Fix(redshift): don't transform multi-arg DISTINCT clause (#3079)

tobymao · Mar 4, 2024 · 0ebce40 · 0ebce40
1 parent 3d263aa
commit 0ebce40
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diff --git a/sqlglot/dialects/redshift.py b/sqlglot/dialects/redshift.py
@@ -153,6 +153,7 @@ class Generator(Postgres.Generator):
         NVL2_SUPPORTED = True
         LAST_DAY_SUPPORTS_DATE_PART = False
         CAN_IMPLEMENT_ARRAY_ANY = False
+        MULTI_ARG_DISTINCT = True
 
         TYPE_MAPPING = {
             **Postgres.Generator.TYPE_MAPPING,

diff --git a/tests/dialects/test_redshift.py b/tests/dialects/test_redshift.py
@@ -293,6 +293,7 @@ def test_redshift(self):
         )
 
     def test_identity(self):
+        self.validate_identity("LISTAGG(DISTINCT foo, ', ')")
         self.validate_identity("CREATE MATERIALIZED VIEW orders AUTO REFRESH YES AS SELECT 1")
         self.validate_identity("SELECT DATEADD(DAY, 1, 'today')")
         self.validate_identity("SELECT * FROM #x")