Fix: format_expressions star rewrite

Author: tobymao

sqlmesh/core/dialect.py

@@ -379,9 +379,8 @@ def format_model_expressions(
         comments = expression.comments
         expression.comments = None
 
-        if not isinstance(expression, exp.Alias):
-            if expression.name:
-                expression = expression.replace(exp.alias_(expression, expression.name))
+        if not isinstance(expression, exp.Alias) and expression.output_name not in ("", "*"):
+            expression = expression.replace(exp.alias_(expression, expression.output_name))
 
         column = column or expression
         expression = expression.this

tests/core/test_dialect.py

@@ -21,6 +21,7 @@ def test_format_model_expressions():
     , 1);
 
     SELECT
+    *,
     CAST(a AS int),
     CAST(b AS int) AS b,
     CAST(c + 1 AS int) AS c,
@@ -50,6 +51,7 @@ def test_format_model_expressions():
 @DEF(x, 1);
 
 SELECT
+  *,
   a::INT AS a,
   b::INT AS b,
   CAST(c + 1 AS INT) AS c,