Update copyrights for 2020

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

15 files changed, 15 insertions, 15 deletions

diff --git a/src/backend/nodes/bitmapset.c b/src/backend/nodes/bitmapset.c
index 665149defe2..648cc1a7eb3 100644
--- a/src/backend/nodes/bitmapset.c
+++ b/src/backend/nodes/bitmapset.c
@@ -11,7 +11,7 @@
  * bms_is_empty() in preference to testing for NULL.)
  *
  *
- * Copyright (c) 2003-2019, PostgreSQL Global Development Group
+ * Copyright (c) 2003-2020, PostgreSQL Global Development Group
  *
  * IDENTIFICATION
  *	  src/backend/nodes/bitmapset.c
diff --git a/src/backend/nodes/copyfuncs.c b/src/backend/nodes/copyfuncs.c
index a9b8b84b8f1..8034d5a51c5 100644
--- a/src/backend/nodes/copyfuncs.c
+++ b/src/backend/nodes/copyfuncs.c
@@ -11,7 +11,7 @@
  * be handled easily in a simple depth-first traversal.
  *
  *
- * 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/backend/nodes/equalfuncs.c b/src/backend/nodes/equalfuncs.c
index 2fcd4a3467e..9c8070c6406 100644
--- a/src/backend/nodes/equalfuncs.c
+++ b/src/backend/nodes/equalfuncs.c
@@ -18,7 +18,7 @@
  * "x" to be considered equal() to another reference to "x" in the query.
  *
  *
- * 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/backend/nodes/extensible.c b/src/backend/nodes/extensible.c
index d35c0149adb..ab04459c55a 100644
--- a/src/backend/nodes/extensible.c
+++ b/src/backend/nodes/extensible.c
@@ -10,7 +10,7 @@
  * and GetExtensibleNodeMethods to get information about a previously
  * registered type of extensible 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
  *
  * IDENTIFICATION
diff --git a/src/backend/nodes/list.c b/src/backend/nodes/list.c
index 5109ac9cde9..bd0c58cd814 100644
--- a/src/backend/nodes/list.c
+++ b/src/backend/nodes/list.c
@@ -6,7 +6,7 @@
  * See comments in pg_list.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
  *
  *
diff --git a/src/backend/nodes/makefuncs.c b/src/backend/nodes/makefuncs.c
index 18466ac5687..f7d63df6e10 100644
--- a/src/backend/nodes/makefuncs.c
+++ b/src/backend/nodes/makefuncs.c
@@ -4,7 +4,7 @@
  *	  creator functions for various nodes. The functions here are for the
  *	  most frequently created 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/backend/nodes/nodeFuncs.c b/src/backend/nodes/nodeFuncs.c
index 34eda88099b..d85ca9f7c50 100644
--- a/src/backend/nodes/nodeFuncs.c
+++ b/src/backend/nodes/nodeFuncs.c
@@ -3,7 +3,7 @@
  * nodeFuncs.c
  *		Various general-purpose manipulations of Node trees
  *
- * 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/backend/nodes/nodes.c b/src/backend/nodes/nodes.c
index 06787a649e3..e5dcda3f58c 100644
--- a/src/backend/nodes/nodes.c
+++ b/src/backend/nodes/nodes.c
@@ -4,7 +4,7 @@
  *	  support code for nodes (now that we have removed the home-brew
  *	  inheritance system, our support code for nodes is much simpler)
  *
- * 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/backend/nodes/outfuncs.c b/src/backend/nodes/outfuncs.c
index ac02e5ec8d4..a53d47371bf 100644
--- a/src/backend/nodes/outfuncs.c
+++ b/src/backend/nodes/outfuncs.c
@@ -3,7 +3,7 @@
  * outfuncs.c
  *	  Output functions for Postgres tree 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/backend/nodes/params.c b/src/backend/nodes/params.c
index a9a7aca5334..b28ec3b6ce4 100644
--- a/src/backend/nodes/params.c
+++ b/src/backend/nodes/params.c
@@ -4,7 +4,7 @@
  *	  Support for finding the values associated with Param 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
  *
  * IDENTIFICATION
diff --git a/src/backend/nodes/print.c b/src/backend/nodes/print.c
index 4ecde6b4211..42476724d88 100644
--- a/src/backend/nodes/print.c
+++ b/src/backend/nodes/print.c
@@ -3,7 +3,7 @@
  * print.c
  *	  various print routines (used mostly for debugging)
  *
- * 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/backend/nodes/read.c b/src/backend/nodes/read.c
index fdf68fdcaea..8c1e39044c8 100644
--- a/src/backend/nodes/read.c
+++ b/src/backend/nodes/read.c
@@ -4,7 +4,7 @@
  *	  routines to convert a string (legal ascii representation of node) back
  *	  to 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/backend/nodes/readfuncs.c b/src/backend/nodes/readfuncs.c
index 3f9ebc9044a..81e7b94b9b8 100644
--- a/src/backend/nodes/readfuncs.c
+++ b/src/backend/nodes/readfuncs.c
@@ -3,7 +3,7 @@
  * readfuncs.c
  *	  Reader functions for Postgres tree 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/backend/nodes/tidbitmap.c b/src/backend/nodes/tidbitmap.c
index 23905a9c352..e102589e746 100644
--- a/src/backend/nodes/tidbitmap.c
+++ b/src/backend/nodes/tidbitmap.c
@@ -29,7 +29,7 @@
  * and a non-lossy page.
  *
  *
- * Copyright (c) 2003-2019, PostgreSQL Global Development Group
+ * Copyright (c) 2003-2020, PostgreSQL Global Development Group
  *
  * IDENTIFICATION
  *	  src/backend/nodes/tidbitmap.c
diff --git a/src/backend/nodes/value.c b/src/backend/nodes/value.c
index 159c11ab4a4..45b9b8473e0 100644
--- a/src/backend/nodes/value.c
+++ b/src/backend/nodes/value.c
@@ -4,7 +4,7 @@
  *	  implementation of Value nodes
  *
  *
- * Copyright (c) 2003-2019, PostgreSQL Global Development Group
+ * Copyright (c) 2003-2020, PostgreSQL Global Development Group
  *
  *
  * IDENTIFICATION