Refresh existing_relation in view materialization

dbt-labs · Jul 21, 2023 · 7f3f656 · 7f3f656
1 parent e7fc380
commit 7f3f656
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/core/dbt/include/global_project/macros/materializations/models/view/view.sql b/core/dbt/include/global_project/macros/materializations/models/view/view.sql
@@ -45,7 +45,10 @@
   -- cleanup
   -- move the existing view out of the way
   {% if existing_relation is not none %}
-    {{ adapter.rename_relation(existing_relation, backup_relation) }}
+    /* existing_relation might have existed at the beginning of this macro but doesn't now */
+    {% set existing_relation = load_cached_relation(existing_relation) %}
+    { if existing_relation is not none %]
+      {{ adapter.rename_relation(existing_relation, backup_relation) }}
   {% endif %}
   {{ adapter.rename_relation(intermediate_relation, target_relation) }}