Adding upstream version 10.2.6.

Signed-off-by: Daniel Baumann <daniel@debian.org>

sqlglot/dialects/redshift.py

@@ -1,6 +1,7 @@
 from __future__ import annotations
 
 from sqlglot import exp, transforms
+from sqlglot.dialects.dialect import rename_func
 from sqlglot.dialects.postgres import Postgres
 from sqlglot.tokens import TokenType
 
@@ -13,12 +14,20 @@ class Redshift(Postgres):
         "HH": "%H",
     }
 
+    class Parser(Postgres.Parser):
+        FUNCTIONS = {
+            **Postgres.Parser.FUNCTIONS,  # type: ignore
+            "DECODE": exp.Matches.from_arg_list,
+            "NVL": exp.Coalesce.from_arg_list,
+        }
+
     class Tokenizer(Postgres.Tokenizer):
         ESCAPES = ["\\"]
 
         KEYWORDS = {
             **Postgres.Tokenizer.KEYWORDS,  # type: ignore
             "COPY": TokenType.COMMAND,
+            "ENCODE": TokenType.ENCODE,
             "GEOMETRY": TokenType.GEOMETRY,
             "GEOGRAPHY": TokenType.GEOGRAPHY,
             "HLLSKETCH": TokenType.HLLSKETCH,
@@ -50,4 +59,5 @@ class Redshift(Postgres):
             exp.DistKeyProperty: lambda self, e: f"DISTKEY({e.name})",
             exp.SortKeyProperty: lambda self, e: f"{'COMPOUND ' if e.args['compound'] else ''}SORTKEY({self.format_args(*e.this)})",
             exp.DistStyleProperty: lambda self, e: self.naked_property(e),
+            exp.Matches: rename_func("DECODE"),
         }