From d063ad3616d100182b9a194bc0a22905c6ae1b2e Mon Sep 17 00:00:00 2001
From: Andrey Fedorov <fedorov@bwh.harvard.edu>
Date: Fri, 2 Aug 2024 10:10:50 -0400
Subject: [PATCH] DOC: add link to the relevant BQ doc page

---
 scripts/sql/prior_versions_index.sql | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/scripts/sql/prior_versions_index.sql b/scripts/sql/prior_versions_index.sql
index 1e78bb3..bd7261e 100644
--- a/scripts/sql/prior_versions_index.sql
+++ b/scripts/sql/prior_versions_index.sql
@@ -1,3 +1,6 @@
+-- For details on the syntax, see
+-- https://cloud.google.com/bigquery/docs/reference/standard-sql/procedural-language
+--
 -- Step 1: Declare variables
 DECLARE idc_versions ARRAY<INT64>;
 DECLARE latest_idc_version INT64 DEFAULT 18;