From 36a4fd87683b441d2422291a1fd538e7c278123f Mon Sep 17 00:00:00 2001
From: tessa-beijloos <tessa.beijloos@springbokagency.com>
Date: Mon, 16 Dec 2024 13:29:36 +0100
Subject: [PATCH] Update base_select.sql

---
 macros/base_select.sql | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/macros/base_select.sql b/macros/base_select.sql
index 8320b328..ecd4597d 100644
--- a/macros/base_select.sql
+++ b/macros/base_select.sql
@@ -141,7 +141,7 @@
     ) items
     , property_id
     , {{ ga4.unnest_key('event_params', 'ga_session_id', 'int_value', 'session_id') }}
-    , CAST(REGEXP_EXTRACT({{ ga4.unnest_key('event_params', 'ga_session_id', 'string_value', 'session_id_string') }}, r'^GS\d\.\d\.(\d+)') AS INT64) as fallback_session_id
+    , CAST(REGEXP_EXTRACT(COALESCE({{ ga4.unnest_key('event_params', 'ga_session_id', 'string_value', 'session_id_string') }}, ""), r'^GS\d\.\d\.(\d+)') AS INT64) as fallback_session_id
     , {{ ga4.unnest_key('event_params', 'page_location') }}
     , {{ ga4.unnest_key('event_params', 'ga_session_number',  'int_value', 'session_number') }}
     , COALESCE(