From be33e8ff4eed68ad217f9ef6ad535206df4129f8 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Tue, 25 Oct 2022 18:01:47 +0200
Subject: Merging upstream version 9.0.3.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 sqlglot/time.py | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'sqlglot/time.py')

diff --git a/sqlglot/time.py b/sqlglot/time.py
index 16314c5..de28ac0 100644
--- a/sqlglot/time.py
+++ b/sqlglot/time.py
@@ -14,6 +14,8 @@ def format_time(string, mapping, trie=None):
     mapping: Dictionary of time format to target time format
     trie: Optional trie, can be passed in for performance
     """
+    if not string:
+        return None
     start = 0
     end = 1
     size = len(string)
-- 
cgit v1.2.3