Release 6.27.0 144 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 290 Client Tools 290 Extensions 290 Data Connectors 291 VMware Greenplum Text 292 Greenplum Command Center 293 Hardware Requirements 293 VMware Greenplum on DCA Systems 293 Storage 293 Hadoop Distributions Loading 311 About VMware Greenplum Performance Monitoring 312 About Management and Monitoring Utilities 313 About Concurrency Control in Greenplum Database 314 VMware Greenplum 6 Documentation VMware

260 Client Tools 260 Extensions 261 Data Connectors 261 VMware Greenplum Text 262 Greenplum Command Center 263 Hadoop Distributions 263 Public Cloud Requirements 263 Operating System 263 Storage Loading 279 About VMware Greenplum Performance Monitoring 280 About Management and Monitoring Utilities 281 About Concurrency Control in Greenplum Database 282 Snapshots 283 Transaction ID Wraparound Standby Master iptables Rules 491 Example Segment Host iptables Rules 492 Installation Management Utilities 493 Greenplum Environment Variables 493 Required Environment Variables 493 GPHOME 493 PATH 494

278 Client Tools 278 Extensions 279 Data Connectors 279 VMware Greenplum Text 281 Greenplum Command Center 281 Hadoop Distributions 281 Public Cloud Requirements 281 Operating System 281 Storage Loading 297 About VMware Greenplum Performance Monitoring 298 About Management and Monitoring Utilities 299 About Concurrency Control in Greenplum Database 300 Snapshots 301 VMware Greenplum 6 Documentation Standby Master iptables Rules 467 Example Segment Host iptables Rules 468 Installation Management Utilities 468 Greenplum Environment Variables 468 Required Environment Variables 469 GPHOME 469 PATH 469

252 Client Tools 252 Extensions 253 Data Connectors 253 Tanzu Greenplum Text 254 Greenplum Command Center 255 VMware Tanzu Greenplum 6 Documentation VMware, Inc 10 Hadoop Distributions 255 Greenplum Loading 271 About Tanzu Greenplum Performance Monitoring 272 About Management and Monitoring Utilities 273 About Concurrency Control in Greenplum Database 274 Snapshots 275 Transaction ID Wraparound Standby Master iptables Rules 472 Example Segment Host iptables Rules 473 Installation Management Utilities 473 Greenplum Environment Variables 474 Required Environment Variables 474 GPHOME 474 PATH 474

248 Client Tools 248 Extensions 249 Data Connectors 250 Tanzu Greenplum Text 251 Greenplum Command Center 251 Hadoop Distributions 251 Greenplum Database Cloud Technical Recommendations 251 Operating Loading 267 About Tanzu Greenplum Performance Monitoring 268 About Management and Monitoring Utilities 269 About Concurrency Control in Greenplum Database 270 Snapshots 271 Transaction ID Wraparound Standby Master iptables Rules 469 Example Segment Host iptables Rules 470 Installation Management Utilities 471 Greenplum Environment Variables 471 Required Environment Variables 471 GPHOME 471 PATH 472

225 Client Tools 226 Extensions 226 Data Connectors 227 Tanzu Greenplum Text 228 Greenplum Command Center 228 Hadoop Distributions 228 Greenplum Database Cloud Technical Recommendations 228 Operating Loading 242 About Tanzu Greenplum Performance Monitoring 243 About Management and Monitoring Utilities 244 About Concurrency Control in Greenplum Database 245 Snapshots 246 Transaction ID Wraparound Standby Master iptables Rules 397 Example Segment Host iptables Rules 398 Installation Management Utilities 398 Greenplum Environment Variables 399 Required Environment Variables 399 GPHOME 399 PATH 399

Compatibility 0 Client Tools 147 Extensions 147 Data Connectors 148 Tanzu Greenplum Text 149 Greenplum Command Center 149 Hadoop Distributions 149 VMware Tanzu Greenplum 6.x Release Notes 151 Upgrading Greenplum Rules 310 Example Segment Host iptables Rules 311 Installation Management Utilities 311 Installation Management Utilities 0 Greenplum Environment Variables 312 Greenplum Environment Variables 0 Required using Resource Groups 345 Configuring Resource Groups 346 Low Memory Queries 346 Administrative Utilities and admin_group Concurrency 347 Memory and Resource Management with Resource Queues 347 Memory

Compatibility 0 Client Tools 146 Extensions 146 Data Connectors 147 Tanzu Greenplum Text 148 Greenplum Command Center 148 Hadoop Distributions 148 VMware Tanzu Greenplum 6.x Release Notes 149 Upgrading Greenplum Rules 301 Example Segment Host iptables Rules 301 Installation Management Utilities 302 Installation Management Utilities 0 Greenplum Environment Variables 302 Greenplum Environment Variables 0 Required using Resource Groups 336 Configuring Resource Groups 337 Low Memory Queries 337 Administrative Utilities and admin_group Concurrency 338 VMware Greenplum v6.18 Documentation VMware, Inc. 15 Memory and

132 Release 7.0 132 Key New Features 132 Changed Features 134 External Tables 134 Database Utilities 134 Additional Supplied Modules and Extensions 134 SQL Commands 135 Database Maintenance 136 Loading 162 About VMware Greenplum Performance Monitoring 163 About Management and Monitoring Utilities 164 About Concurrency Control in Greenplum Database 165 Snapshots 166 Transaction ID Wraparound Coordinator iptables Rules 263 Example Segment Host iptables Rules 263 Installation Management Utilities 264 Greenplum Environment Variables 264 VMware Greenplum 7 Documentation VMware by Broadcom 9

138 Client Tools 138 Extensions 139 Data Connectors 140 Tanzu Greenplum Text 141 Greenplum Command Center 141 Hadoop Distributions 141 VMware Tanzu Greenplum 6.x Release Notes 142 Upgrading Greenplum Standby Master iptables Rules 305 Example Segment Host iptables Rules 305 Installation Management Utilities 306 Greenplum Environment Variables 306 Required Environment Variables 306 GPHOME 307 PATH 307 using Resource Groups 341 Configuring Resource Groups 341 Low Memory Queries 341 Administrative Utilities and admin_group Concurrency 342 Memory and Resource Management with Resource Queues 342 Resolving