Update copyrights for 2020

Backpatch-through: update all files in master, backpatch legal files through 9.4

55 files changed, 55 insertions, 55 deletions

diff --git a/src/include/executor/execExpr.h b/src/include/executor/execExpr.h
index d21dbead0a..7112558363 100644
--- a/src/include/executor/execExpr.h
+++ b/src/include/executor/execExpr.h
@@ -4,7 +4,7 @@
  *	  Low level infrastructure related to expression evaluation
  *
  *
- * Portions Copyright (c) 1996-2019, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * src/include/executor/execExpr.h
diff --git a/src/include/executor/execParallel.h b/src/include/executor/execParallel.h
index 46fcf89992..17d07cf020 100644
--- a/src/include/executor/execParallel.h
+++ b/src/include/executor/execParallel.h
@@ -2,7 +2,7 @@
  * execParallel.h
  *		POSTGRES parallel execution interface
  *
- * Portions Copyright (c) 1996-2019, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * IDENTIFICATION
diff --git a/src/include/executor/execPartition.h b/src/include/executor/execPartition.h
index 580734e9c9..6d1b722198 100644
--- a/src/include/executor/execPartition.h
+++ b/src/include/executor/execPartition.h
@@ -2,7 +2,7 @@
  * execPartition.h
  *		POSTGRES partitioning executor interface
  *
- * Portions Copyright (c) 1996-2019, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * IDENTIFICATION
diff --git a/src/include/executor/execdebug.h b/src/include/executor/execdebug.h
index c119fdf4fa..2e9920111f 100644
--- a/src/include/executor/execdebug.h
+++ b/src/include/executor/execdebug.h
@@ -7,7 +7,7 @@
  * for debug printouts, because that's more flexible than printf().
  *
  *
- * Portions Copyright (c) 1996-2019, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * src/include/executor/execdebug.h
diff --git a/src/include/executor/execdesc.h b/src/include/executor/execdesc.h
index b88fa02d3b..b5cead3502 100644
--- a/src/include/executor/execdesc.h
+++ b/src/include/executor/execdesc.h
@@ -5,7 +5,7 @@
  *	  and related modules.
  *
  *
- * Portions Copyright (c) 1996-2019, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * src/include/executor/execdesc.h
diff --git a/src/include/executor/executor.h b/src/include/executor/executor.h
index 6298c7c8ca..6ef3e1fe06 100644
--- a/src/include/executor/executor.h
+++ b/src/include/executor/executor.h
@@ -4,7 +4,7 @@
  *	  support for the POSTGRES executor module
  *
  *
- * Portions Copyright (c) 1996-2019, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * src/include/executor/executor.h
diff --git a/src/include/executor/functions.h b/src/include/executor/functions.h
index 99131bfadb..25e28519df 100644
--- a/src/include/executor/functions.h
+++ b/src/include/executor/functions.h
@@ -4,7 +4,7 @@
  *		Declarations for execution of SQL-language functions.
  *
  *
- * Portions Copyright (c) 1996-2019, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * src/include/executor/functions.h
diff --git a/src/include/executor/hashjoin.h b/src/include/executor/hashjoin.h
index 2c94b926d3..79b634e8ed 100644
--- a/src/include/executor/hashjoin.h
+++ b/src/include/executor/hashjoin.h
@@ -4,7 +4,7 @@
  *	  internal structures for hash joins
  *
  *
- * Portions Copyright (c) 1996-2019, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * src/include/executor/hashjoin.h
diff --git a/src/include/executor/instrument.h b/src/include/executor/instrument.h
index 13aaf05453..f48d46aede 100644
--- a/src/include/executor/instrument.h
+++ b/src/include/executor/instrument.h
@@ -4,7 +4,7 @@
  *	  definitions for run-time statistics collection
  *
  *
- * Copyright (c) 2001-2019, PostgreSQL Global Development Group
+ * Copyright (c) 2001-2020, PostgreSQL Global Development Group
  *
  * src/include/executor/instrument.h
  *
diff --git a/src/include/executor/nodeAgg.h b/src/include/executor/nodeAgg.h
index 68c9e5f540..2fe82da6ff 100644
--- a/src/include/executor/nodeAgg.h
+++ b/src/include/executor/nodeAgg.h
@@ -4,7 +4,7 @@
  *	  prototypes for nodeAgg.c
  *
  *
- * Portions Copyright (c) 1996-2019, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * src/include/executor/nodeAgg.h
diff --git a/src/include/executor/nodeAppend.h b/src/include/executor/nodeAppend.h
index 80e02b7fac..be222ebff6 100644
--- a/src/include/executor/nodeAppend.h
+++ b/src/include/executor/nodeAppend.h
@@ -4,7 +4,7 @@
  *
  *
  *
- * Portions Copyright (c) 1996-2019, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * src/include/executor/nodeAppend.h
diff --git a/src/include/executor/nodeBitmapAnd.h b/src/include/executor/nodeBitmapAnd.h
index addf70f969..2271bb791d 100644
--- a/src/include/executor/nodeBitmapAnd.h
+++ b/src/include/executor/nodeBitmapAnd.h
@@ -4,7 +4,7 @@
  *
  *
  *
- * Portions Copyright (c) 1996-2019, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * src/include/executor/nodeBitmapAnd.h
diff --git a/src/include/executor/nodeBitmapHeapscan.h b/src/include/executor/nodeBitmapHeapscan.h
index 2c31d6fdcb..10228afd13 100644
--- a/src/include/executor/nodeBitmapHeapscan.h
+++ b/src/include/executor/nodeBitmapHeapscan.h
@@ -4,7 +4,7 @@
  *
  *
  *
- * Portions Copyright (c) 1996-2019, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * src/include/executor/nodeBitmapHeapscan.h
diff --git a/src/include/executor/nodeBitmapIndexscan.h b/src/include/executor/nodeBitmapIndexscan.h
index 3903c876f8..42a24e67c2 100644
--- a/src/include/executor/nodeBitmapIndexscan.h
+++ b/src/include/executor/nodeBitmapIndexscan.h
@@ -4,7 +4,7 @@
  *
  *
  *
- * Portions Copyright (c) 1996-2019, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * src/include/executor/nodeBitmapIndexscan.h
diff --git a/src/include/executor/nodeBitmapOr.h b/src/include/executor/nodeBitmapOr.h
index 27ce62c806..58a7b8cbfa 100644
--- a/src/include/executor/nodeBitmapOr.h
+++ b/src/include/executor/nodeBitmapOr.h
@@ -4,7 +4,7 @@
  *
  *
  *
- * Portions Copyright (c) 1996-2019, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * src/include/executor/nodeBitmapOr.h
diff --git a/src/include/executor/nodeCtescan.h b/src/include/executor/nodeCtescan.h
index 564d807e84..3e7555233a 100644
--- a/src/include/executor/nodeCtescan.h
+++ b/src/include/executor/nodeCtescan.h
@@ -4,7 +4,7 @@
  *
  *
  *
- * Portions Copyright (c) 1996-2019, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * src/include/executor/nodeCtescan.h
diff --git a/src/include/executor/nodeCustom.h b/src/include/executor/nodeCustom.h
index 2829be5d01..1d5287518b 100644
--- a/src/include/executor/nodeCustom.h
+++ b/src/include/executor/nodeCustom.h
@@ -4,7 +4,7 @@
  *
  * prototypes for CustomScan nodes
  *
- * Portions Copyright (c) 1996-2019, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * ------------------------------------------------------------------------
diff --git a/src/include/executor/nodeForeignscan.h b/src/include/executor/nodeForeignscan.h
index ca7723c899..326d713ebf 100644
--- a/src/include/executor/nodeForeignscan.h
+++ b/src/include/executor/nodeForeignscan.h
@@ -4,7 +4,7 @@
  *
  *
  *
- * Portions Copyright (c) 1996-2019, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * src/include/executor/nodeForeignscan.h
diff --git a/src/include/executor/nodeFunctionscan.h b/src/include/executor/nodeFunctionscan.h
index 4f7d60dcc3..74e8eefd38 100644
--- a/src/include/executor/nodeFunctionscan.h
+++ b/src/include/executor/nodeFunctionscan.h
@@ -4,7 +4,7 @@
  *
  *
  *
- * Portions Copyright (c) 1996-2019, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * src/include/executor/nodeFunctionscan.h
diff --git a/src/include/executor/nodeGather.h b/src/include/executor/nodeGather.h
index 73a69a4c4b..105248b786 100644
--- a/src/include/executor/nodeGather.h
+++ b/src/include/executor/nodeGather.h
@@ -4,7 +4,7 @@
  *		prototypes for nodeGather.c
  *
  *
- * Portions Copyright (c) 1996-2019, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * src/include/executor/nodeGather.h
diff --git a/src/include/executor/nodeGatherMerge.h b/src/include/executor/nodeGatherMerge.h
index d818576f1c..a8f960bdfc 100644
--- a/src/include/executor/nodeGatherMerge.h
+++ b/src/include/executor/nodeGatherMerge.h
@@ -4,7 +4,7 @@
  *		prototypes for nodeGatherMerge.c
  *
  *
- * Portions Copyright (c) 1996-2019, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * src/include/executor/nodeGatherMerge.h
diff --git a/src/include/executor/nodeGroup.h b/src/include/executor/nodeGroup.h
index 1e673b0daf..2965c742d5 100644
--- a/src/include/executor/nodeGroup.h
+++ b/src/include/executor/nodeGroup.h
@@ -4,7 +4,7 @@
  *	  prototypes for nodeGroup.c
  *
  *
- * Portions Copyright (c) 1996-2019, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * src/include/executor/nodeGroup.h
diff --git a/src/include/executor/nodeHash.h b/src/include/executor/nodeHash.h
index fc80f03aa8..1336fde6b4 100644
--- a/src/include/executor/nodeHash.h
+++ b/src/include/executor/nodeHash.h
@@ -4,7 +4,7 @@
  *	  prototypes for nodeHash.c
  *
  *
- * Portions Copyright (c) 1996-2019, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * src/include/executor/nodeHash.h
diff --git a/src/include/executor/nodeHashjoin.h b/src/include/executor/nodeHashjoin.h
index 1752b3b208..dc67162b20 100644
--- a/src/include/executor/nodeHashjoin.h
+++ b/src/include/executor/nodeHashjoin.h
@@ -4,7 +4,7 @@
  *	  prototypes for nodeHashjoin.c
  *
  *
- * Portions Copyright (c) 1996-2019, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * src/include/executor/nodeHashjoin.h
diff --git a/src/include/executor/nodeIndexonlyscan.h b/src/include/executor/nodeIndexonlyscan.h
index d85cd12e18..9f1d26fb72 100644
--- a/src/include/executor/nodeIndexonlyscan.h
+++ b/src/include/executor/nodeIndexonlyscan.h
@@ -4,7 +4,7 @@
  *
  *
  *
- * Portions Copyright (c) 1996-2019, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * src/include/executor/nodeIndexonlyscan.h
diff --git a/src/include/executor/nodeIndexscan.h b/src/include/executor/nodeIndexscan.h
index e895ec5b7b..1b6b318a75 100644
--- a/src/include/executor/nodeIndexscan.h
+++ b/src/include/executor/nodeIndexscan.h
@@ -4,7 +4,7 @@
  *
  *
  *
- * Portions Copyright (c) 1996-2019, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * src/include/executor/nodeIndexscan.h
diff --git a/src/include/executor/nodeLimit.h b/src/include/executor/nodeLimit.h
index c12ff92bb5..cbcb94153d 100644
--- a/src/include/executor/nodeLimit.h
+++ b/src/include/executor/nodeLimit.h
@@ -4,7 +4,7 @@
  *
  *
  *
- * Portions Copyright (c) 1996-2019, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * src/include/executor/nodeLimit.h
diff --git a/src/include/executor/nodeLockRows.h b/src/include/executor/nodeLockRows.h
index 0623607d16..85d0e17fd6 100644
--- a/src/include/executor/nodeLockRows.h
+++ b/src/include/executor/nodeLockRows.h
@@ -4,7 +4,7 @@
  *
  *
  *
- * Portions Copyright (c) 1996-2019, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * src/include/executor/nodeLockRows.h
diff --git a/src/include/executor/nodeMaterial.h b/src/include/executor/nodeMaterial.h
index e558c34cc0..99e7cbfc94 100644
--- a/src/include/executor/nodeMaterial.h
+++ b/src/include/executor/nodeMaterial.h
@@ -4,7 +4,7 @@
  *
  *
  *
- * Portions Copyright (c) 1996-2019, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * src/include/executor/nodeMaterial.h
diff --git a/src/include/executor/nodeMergeAppend.h b/src/include/executor/nodeMergeAppend.h
index feeddd4a6f..2c8618930e 100644
--- a/src/include/executor/nodeMergeAppend.h
+++ b/src/include/executor/nodeMergeAppend.h
@@ -4,7 +4,7 @@
  *
  *
  *
- * Portions Copyright (c) 1996-2019, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * src/include/executor/nodeMergeAppend.h
diff --git a/src/include/executor/nodeMergejoin.h b/src/include/executor/nodeMergejoin.h
index 996ae4d02c..ae8105a5cf 100644
--- a/src/include/executor/nodeMergejoin.h
+++ b/src/include/executor/nodeMergejoin.h
@@ -4,7 +4,7 @@
  *
  *
  *
- * Portions Copyright (c) 1996-2019, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * src/include/executor/nodeMergejoin.h
diff --git a/src/include/executor/nodeModifyTable.h b/src/include/executor/nodeModifyTable.h
index 891b119608..0495cae051 100644
--- a/src/include/executor/nodeModifyTable.h
+++ b/src/include/executor/nodeModifyTable.h
@@ -3,7 +3,7 @@
  * nodeModifyTable.h
  *
  *
- * Portions Copyright (c) 1996-2019, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * src/include/executor/nodeModifyTable.h
diff --git a/src/include/executor/nodeNamedtuplestorescan.h b/src/include/executor/nodeNamedtuplestorescan.h
index 89e441fd3b..6fcf08eea9 100644
--- a/src/include/executor/nodeNamedtuplestorescan.h
+++ b/src/include/executor/nodeNamedtuplestorescan.h
@@ -4,7 +4,7 @@
  *
  *
  *
- * Portions Copyright (c) 1996-2019, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * src/include/executor/nodeNamedtuplestorescan.h
diff --git a/src/include/executor/nodeNestloop.h b/src/include/executor/nodeNestloop.h
index d1f94d3c12..5a048a799f 100644
--- a/src/include/executor/nodeNestloop.h
+++ b/src/include/executor/nodeNestloop.h
@@ -4,7 +4,7 @@
  *
  *
  *
- * Portions Copyright (c) 1996-2019, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * src/include/executor/nodeNestloop.h
diff --git a/src/include/executor/nodeProjectSet.h b/src/include/executor/nodeProjectSet.h
index 15902a96e9..76e433fa5a 100644
--- a/src/include/executor/nodeProjectSet.h
+++ b/src/include/executor/nodeProjectSet.h
@@ -4,7 +4,7 @@
  *
  *
  *
- * Portions Copyright (c) 1996-2019, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * src/include/executor/nodeProjectSet.h
diff --git a/src/include/executor/nodeRecursiveunion.h b/src/include/executor/nodeRecursiveunion.h
index 76befffe09..c7253ce494 100644
--- a/src/include/executor/nodeRecursiveunion.h
+++ b/src/include/executor/nodeRecursiveunion.h
@@ -4,7 +4,7 @@
  *
  *
  *
- * Portions Copyright (c) 1996-2019, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * src/include/executor/nodeRecursiveunion.h
diff --git a/src/include/executor/nodeResult.h b/src/include/executor/nodeResult.h
index af5fb60a67..b861672056 100644
--- a/src/include/executor/nodeResult.h
+++ b/src/include/executor/nodeResult.h
@@ -4,7 +4,7 @@
  *
  *
  *
- * Portions Copyright (c) 1996-2019, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * src/include/executor/nodeResult.h
diff --git a/src/include/executor/nodeSamplescan.h b/src/include/executor/nodeSamplescan.h
index c0976508c4..c24fca5e35 100644
--- a/src/include/executor/nodeSamplescan.h
+++ b/src/include/executor/nodeSamplescan.h
@@ -4,7 +4,7 @@
  *
  *
  *
- * Portions Copyright (c) 1996-2019, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * src/include/executor/nodeSamplescan.h
diff --git a/src/include/executor/nodeSeqscan.h b/src/include/executor/nodeSeqscan.h
index f0595b2a35..2ef48ceec0 100644
--- a/src/include/executor/nodeSeqscan.h
+++ b/src/include/executor/nodeSeqscan.h
@@ -4,7 +4,7 @@
  *
  *
  *
- * Portions Copyright (c) 1996-2019, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * src/include/executor/nodeSeqscan.h
diff --git a/src/include/executor/nodeSetOp.h b/src/include/executor/nodeSetOp.h
index 408022c6ca..a3577b3e3e 100644
--- a/src/include/executor/nodeSetOp.h
+++ b/src/include/executor/nodeSetOp.h
@@ -4,7 +4,7 @@
  *
  *
  *
- * Portions Copyright (c) 1996-2019, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * src/include/executor/nodeSetOp.h
diff --git a/src/include/executor/nodeSort.h b/src/include/executor/nodeSort.h
index d1caceddfd..092555614e 100644
--- a/src/include/executor/nodeSort.h
+++ b/src/include/executor/nodeSort.h
@@ -4,7 +4,7 @@
  *
  *
  *
- * Portions Copyright (c) 1996-2019, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * src/include/executor/nodeSort.h
diff --git a/src/include/executor/nodeSubplan.h b/src/include/executor/nodeSubplan.h
index 2d90964275..83e90b3d07 100644
--- a/src/include/executor/nodeSubplan.h
+++ b/src/include/executor/nodeSubplan.h
@@ -4,7 +4,7 @@
  *
  *
  *
- * Portions Copyright (c) 1996-2019, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * src/include/executor/nodeSubplan.h
diff --git a/src/include/executor/nodeSubqueryscan.h b/src/include/executor/nodeSubqueryscan.h
index cb61217fa3..5e237b0a8c 100644
--- a/src/include/executor/nodeSubqueryscan.h
+++ b/src/include/executor/nodeSubqueryscan.h
@@ -4,7 +4,7 @@
  *
  *
  *
- * Portions Copyright (c) 1996-2019, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * src/include/executor/nodeSubqueryscan.h
diff --git a/src/include/executor/nodeTableFuncscan.h b/src/include/executor/nodeTableFuncscan.h
index f780624752..644babc08b 100644
--- a/src/include/executor/nodeTableFuncscan.h
+++ b/src/include/executor/nodeTableFuncscan.h
@@ -4,7 +4,7 @@
  *
  *
  *
- * Portions Copyright (c) 1996-2019, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * src/include/executor/nodeTableFuncscan.h
diff --git a/src/include/executor/nodeTidscan.h b/src/include/executor/nodeTidscan.h
index 9065995408..92a818d85f 100644
--- a/src/include/executor/nodeTidscan.h
+++ b/src/include/executor/nodeTidscan.h
@@ -4,7 +4,7 @@
  *
  *
  *
- * Portions Copyright (c) 1996-2019, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * src/include/executor/nodeTidscan.h
diff --git a/src/include/executor/nodeUnique.h b/src/include/executor/nodeUnique.h
index adacc70366..bc653fd56e 100644
--- a/src/include/executor/nodeUnique.h
+++ b/src/include/executor/nodeUnique.h
@@ -4,7 +4,7 @@
  *
  *
  *
- * Portions Copyright (c) 1996-2019, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * src/include/executor/nodeUnique.h
diff --git a/src/include/executor/nodeValuesscan.h b/src/include/executor/nodeValuesscan.h
index 25bec5086e..5f2a1d55fe 100644
--- a/src/include/executor/nodeValuesscan.h
+++ b/src/include/executor/nodeValuesscan.h
@@ -4,7 +4,7 @@
  *
  *
  *
- * Portions Copyright (c) 1996-2019, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * src/include/executor/nodeValuesscan.h
diff --git a/src/include/executor/nodeWindowAgg.h b/src/include/executor/nodeWindowAgg.h
index 741036dd98..4c53eb0439 100644
--- a/src/include/executor/nodeWindowAgg.h
+++ b/src/include/executor/nodeWindowAgg.h
@@ -4,7 +4,7 @@
  *	  prototypes for nodeWindowAgg.c
  *
  *
- * Portions Copyright (c) 1996-2019, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * src/include/executor/nodeWindowAgg.h
diff --git a/src/include/executor/nodeWorktablescan.h b/src/include/executor/nodeWorktablescan.h
index d100cf203c..09ecc490f5 100644
--- a/src/include/executor/nodeWorktablescan.h
+++ b/src/include/executor/nodeWorktablescan.h
@@ -4,7 +4,7 @@
  *
  *
  *
- * Portions Copyright (c) 1996-2019, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * src/include/executor/nodeWorktablescan.h
diff --git a/src/include/executor/spi.h b/src/include/executor/spi.h
index ad69a5ce43..06de20ada5 100644
--- a/src/include/executor/spi.h
+++ b/src/include/executor/spi.h
@@ -3,7 +3,7 @@
  * spi.h
  *				Server Programming Interface public declarations
  *
- * Portions Copyright (c) 1996-2019, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * src/include/executor/spi.h
diff --git a/src/include/executor/spi_priv.h b/src/include/executor/spi_priv.h
index bfcb466314..6220928bd3 100644
--- a/src/include/executor/spi_priv.h
+++ b/src/include/executor/spi_priv.h
@@ -3,7 +3,7 @@
  * spi_priv.h
  *				Server Programming Interface private declarations
  *
- * Portions Copyright (c) 1996-2019, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * src/include/executor/spi_priv.h
diff --git a/src/include/executor/tablefunc.h b/src/include/executor/tablefunc.h
index 838c2c2ca2..4131056ba0 100644
--- a/src/include/executor/tablefunc.h
+++ b/src/include/executor/tablefunc.h
@@ -3,7 +3,7 @@
  * tablefunc.h
  *				interface for TableFunc executor node
  *
- * Portions Copyright (c) 1996-2019, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * src/include/executor/tablefunc.h
diff --git a/src/include/executor/tqueue.h b/src/include/executor/tqueue.h
index e6958c6090..93655ef6bd 100644
--- a/src/include/executor/tqueue.h
+++ b/src/include/executor/tqueue.h
@@ -3,7 +3,7 @@
  * tqueue.h
  *	  Use shm_mq to send & receive tuples between parallel backends
  *
- * Portions Copyright (c) 1996-2019, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * src/include/executor/tqueue.h
diff --git a/src/include/executor/tstoreReceiver.h b/src/include/executor/tstoreReceiver.h
index 6522b7c6df..b2390c4a4d 100644
--- a/src/include/executor/tstoreReceiver.h
+++ b/src/include/executor/tstoreReceiver.h
@@ -4,7 +4,7 @@
  *	  prototypes for tstoreReceiver.c
  *
  *
- * Portions Copyright (c) 1996-2019, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * src/include/executor/tstoreReceiver.h
diff --git a/src/include/executor/tuptable.h b/src/include/executor/tuptable.h
index 04feaba55d..f7df70b5ab 100644
--- a/src/include/executor/tuptable.h
+++ b/src/include/executor/tuptable.h
@@ -4,7 +4,7 @@
  *	  tuple table support stuff
  *
  *
- * Portions Copyright (c) 1996-2019, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * src/include/executor/tuptable.h