- Added Flyway sql scripts

- Added SQL constraints added to respective tables see list below:
-- video_playlist: video_id playlist_id
-- Foreign keys reference originals, on delete cascade on both
- Added Java JPA Entity column name mapping to snake_case instead of using base Java camelCase

src/main/resources/application.properties

@@ -2,4 +2,8 @@ spring.application.name=video_downloader
 spring.datasource.url = jdbc:postgresql://127.0.0.1:5432/videos
 spring.datasource.username = postgres
 spring.datasource.password = 5995
-spring.jpa.hibernate.ddl-auto = create-drop
+spring.jpa.hibernate.ddl-auto = none
+logging.level.org.flywaydb=DEBUG
+logging.level.org.springframework.boot.autoconfigure.flyway=DEBUG
+spring.flyway.enabled=true
+spring.flyway.baseline-on-migrate=true

src/main/resources/db/migration/V1__create_table_playlist.sql

@@ -0,0 +1,6 @@
+CREATE TABLE playlists (
+id BIGINT GENERATED ALWAYS AS IDENTITY PRIMARY KEY,
+playlist_name VARCHAR(100) NOT NULL,
+url VARCHAR(200) NOT NULL,
+status VARCHAR(10) NOT NULL
+);

src/main/resources/db/migration/V2__create_table_videos.sql

@@ -0,0 +1,9 @@
+CREATE TABLE videos (
+    id BIGINT GENERATED ALWAYS AS IDENTITY PRIMARY KEY,
+    name VARCHAR(200),
+    url VARCHAR(200) NOT NULL,
+    upload_date VARCHAR(100),
+    duration VARCHAR(10),
+    status VARCHAR(10) NOT NULL,
+    full_path VARCHAR(100)
+);

src/main/resources/db/migration/V3__create_table_creator.sql

@@ -0,0 +1,5 @@
+CREATE TABLE creator (
+    id BIGSERIAL PRIMARY KEY,
+    name VARCHAR(200) NOT NULL,
+    url VARCHAR(200) NOT NULL
+);

src/main/resources/db/migration/V4__create_table_video_playlist.sql

@@ -0,0 +1,7 @@
+CREATE TABLE video_playlist (
+    video_id BIGINT NOT NULL,
+    playlist_id BIGINT NOT NULL,
+    PRIMARY KEY (video_id, playlist_id),
+    FOREIGN KEY (video_id) REFERENCES videos(id) ON DELETE CASCADE,
+    FOREIGN KEY (playlist_id) REFERENCES playlists(id) ON DELETE CASCADE
+);

src/main/resources/db/migration/V5__alter_table_videos.sql

@@ -0,0 +1,4 @@
+ALTER TABLE videos
+ADD COLUMN creator_id BIGINT,
+ADD CONSTRAINT fk_videos_creator FOREIGN KEY (creator_id) REFERENCES creator(id)
+