2026-03-12 20:23:15

idev/example_create_materialized_view.sql

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+-- +----------------------------------------------------------------------------+
+-- |                          Jeffrey M. Hunter                                 |
+-- |                      jhunter@idevelopment.info                             |
+-- |                         www.idevelopment.info                              |
+-- |----------------------------------------------------------------------------|
+-- |      Copyright (c) 1998-2012 Jeffrey M. Hunter. All rights reserved.       |
+-- |----------------------------------------------------------------------------|
+-- | DATABASE : Oracle                                                          |
+-- | FILE     : example_create_materialized_view.sql                            |
+-- | CLASS    : Examples                                                        |
+-- | PURPOSE  : Example SQL script that demonstrates how to create several      |
+-- |            materialized views.                                             |
+-- | NOTE     : As with any code, ensure to test this script in a development   |
+-- |            environment before attempting to run it in production.          |
+-- +----------------------------------------------------------------------------+
+
+CREATE MATERIALIZED VIEW flight_fact_mv
+  BUILD IMMEDIATE
+  REFRESH COMPLETE ON COMMIT
+  ENABLE QUERY REWRITE
+  AS
+  SELECT
+      plane_id           PLANE_ID
+    , sum(sale_amount)   SUM_SALE_AMOUNT
+  FROM   scott.flight_fact
+  GROUP BY plane_id
+/
+
+
+CREATE MATERIALIZED VIEW monthly_salary_mv
+  BUILD IMMEDIATE
+  REFRESH COMPLETE ON COMMIT
+  ENABLE QUERY REWRITE
+  AS
+  SELECT
+      b.name            DEPT_NAME
+    , a.monthly_salary  AVG_MONTHLY_SALARY
+  FROM emp a, dept b
+/
+