From e68968587c26ada82b9df9e248ec77b670b19f43 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Kirill=20M=C3=BCller?= <kirill@cynkra.com>
Date: Mon, 30 Oct 2023 18:42:56 +0100
Subject: [PATCH] chore: Add assertion

---
 R/dm_sql.R | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/R/dm_sql.R b/R/dm_sql.R
index 42f75f131c..8c8609663b 100644
--- a/R/dm_sql.R
+++ b/R/dm_sql.R
@@ -44,6 +44,8 @@ dm_sql <- function(
   #
   check_suggested("dbplyr", "dm_sql")
 
+  stopifnot(is(dest, "DBIConnection"))
+
   table_names <- ddl_check_table_names(table_names, dm)
 
   dm <- ddl_reorder_dm(dm, dest)