitoring Kyuubi - Server exceptions if you use Spark 2 or Spark with unsupported Scala versions. $ tar zxf spark-3.3.2-bin-hadoop3.tgz $ echo 'export JAVA_HOME=/path/to/java' >> conf/kyuubi-env.sh $ echo 'export SPARK_HOME=/path/to/spark' hadoopfs.enabled true Whether to renew Hadoop filesystem delegation tokens boole an 1.4.0 Key Default Meaning Type Since kyuubi.credentials. hadoopfs.uris Extra Hadoop filesystem URIs for which to request

Deploying Kyuubi Basics Engines Security Authentication Authorization Kinit Auxiliary Service Hadoop Credentials Manager Monitoring 1. Monitoring Kyuubi - Logging System 2. Monitoring Kyuubi - Server versions. To install Spark, you need to unpack the tarball. For example, $ tar zxf spark-3.3.2-bin-hadoop3.tgz Configuration The kyuubi-env.sh file is used to set system environment variables to the kyuubi credentials.hadoopfs.enabled true Whether to renew Hadoop filesystem delegation tokens boolean 1.4.0 kyuubi.credentials.hadoopfs.uris Extra Hadoop filesystem URIs for which to request delegation tokens