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Update DualityViewTutorial.sql #382

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merged 3 commits into from
Aug 23, 2024
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Update DualityViewTutorial.sql #382

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95efe80
Update DualityViewTutorial.sql
hbaerus Aug 21, 2024
0f60d75
Merge branch 'main' into main
gvenzl Aug 23, 2024
e50b7ed
Merge branch 'main' into main
gvenzl Aug 23, 2024
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62 changes: 31 additions & 31 deletions json-relational-duality/DualityViewTutorial.sql
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Original file line number Diff line number Diff line change
@@ -1,5 +1,5 @@
/*
** Copyright (c) 2023 Oracle and/or its affiliates
** Copyright (c) 2024 Oracle and/or its affiliates
** The Universal Permissive License (UPL), Version 1.0
**
** Subject to the condition set forth below, permission is hereby granted to any
Expand Down Expand Up @@ -44,7 +44,7 @@
-- through SQL.
--
-- PREREQUISITES
-- Ensure that you have Oracle database 23c installed and running on a
-- Ensure that you have Oracle database 23ai installed and running on a
-- port. Ensure that the compatible parameter is set to 23.0.0.0.
--
-- USAGE
Expand All @@ -55,13 +55,6 @@
-- DIRECTORY, DROP ANY DIRECTORY, DBA TO janus IDENTIFIED BY janus;
--
-- NOTES
-- Oracle Database 23c Free - Developer Release is the first release of
-- the next-generation Oracle Database, allowing developers a head-start
-- on building applications with innovative 23c features that simplify
-- development of modern data-driven apps. The entire feature set of
-- Oracle Database 23c is planned to be generally available within the
-- next 12 months.
--
-- Please go through the duality view documentation
-- (https://docs.oracle.com/en/database/oracle/oracle-database/23/jsnvu/index.html)
-- to learn more about duality views and their advantages.
Expand Down Expand Up @@ -137,6 +130,14 @@ CREATE TABLE driver_race_map
-- Create a trigger on the driver_race_map table to populate
-- the points fields in team and driver based on race results.
--
-- For people that are not familiar with Formula One: Depending on the position in a race,
-- both the racing team and the driver get points. There are two championships in Formula One:
-- one for the drivers and one for the teams. The team championship is called the Constructors'
-- Championship and the scoring system is the same as in the Drivers' Championship — except the
-- points from both drivers on a team are tallied together.
-- If you want to read up more, then check out
-- - https://www.redbull.com/in-en/formula-1-points-system-guide
--
CREATE OR REPLACE TRIGGER driver_race_map_trigger
BEFORE INSERT ON driver_race_map
FOR EACH ROW
Expand Down Expand Up @@ -182,7 +183,7 @@ END;

-- Creation using SQL syntax
CREATE OR REPLACE JSON RELATIONAL DUALITY VIEW race_dv AS
SELECT JSON {'raceId' : r.race_id,
SELECT JSON {'_id' : r.race_id,
'name' : r.name,
'laps' : r.laps WITH NOUPDATE,
'date' : r.race_date,
Expand All @@ -204,7 +205,7 @@ CREATE OR REPLACE JSON RELATIONAL DUALITY VIEW race_dv AS
CREATE OR REPLACE JSON RELATIONAL DUALITY VIEW race_dv AS
race @insert @update @delete
{
raceId : race_id
_id : race_id
name : name
laps : laps @noUpdate
date : race_date
Expand All @@ -229,7 +230,7 @@ CREATE OR REPLACE JSON RELATIONAL DUALITY VIEW race_dv AS

-- Creation using SQL syntax
CREATE OR REPLACE JSON RELATIONAL DUALITY VIEW driver_dv AS
SELECT JSON {'driverId' : d.driver_id,
SELECT JSON {'_id' : d.driver_id,
'name' : d.name,
'points' : d.points,
UNNEST
Expand All @@ -254,7 +255,7 @@ CREATE OR REPLACE JSON RELATIONAL DUALITY VIEW driver_dv AS
CREATE OR REPLACE JSON RELATIONAL DUALITY VIEW driver_dv AS
driver @insert @update @delete
{
driverId : driver_id
_id : driver_id
name : name
points : points
team @noInsert @noUpdate @noDelete @unnest
Expand Down Expand Up @@ -282,7 +283,7 @@ CREATE OR REPLACE JSON RELATIONAL DUALITY VIEW driver_dv AS

-- Creation using SQL syntax
CREATE OR REPLACE JSON RELATIONAL DUALITY VIEW team_dv AS
SELECT JSON {'teamId' : t.team_id,
SELECT JSON {'_id' : t.team_id,
'name' : t.name,
'points' : t.points,
'driver' :
Expand All @@ -298,7 +299,7 @@ CREATE OR REPLACE JSON RELATIONAL DUALITY VIEW team_dv AS
CREATE OR REPLACE JSON RELATIONAL DUALITY VIEW team_dv AS
team @insert @update @delete
{
teamId : team_id
_id : team_id
name : name
points : points
driver : driver @insert @update
Expand Down Expand Up @@ -330,7 +331,7 @@ SELECT json_serialize(data PRETTY) FROM team_dv;
-- This automatically populates the driver and team table as well as the
-- driver collection.
--
INSERT INTO team_dv VALUES ('{"teamId" : 301,
INSERT INTO team_dv VALUES ('{"_id" : 301,
"name" : "Red Bull",
"points" : 0,
"driver" : [ {"driverId" : 101,
Expand All @@ -340,7 +341,7 @@ INSERT INTO team_dv VALUES ('{"teamId" : 301,
"name" : "Sergio Perez",
"points" : 0} ]}');

INSERT INTO team_dv VALUES ('{"teamId" : 302,
INSERT INTO team_dv VALUES ('{"_id" : 302,
"name" : "Ferrari",
"points" : 0,
"driver" : [ {"driverId" : 103,
Expand All @@ -350,7 +351,7 @@ INSERT INTO team_dv VALUES ('{"teamId" : 302,
"name" : "Carlos Sainz Jr",
"points" : 0} ]}');

INSERT INTO team_dv VALUES ('{"teamId" : 2,
INSERT INTO team_dv VALUES ('{"_id" : 2,
"name" : "Mercedes",
"points" : 0,
"driver" : [ {"driverId" : 105,
Expand All @@ -363,19 +364,19 @@ INSERT INTO team_dv VALUES ('{"teamId" : 2,
-- Insert a collection of race documents into RACE_DV.
-- This automatically populates the race table.
--
INSERT INTO race_dv VALUES ('{"raceId" : 201,
INSERT INTO race_dv VALUES ('{"_id" : 201,
"name" : "Bahrain Grand Prix",
"laps" : 57,
"date" : "2022-03-20T00:00:00",
"podium" : {}}');

INSERT INTO race_dv VALUES ('{"raceId" : 202,
INSERT INTO race_dv VALUES ('{"_id" : 202,
"name" : "Saudi Arabian Grand Prix",
"laps" : 50,
"date" : "2022-03-27T00:00:00",
"podium" : {}}');

INSERT INTO race_dv VALUES ('{"raceId" : 203,
INSERT INTO race_dv VALUES ('{"_id" : 203,
"name" : "Australian Grand Prix",
"laps" : 58,
"date" : "2022-04-09T00:00:00",
Expand Down Expand Up @@ -413,7 +414,7 @@ SELECT json_serialize(data PRETTY) FROM race_dv;
-- is used by the REST interface to translate QBEs.
--
SELECT json_serialize(data PRETTY)
FROM race_dv WHERE json_value(data, '$.raceId') = 201;
FROM race_dv WHERE json_value(data, '$._id') = 201;

-- Project specific document fields.
-- In SQL, specific documents fields can be requested using the KEEP operator
Expand Down Expand Up @@ -448,7 +449,7 @@ SELECT json_serialize(json_transform(data, KEEP '$.name', '$.team') PRETTY)
--
UPDATE race_dv dv
SET data = ('{_metadata : {"etag" : "2E8DC09543DD25DC7D588FB9734D962B"},
"raceId" : 201,
"_id" : 201,
"name" : "Bahrain Grand Prix",
"laps" : 57,
"date" : "2022-03-20T00:00:00",
Expand All @@ -475,16 +476,15 @@ UPDATE race_dv dv
"position" : 4,
"driverId" : 105,
"name" : "George Russell"} ]}')
WHERE dv.data.raceId = 201;
WHERE dv.data."_id" = 201;

COMMIT;

-- See the results for the Bahrain Grand Prix.
-- You can use a predicate on the primary key field to query by ID.
--
SELECT json_serialize(data PRETTY)
FROM race_dv dv WHERE dv.data.raceId = 201;

FROM race_dv dv WHERE dv.data."_id" = 201;

------------------------------------------------------------------------------
-- Step 7: Update specific fields in the document identified by a predicate --
Expand Down Expand Up @@ -542,7 +542,7 @@ SELECT json_serialize(data PRETTY) FROM team_dv dv
--
UPDATE team_dv dv
SET data = ('{_metadata : {"etag" : "855840B905C8CAFA99FB9CBF813992E5"},
"teamId" : 2,
"_id" : 2,
"name" : "Mercedes",
"points" : 40,
"driver" : [ {"driverId" : 106,
Expand All @@ -555,7 +555,7 @@ UPDATE team_dv dv

UPDATE team_dv dv
SET data = ('{_metadata : {"etag" : "DA69DD103E8BAE95A0C09811B7EC9628"},
"teamId" : 302,
"_id" : 302,
"name" : "Ferrari",
"points" : 30,
"driver" : [ {"driverId" : 105,
Expand Down Expand Up @@ -594,7 +594,7 @@ SELECT json_serialize(data PRETTY) FROM driver_dv dv
--
UPDATE driver_dv dv
SET DATA = ('{_metadata : {"etag" : "FCD4CEC63897F60DEA1EC2F64D3CE53A"},
"driverId" : 103,
"_id" : 103,
"name" : "Charles Leclerc",
"points" : 25,
"teamId" : 2,
Expand All @@ -609,7 +609,7 @@ UPDATE driver_dv dv
}
]
}')
WHERE dv.data.driverId = 103;
WHERE dv.data."_id" = 103;


----------------------------------
Expand All @@ -623,7 +623,7 @@ UPDATE driver_dv dv
-- valid SQL expression, e.g. equality on primary key, some condition using
-- simplified syntax, or JSON function, such as json_value or json_exists.
--
DELETE FROM race_dv dv WHERE dv.data.raceId = 201;
DELETE FROM race_dv dv WHERE dv.data."_id" = 201;

SELECT json_serialize(data PRETTY) FROM race_dv;
SELECT json_serialize(data PRETTY) FROM driver_dv;
Expand Down