From b4898ec07179b4f69ef2cbd22ca12bcef76dc4bb Mon Sep 17 00:00:00 2001
From: Luis Calderon Achio <luis.calderonachio@snowflake.com>
Date: Wed, 20 Nov 2024 14:46:23 -0600
Subject: [PATCH] Validate partition by value with empty string as well

---
 src/snowflake/sqlalchemy/base.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/snowflake/sqlalchemy/base.py b/src/snowflake/sqlalchemy/base.py
index 7ba28e21..02e4f741 100644
--- a/src/snowflake/sqlalchemy/base.py
+++ b/src/snowflake/sqlalchemy/base.py
@@ -587,7 +587,7 @@ def visit_copy_into(self, copy_into, **kw):
 
         partition_by = (
             f"PARTITION BY {partition_by_value}"
-            if partition_by_value is not None
+            if partition_by_value is not None and partition_by_value != ""
             else ""
         )