init

dbt/macros/oracle/list_relations_without_caching.sql

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+#
+# This macro overwrites the macro with the same name in the dbt-oracle adapter, which was found in
+#    /lib/python3.11/site-packages/dbt/include/oracle/macros/adapters.sql
+# Reason: The SQL query in the original macro had severe performance issues when accessing sys.all_views
+#
+{% macro oracle__list_relations_without_caching(schema_relation) %}
+  {% call statement('list_relations_without_caching', fetch_result=True) -%}
+    with tables as
+      (select SYS_CONTEXT('userenv', 'DB_NAME') table_catalog,
+         owner table_schema,
+         table_name,
+         case
+           when iot_type = 'Y'
+           then 'IOT'
+           when temporary = 'Y'
+           then 'TEMP'
+           else 'BASE TABLE'
+         end table_type
+       from sys.all_tables
+       where upper(table_name) not in (
+       select upper(mview_name)
+       from sys.all_mviews
+       where upper(owner) = upper('{{ schema_relation.schema }}')
+       )
+       union all
+       select SYS_CONTEXT('userenv', 'DB_NAME'),
+       owner,
+       object_name,
+       object_type 
+       from sys.all_objects
+       WHERE object_type in  ('VIEW', 'MATERIALIZED VIEW')
+  )
+  select table_catalog as "database_name"
+    ,table_name as "name"
+    ,table_schema as "schema_name"
+    ,case table_type
+      when 'BASE TABLE' then 'table'
+      when 'VIEW' then 'view'
+      when 'MATERIALIZED VIEW' then 'materialized_view'
+    end as "kind"
+  from tables
+  where table_type in ('BASE TABLE', 'VIEW', 'MATERIALIZED VIEW')
+    and upper(table_schema) = upper('{{ schema_relation.schema }}')
+  {% endcall %}
+  {{ return(load_result('list_relations_without_caching').table) }}
+{% endmacro %}