Update copyright for 2018

Backpatch-through: certain files through 9.3

src/include/parser/analyze.h

@@ -4,7 +4,7 @@
  *		parse analysis for optimizable statements
  *
  *
- * Portions Copyright (c) 1996-2017, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2018, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * src/include/parser/analyze.h

src/include/parser/gramparse.h

@@ -8,7 +8,7 @@
  * Definitions that are needed outside the core parser should be in parser.h.
  *
  *
- * Portions Copyright (c) 1996-2017, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2018, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * src/include/parser/gramparse.h

src/include/parser/kwlist.h

@@ -7,7 +7,7 @@
  * by the PG_KEYWORD macro, which is not defined in this file; it can
  * be defined by the caller for special purposes.
  *
- * Portions Copyright (c) 1996-2017, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2018, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * IDENTIFICATION

src/include/parser/parse_agg.h

@@ -3,7 +3,7 @@
  * parse_agg.h
  *	  handle aggregates and window functions in parser
  *
- * Portions Copyright (c) 1996-2017, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2018, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * src/include/parser/parse_agg.h

src/include/parser/parse_clause.h

@@ -4,7 +4,7 @@
  *	  handle clauses in parser
  *
  *
- * Portions Copyright (c) 1996-2017, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2018, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * src/include/parser/parse_clause.h

src/include/parser/parse_coerce.h

@@ -4,7 +4,7 @@
  *	Routines for type coercion.
  *
  *
- * Portions Copyright (c) 1996-2017, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2018, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * src/include/parser/parse_coerce.h

src/include/parser/parse_collate.h

@@ -4,7 +4,7 @@
  *	Routines for assigning collation information.
  *
  *
- * Portions Copyright (c) 1996-2017, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2018, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * src/include/parser/parse_collate.h

src/include/parser/parse_cte.h

@@ -4,7 +4,7 @@
  *	  handle CTEs (common table expressions) in parser
  *
  *
- * Portions Copyright (c) 1996-2017, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2018, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * src/include/parser/parse_cte.h

src/include/parser/parse_enr.h

@@ -4,7 +4,7 @@
  *		Internal definitions for parser
  *
  *
- * Portions Copyright (c) 1996-2017, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2018, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * src/include/parser/parse_enr.h

src/include/parser/parse_expr.h

@@ -3,7 +3,7 @@
  * parse_expr.h
  *	  handle expressions in parser
  *
- * Portions Copyright (c) 1996-2017, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2018, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * src/include/parser/parse_expr.h

src/include/parser/parse_func.h

@@ -4,7 +4,7 @@
  *
  *
  *
- * Portions Copyright (c) 1996-2017, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2018, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * src/include/parser/parse_func.h

src/include/parser/parse_node.h

@@ -4,7 +4,7 @@
  *		Internal definitions for parser
  *
  *
- * Portions Copyright (c) 1996-2017, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2018, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * src/include/parser/parse_node.h

src/include/parser/parse_oper.h

@@ -4,7 +4,7 @@
  *		handle operator things for parser
  *
  *
- * Portions Copyright (c) 1996-2017, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2018, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * src/include/parser/parse_oper.h

src/include/parser/parse_param.h

@@ -3,7 +3,7 @@
  * parse_param.h
  *	  handle parameters in parser
  *
- * Portions Copyright (c) 1996-2017, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2018, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * src/include/parser/parse_param.h

src/include/parser/parse_relation.h

@@ -4,7 +4,7 @@
  *	  prototypes for parse_relation.c.
  *
  *
- * Portions Copyright (c) 1996-2017, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2018, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * src/include/parser/parse_relation.h

src/include/parser/parse_target.h

@@ -4,7 +4,7 @@
  *	  handle target lists
  *
  *
- * Portions Copyright (c) 1996-2017, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2018, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * src/include/parser/parse_target.h

src/include/parser/parse_type.h

@@ -3,7 +3,7 @@
  * parse_type.h
  *		handle type operations for parser
  *
- * Portions Copyright (c) 1996-2017, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2018, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * src/include/parser/parse_type.h

src/include/parser/parse_utilcmd.h

@@ -4,7 +4,7 @@
  *		parse analysis for utility commands
  *
  *
- * Portions Copyright (c) 1996-2017, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2018, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * src/include/parser/parse_utilcmd.h

src/include/parser/parser.h

@@ -5,7 +5,7 @@
  *
  * This is the external API for the raw lexing/parsing functions.
  *
- * Portions Copyright (c) 1996-2017, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2018, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * src/include/parser/parser.h

src/include/parser/parsetree.h

@@ -5,7 +5,7 @@
  *	  parse trees.
  *
  *
- * Portions Copyright (c) 1996-2017, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2018, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * src/include/parser/parsetree.h

src/include/parser/scanner.h

@@ -8,7 +8,7 @@
  * higher-level API provided by parser.h.
  *
  *
- * Portions Copyright (c) 1996-2017, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2018, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * src/include/parser/scanner.h

src/include/parser/scansup.h

@@ -4,7 +4,7 @@
  *	  scanner support routines.  used by both the bootstrap lexer
  * as well as the normal lexer
  *
- * Portions Copyright (c) 1996-2017, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2018, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * src/include/parser/scansup.h