辆整备和二手 车零售，加速行业专业化分工、实现规模化发展。 同时，天天拍车也正在布局二手车金融、二手车保卖等创新业务。截 至目前，天天拍车已在全国超过50个多城市设立线下交易服务中心。 参考：https://mp.weixin.qq.com/s/zgCfcbMKOJRYROdxjW6RNA 14 Compare Products 需求：利用GP自建数据仓库面临的数据集成问题 ➢ 支持MySQL的全量以及增量备份 同步中断后能够记录中断点，在下次同步时可以自动从中断点开始继续同步数据 ➢ 能够提供对同步组件的监控 ➢ 操作简单，运维效率高 参考：https://mp.weixin.qq.com/s/zgCfcbMKOJRYROdxjW6RNA 15 Compare Products 参考：https://mp.weixin.qq.com/s/zgCfcbMKOJRYROdxjW6RNA 16 Compare Products stgresSQL、SQL Server等 ➢ 断点续传不支持 ➢ 大量数据同步的情况下，同步组件效率低 参考：https://mp.weixin.qq.com/s/zgCfcbMKOJRYROdxjW6RNA 17 Compare Products 参考：https://mp.weixin.qq.com/s/zgCfcbMKOJRYROdxjW6RNA 18 Compare Products

5432:10.10.10.1:5432 root@10.10.0.9 备注：请注意开放外⽹防⽕墙端⼝ 5432（也可以把 udw 端⼝映射到 uhost上其他端⼝上），⽹络防⽕墙配置请参考： https://docs.ucloud.cn/unet/firewall/introduction 2.2 SQL Workbench/J SQL Workbench/J是⼀个独⽴于DBMS，跨平台的S TABLE...AS SELECT 命令把该表拷⻉为⼀个新表，新建的表将不会出现膨胀现象。然后删除原始表并且重命名拷⻉的表。 参考： https://gp-docs-cn.github.io/docs/best_practices/bloat.html https://docs.ucloud.cn/udw/developer?id=_43-%e9%80%89%e6%8b%a9%e6%95%b0%e sqlite-devel zlib-devel bzip2-devel openssl-devel ncurses-devel postgresql-devel -y 安装Python3: wget https://www.python.org/ftp/python/3.5.0/Python-3.5.0.tar.xz tar Jxvf Python-3.5.0.tar.xz cd Python-3.5

MPP架构 • 完整的事务+ACID+标准SQL支持 • 支持上千个节点的部署 • 支持PB级文件 • 丰富的ETL和外部组件 • 支持Python/R/Java直接访问处理数据库数据 • https://github.com/greenplum-db/gpdb GPDB GPDB的数据安全 用户 • 连接数据库 • 运行业务 DBA • 管理数据库 • 业务审计 System • 非原生方案 • 问题很多 基于pgcypto的数据加密方案 pgcypto Postgresql社区提供的一款简单加密插件 • https://www.postgresql.org/docs/13/pgcrypto.html • https://github.com/greenplum-db/gpdb/tree/master/contrib/pgcrypto 现有解决方案 数据加载 数据库数据 • https://github.com/greenplum-db/gpdb Recall pgcypto的问题 一款开源的HTAP数据库: • MPP架构 • 完整的事务+ACID+标准SQL支持 • 支持上千个节点的部署 • 支持PB级文件 • 丰富的ETL和外部组件 • 支持Python/R/Java直接访问处理数据库数据 • https://github.

Greenplum 开源社区最新源代码 6X_STABLE 分支： https://github.com/greenplum-db/gpdb​，内核代码基于 PostgreSQL 9.4。目前（2019/04/23) 主 干分支的代码基于 PostgreSQL 9.4。合并到 PostgreSQL 9.5 的工作也已经开始，有关最新工作 进展请参见：​https://github.com/greenplum-db Utilities 菜单选择 Terminal 4. 执行 csrutil disable 5. 重启操作系统 // 安装Greenplum管理脚本依赖的 Python 包 $ wget https://bootstrap.pypa.io/get-pip.py $ sudo python get-pip.py $ sudo pip install psutil lockfile paramiko 1.2 在 Redhat/Centos 系统上编译 本小节以 RHEL7 为例介绍如何编译Greenplum。 首先下载 Greenplum 源代码 $ git clone https​:​//github.com/greenplum-db/gpdb Greenplum Database 编译和运行依赖于各种系统库和Python库。需要先安装这些依赖： $ sudo ​yum

You can find the most up-to-date technical documentation on the VMware by Broadcom website at: https://docs.vmware.com/ VMware by Broadcom 3401 Hillview Ave. Palo Alto, CA 94304 www.vmware.com Copyright The term “Broadcom” refers to Broadcom Inc. and/or its subsidiaries. For more information, go to https://www.broadcom.com. All trademarks, trade names, service marks, and logos referenced herein belong option. You can use this option in the CREATE EXTERNAL TABLE LOCATION clause to specify the http/https server URL from which Greenplum Database obtains the s3 protocol configuration file. gpload adds

Greenplum 6 You can find the most up-to-date technical documentation on the VMware website at: https://docs.vmware.com/ VMware, Inc. 3401 Hillview Ave. Palo Alto, CA 94304 www.vmware.com Copyright option. You can use this option in the CREATE EXTERNAL TABLE LOCATION clause to specify the http/https server URL VMware Greenplum 6 Documentation VMware, Inc. 189 from which Greenplum Database obtains are now available in Greenplum Database as an extension, based on the PostgreSQL orafce project at https://github.com/orafce/orafce. Instead of executing a SQL script to install the compatibility functions

Greenplum 6 You can find the most up-to-date technical documentation on the VMware website at: https://docs.vmware.com/ VMware, Inc. 3401 Hillview Ave. Palo Alto, CA 94304 www.vmware.com Copyright option. You can use this option in the CREATE EXTERNAL TABLE LOCATION clause to specify the http/https server URL from which Greenplum Database obtains the s3 protocol configuration file. gpload adds are now available in Greenplum Database as an extension, based on the PostgreSQL orafce project at https://github.com/orafce/orafce. Instead of executing a SQL script to install the compatibility functions

Greenplum 6 You can find the most up-to-date technical documentation on the VMware website at: https://docs.vmware.com/ VMware, Inc. 3401 Hillview Ave. Palo Alto, CA 94304 www.vmware.com Copyright option. You can use this option in the CREATE EXTERNAL TABLE LOCATION clause to specify the http/https server URL from which Greenplum Database obtains the s3 protocol configuration file. gpload adds are now available in Greenplum Database as an extension, based on the PostgreSQL orafce project at https://github.com/orafce/orafce. Instead of executing a SQL script to install the compatibility functions

Greenplum 6 You can find the most up-to-date technical documentation on the VMware website at: https://docs.vmware.com/ VMware, Inc. 3401 Hillview Ave. Palo Alto, CA 94304 www.vmware.com Copyright option. You can use this option in the CREATE EXTERNAL TABLE LOCATION clause to specify the http/https server URL from which Greenplum Database obtains the s3 protocol configuration file. gpload adds are now available in Greenplum Database as an extension, based on the PostgreSQL orafce project at https://github.com/orafce/orafce. Instead of executing a SQL script to install the compatibility functions

Greenplum 6 You can find the most up-to-date technical documentation on the VMware website at: https://docs.vmware.com/ VMware, Inc. 3401 Hillview Ave. Palo Alto, CA 94304 www.vmware.com Copyright option. You can use this option in the CREATE EXTERNAL TABLE LOCATION clause to specify the http/https server URL from which Greenplum Database obtains the s3 protocol configuration file. gpload adds are now available in Greenplum Database as an extension, based on the PostgreSQL orafce project at https://github.com/orafce/orafce. Instead of executing a SQL script to install the compatibility functions