Refactor: Use sge.func for ML.DISTANCE

Author: jialuoo

bigframes/core/compile/sqlglot/expressions/numeric_ops.py

@@ -127,14 +127,7 @@ def _(expr: TypedExpr) -> sge.Expression:
 
 @register_binary_op(ops.cosine_distance_op)
 def _(left: TypedExpr, right: TypedExpr) -> sge.Expression:
-    return sge.Anonymous(
-        this="ML.DISTANCE",
-        expressions=[
-            left.expr,
-            right.expr,
-            sge.Literal.string("COSINE"),
-        ],
-    )
+    return sge.func("ML.DISTANCE", left.expr, right.expr, sge.Literal.string("COSINE"))
 
 
 @register_unary_op(ops.exp_op)
@@ -307,13 +300,8 @@ def _(left: TypedExpr, right: TypedExpr) -> sge.Expression:
 
 @register_binary_op(ops.euclidean_distance_op)
 def _(left: TypedExpr, right: TypedExpr) -> sge.Expression:
-    return sge.Anonymous(
-        this="ML.DISTANCE",
-        expressions=[
-            left.expr,
-            right.expr,
-            sge.Literal.string("EUCLIDEAN"),
-        ],
+    return sge.func(
+        "ML.DISTANCE", left.expr, right.expr, sge.Literal.string("EUCLIDEAN")
     )