Greenplum Database 管理员指南 V6.2.1 版权所有：Esena(陈淼 +86 18616691889) 编写：陈淼 - 1 - Greenplum Database 管理员指南 版本 V6.2.1 2020 年 09 月 27 日 欢迎关注 Greenplum 官方微信公众号和加入官方社区技术讨论群： 从闭源到开源的成长历程，一路给 Greenplum 做各种补丁 脚本，也看到了 Greenplum 的大幅进步，甚至我们以前的小技巧也不再需要，持续的 进步，带来的是生态的蓬勃发展。 Greenplum Database 管理员指南 V6.2.1 版权所有：Esena(陈淼 +86 18616691889) 编写：陈淼 - 2 - 序言 术语约定 GP ： Greenplum 数据库 编写： 陈淼 电邮： miaochen@mail.ustc.edu.cn Greenplum Database 管理员指南 V6.2.1 版权所有：Esena(陈淼 +86 18616691889) 编写：陈淼 - 3 - 目录 Greenplum Database 管理员指南 .............................................

Documentation 140 Welcome to VMware Greenplum 140 Differences Compared to Open Source Greenplum Database 140 Server Documentation 141 Client Documentation 141 Related Documentation 142 VMware Greenplum 27.0 144 Features 144 Resolved Issues 145 Server 145 Query Processing 146 Database Utilities 146 Cluster Management 146 Additional Supplied Modules and Extensions 146 Release 6.26 146 Release 147 Server 147 Release 6.26.2 147 New Features 148 Query Processing 148 Server 148 Cluster Management 148 VMware Greenplum 6 Documentation VMware by Broadcom 3 Disaster Recovery 148 Data Flow 149

Documentation 136 Welcome to VMware Greenplum 136 Differences Compared to Open Source Greenplum Database 136 Server Documentation 137 Client Documentation 137 Related Documentation 137 VMware Greenplum Release 6.25.3 139 Cluster Management 139 Query Processing 139 Server 140 Disaster Recovery 140 Release 6.25.2 140 New and Changed Features 140 Server 140 Cluster Management 141 Resolved Issues 141 141 Server 141 Cluster Management 142 Data Flow 142 Extensions 142 Drivers 143 Query Processing 143 Release 6.25.1 143 Server 143 Data Flow 144 Release 6.25.0 144 Features 144 Resolved Issues

Documentation 130 Welcome to Tanzu Greenplum 130 Differences Compared to Open Source Greenplum Database 130 Server Documentation 131 Client Documentation 131 Related Documentation 131 Related Products 135 Cluster Management 136 Release 6.23 136 Release 6.23.3 136 Changed Feature 136 Resolved Issues 136 Extensions 136 Server 136 Query Processing 137 MADlib 138 Cluster Management 138 Greenplum Release 6.23.0 140 Features 140 Resolved Issues 142 Server 142 Query Processing 143 Cluster Management 143 Extensions 143 Other 144 Release 6.22 144 Release 6.22.2 144 Resolved Issues 144 Server

Documentation 130 Welcome to Tanzu Greenplum 130 Differences Compared to Open Source Greenplum Database 130 Server Documentation 131 Client Documentation 131 Related Documentation 131 Related Products Release 6.23.0 133 Features 133 Resolved Issues 135 Server 135 Query Processing 136 Cluster Management 136 Extensions 136 Other 136 Release 6.22 137 Release 6.22.2 137 Resolved Issues 137 Server Cluster Management 140 Release 6.22.0 140 Features 140 Resolved Issues 142 Server 142 VMware Tanzu Greenplum 6 Documentation VMware, Inc 3 Query Processing 143 Data Flow 143 Cluster Management 144

Documentation 140 Welcome to Tanzu Greenplum 6 140 Differences Compared to Open Source Greenplum Database 140 Server Documentation 141 Client Documentation 141 Related Documentation 141 Related Products Query Optimizer 153 Cluster Management 153 Data Flow 154 Release 6.19.1 154 Changed Features 154 Resolved Issues 154 Server 154 Query Optimizer 155 Cluster Management 155 Release 6.19.0 155 Features Features 156 Resolved Issues 156 Cluster Management 156 Data Flow 157 Greenplum Installation 157 Query Planner 157 Server 157 Release 6.18 158 Release 6.18.1 158 Resolved Issues 158 Server 158

Documentation 131 Welcome to Tanzu Greenplum 131 Differences Compared to Open Source Greenplum Database 131 Server Documentation 132 Client Documentation 132 Related Documentation 132 Related Products Query Processing 137 Cluster Management 138 Release 6.22.0 138 Features 138 Resolved Issues 140 Server 140 Query Processing 141 Data Flow 141 Cluster Management 141 DataDirect ODBC 141 Release Release 6.21.0 144 Features 145 Resolved Issues 146 Server 146 Query Processing 148 Cluster Management 148 Data Flow 148 Extensions 148 Release 6.20 149 Release 6.20.5 149 Resolved Issues 149

Documentation 127 Welcome to Tanzu Greenplum 127 Differences Compared to Open Source Greenplum Database 127 Server Documentation 128 Client Documentation 128 Related Documentation 128 Related Products Release 6.21.0 132 Features 132 Resolved Issues 133 Server 133 Query Processing 135 Cluster Management 135 Data Flow 135 Extensions 136 Release 6.20 136 Release 6.20.5 136 Resolved Issues 136 Resolved Issues 137 Server 137 Cluster Management 137 Query Optimizer 137 Data Flow 137 Release 6.20.1 138 Resolved Issues 138 Server 138 Cluster Management 138 Query Optimizer 138 Release 6.20

Documentation 139 Welcome to Tanzu Greenplum 6 139 Differences Compared to Open Source Greenplum Database 139 Server Documentation 140 Client Documentation 140 Related Documentation 140 Related Products 149 Upgrading Greenplum 149 Release 6.18 149 Release 6.18.2 149 Resolved Issues 149 Cluster Management 149 Query Planner 150 Server 150 VMware Greenplum v6.18 Documentation VMware, Inc. 3 Greenplum Release 6.18.0 151 Features 151 Resolved Issues 152 Server 152 Query Optimizer 154 Cluster Management 154 Data Loading 155 Release 6.17 155 Release 6.17.7 155 Resolved Issue 155 Server 155 Release

Documentation 131 Welcome to Tanzu Greenplum 6 131 Differences Compared to Open Source Greenplum Database 131 Server Documentation 132 Client Documentation 132 Related Documentation 132 Related Products Resolved Issues 143 Server 143 Cluster Management 143 Query Optimizer 143 Data Flow 144 Release 6.20.1 144 Resolved Issues 144 Server 144 Cluster Management 144 Query Optimizer 145 Release 6.20 20.0 145 Features 145 Resolved Issues 147 Cluster Management 147 Query Optimizer 147 Server 147 Data Flow 148 Release 6.19 148 Release 6.19.4 148 Resolved Issues 148 Data Flow 148 Server 148