143 New and Changed Features 143 Server 143 Query Processing 144 Release 6.27.0 144 Features 144 Resolved Issues 145 Server 145 Query Processing 146 Database Utilities 146 Cluster Management 146 Release 6.26 146 Release 6.26.4 146 Server 147 Query Processing 147 Release 6.26.3 147 Server 147 Release 6.26.2 147 New Features 148 Query Processing 148 Server 148 Cluster Management 148 VMware Greenplum (zstd) Supported Version 149 Query Processing 149 Server 149 Cluster Management 150 Release 6.26.0 150 Features 150 Resolved Issues 150 Server 151 Query Processing 151 Cluster Management 151 Data

139 Upgrading Greenplum 139 Release 6.25 139 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 Issues 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 6 Documentation VMware, Inc. 3 Query Processing 145 Cluster Management 146 Data Flow 146 Upgrade 146 Release 6.24 146 Release 6.24.6 146 Query Processing 146 Server 147 Release 6.24.5 147 Data

134 Query Processing 135 Data Flow 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 Server 138 Query Processing 140 Data Flow 140 VMware Greenplum 6 Documentation VMware, Inc 3 Release 6.23.0 140 Features 140 Resolved Issues 142 Server 142 Query Processing 143 Cluster Management 6.22.2 144 Resolved Issues 144 Server 144 Query Processing 145 Data Flow 146 Release 6.22.1 146 Resolved Issues 146 Server 146 Query Processing 147 Cluster Management 147 Release 6.22.0 147 Features

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 137 Query Processing 138 Data Flow 139 Release 139 Query Processing 139 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 Server 144 Release 6.21.2 144 Server 144 Query Processing 145 Release 6.21.1 145 Features 145 Resolved Issues 145 Server 145 Query Processing 146 Data Flow 147 Tanzu Greenplum on vSphere 147

6.22.2 134 Resolved Issues 134 Server 135 Query Processing 136 Data Flow 136 Release 6.22.1 136 Resolved Issues 136 Server 137 Query Processing 137 Cluster Management 138 Release 6.22.0 138 Features Features 138 Resolved Issues 140 Server 140 Query Processing 141 Data Flow 141 Cluster Management 141 DataDirect ODBC 141 Release 6.21 142 VMware Tanzu Greenplum 6 Documentation VMware, Inc. 3 Server 142 Release 6.21.2 142 Server 142 Query Processing 142 Release 6.21.1 142 Features 142 Resolved Issues 142 Server 142 Query Processing 144 Data Flow 144 Tanzu Greenplum on vSphere 144

Release 6.21 129 Release 6.21.2 129 Server 129 Query Processing 129 Release 6.21.1 129 Features 129 Resolved Issues 130 Server 130 Query Processing 131 Data Flow 131 Tanzu Greenplum on vSphere 131 131 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 the External Table Protocol 628 gpextprotocal.c 629 Querying Data 633 About Greenplum Query Processing 634 Understanding Query Planning and Dispatch 634 Understanding Greenplum Query Plans 635 Understanding

Orientation 338 Compression 339 Distributions 339 Local (Co-located) Joins 340 Data Skew 340 Processing Skew 341 Partitioning 341 Number of Partition and Columnar Storage Files 342 Indexes 343 Column 616 Viewing a Table's Distribution Key 616 Viewing Data Distribution 617 Checking for Query Processing Skew 617 Avoiding an Extreme Skew Warning 617 VMware Greenplum v6.19 Documentation VMware, Inc gpextprotocal.c 0 Querying Data 861 Querying Data 0 About Greenplum Query Processing 862 About Greenplum Query Processing 0 Understanding Query Planning and Dispatch 862 Understanding Greenplum Query

Orientation 329 Compression 330 Distributions 330 Local (Co-located) Joins 331 Data Skew 331 Processing Skew 332 Partitioning 332 Number of Partition and Columnar Storage Files 333 Indexes 334 Column 607 Viewing a Table's Distribution Key 607 Viewing Data Distribution 608 Checking for Query Processing Skew 608 Avoiding an Extreme Skew Warning 609 VMware Greenplum v6.18 Documentation VMware, Inc gpextprotocal.c 0 Querying Data 852 Querying Data 0 About Greenplum Query Processing 853 About Greenplum Query Processing 0 Understanding Query Planning and Dispatch 853 Understanding Greenplum Query

Orientation 262 Compression 263 Distributions 263 Local (Co-located) Joins 264 Data Skew 264 Processing Skew 265 VMware Greenplum v6.17 Documentation VMware, Inc. 11 Partitioning 267 Number of Partition 539 Viewing a Table's Distribution Key 539 Viewing Data Distribution 540 Checking for Query Processing Skew 540 Avoiding an Extreme Skew Warning 541 Viewing Metadata Information about Database Objects gpextprotocal.c 0 Querying Data 784 Querying Data 0 About Greenplum Query Processing 785 About Greenplum Query Processing 0 Understanding Query Planning and Dispatch 785 Understanding Greenplum Query

Orientation 333 Compression 334 Distributions 334 Local (Co-located) Joins 335 Data Skew 335 Processing Skew 336 VMware Tanzu Greenplum v6.20 Documentation VMware, Inc. 15 Partitioning 336 Number 607 Viewing a Table’s Distribution Key 607 Viewing Data Distribution 607 Checking for Query Processing Skew 608 Avoiding an Extreme Skew Warning 608 Viewing Metadata Information about Database Objects the External Table Protocol 845 gpextprotocal.c 846 Querying Data 852 About Greenplum Query Processing 853 Understanding Query Planning and Dispatch 853 Understanding Greenplum Query Plans 854 Understanding