Do the equivalent of rename_if_exists

dbt-labs · Jul 24, 2023 · bff3315 · bff3315
1 parent e7fc380
commit bff3315
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Showing 2 changed files with 10 additions and 2 deletions.
diff --git a/core/dbt/include/global_project/macros/materializations/models/table/table.sql b/core/dbt/include/global_project/macros/materializations/models/table/table.sql
@@ -33,7 +33,11 @@
 
   -- cleanup
   {% if existing_relation is not none %}
-      {{ adapter.rename_relation(existing_relation, backup_relation) }}
+    /* Do the equivalent of rename_if_exists */
+    {% set existing_relation = load_cached_relation(existing_relation) %}
+    {% if existing_relation is not none %}
+        {{ adapter.rename_relation(existing_relation, backup_relation) }}
+    {% endif %}
   {% endif %}
 
   {{ adapter.rename_relation(intermediate_relation, target_relation) }}

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 +45,11 @@
   -- cleanup
   -- move the existing view out of the way
   {% if existing_relation is not none %}
-    {{ adapter.rename_relation(existing_relation, backup_relation) }}
+    /* Do the equivalent of rename_if_exists */
+    {% set existing_relation = load_cached_relation(existing_relation) %}
+    {% if existing_relation is not none %}
+      {{ adapter.rename_relation(existing_relation, backup_relation) }}
+    {% endif %}
   {% endif %}
   {{ adapter.rename_relation(intermediate_relation, target_relation) }}