Initial commit: Tasteby - YouTube restaurant map service
Backend (FastAPI + Oracle ADB), Frontend (Next.js), daemon worker. Features: channel/video/restaurant management, semantic search, Google OAuth, user reviews. Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
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joungmin
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backend/sql/schema.sql
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127
backend/sql/schema.sql
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-- Tasteby: Oracle ADB (23ai) Schema
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-- Run against Oracle ADB before starting the backend.
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-- 1. channels
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CREATE TABLE channels (
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id VARCHAR2(36) DEFAULT SYS_GUID() NOT NULL,
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channel_id VARCHAR2(50) NOT NULL,
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channel_name VARCHAR2(200) NOT NULL,
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channel_url VARCHAR2(500),
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is_active NUMBER(1) DEFAULT 1 NOT NULL,
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created_at TIMESTAMP DEFAULT SYSTIMESTAMP NOT NULL,
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CONSTRAINT pk_channels PRIMARY KEY (id),
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CONSTRAINT uq_channels_cid UNIQUE (channel_id)
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);
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-- 2. videos
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CREATE TABLE videos (
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id VARCHAR2(36) DEFAULT SYS_GUID() NOT NULL,
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channel_id VARCHAR2(36) NOT NULL,
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video_id VARCHAR2(20) NOT NULL,
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title VARCHAR2(500) NOT NULL,
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url VARCHAR2(500) NOT NULL,
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published_at TIMESTAMP,
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transcript_text CLOB,
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status VARCHAR2(20) DEFAULT 'pending' NOT NULL,
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processed_at TIMESTAMP,
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created_at TIMESTAMP DEFAULT SYSTIMESTAMP NOT NULL,
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CONSTRAINT pk_videos PRIMARY KEY (id),
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CONSTRAINT uq_videos_vid UNIQUE (video_id),
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CONSTRAINT fk_videos_channel FOREIGN KEY (channel_id) REFERENCES channels(id),
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CONSTRAINT ck_videos_status CHECK (status IN ('pending','processing','done','error'))
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);
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-- 3. restaurants
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CREATE TABLE restaurants (
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id VARCHAR2(36) DEFAULT SYS_GUID() NOT NULL,
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name VARCHAR2(200) NOT NULL,
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address VARCHAR2(500),
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region VARCHAR2(100),
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latitude NUMBER(10,7),
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longitude NUMBER(10,7),
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cuisine_type VARCHAR2(100),
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price_range VARCHAR2(50),
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phone VARCHAR2(50),
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website VARCHAR2(500),
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google_place_id VARCHAR2(200),
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created_at TIMESTAMP DEFAULT SYSTIMESTAMP NOT NULL,
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updated_at TIMESTAMP DEFAULT SYSTIMESTAMP NOT NULL,
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CONSTRAINT pk_restaurants PRIMARY KEY (id)
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);
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-- 4. video_restaurants (N:M)
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CREATE TABLE video_restaurants (
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id VARCHAR2(36) DEFAULT SYS_GUID() NOT NULL,
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video_id VARCHAR2(36) NOT NULL,
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restaurant_id VARCHAR2(36) NOT NULL,
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foods_mentioned CLOB,
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evaluation CLOB,
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guests CLOB,
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air_date DATE,
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citation_text CLOB,
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created_at TIMESTAMP DEFAULT SYSTIMESTAMP NOT NULL,
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CONSTRAINT pk_video_restaurants PRIMARY KEY (id),
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CONSTRAINT fk_vr_video FOREIGN KEY (video_id) REFERENCES videos(id),
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CONSTRAINT fk_vr_restaurant FOREIGN KEY (restaurant_id) REFERENCES restaurants(id),
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CONSTRAINT uq_vr_video_rest UNIQUE (video_id, restaurant_id)
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);
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-- JSON check constraints for CLOB JSON columns
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-- (Oracle 23ai supports IS JSON on CLOB)
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ALTER TABLE video_restaurants ADD CONSTRAINT ck_vr_foods CHECK (foods_mentioned IS JSON);
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ALTER TABLE video_restaurants ADD CONSTRAINT ck_vr_eval CHECK (evaluation IS JSON);
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ALTER TABLE video_restaurants ADD CONSTRAINT ck_vr_guests CHECK (guests IS JSON);
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-- 5. tasteby_users (NOT "users" — that table belongs to another project)
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CREATE TABLE tasteby_users (
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id VARCHAR2(36) DEFAULT SYS_GUID() NOT NULL,
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provider VARCHAR2(20) NOT NULL,
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provider_id VARCHAR2(200) NOT NULL,
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email VARCHAR2(200),
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nickname VARCHAR2(100),
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avatar_url VARCHAR2(500),
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created_at TIMESTAMP DEFAULT SYSTIMESTAMP NOT NULL,
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last_login_at TIMESTAMP,
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CONSTRAINT pk_tasteby_users PRIMARY KEY (id),
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CONSTRAINT uq_tasteby_users_provider UNIQUE (provider, provider_id),
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CONSTRAINT ck_tasteby_users_provider CHECK (provider IN ('google','apple'))
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);
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-- 6. user_reviews
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CREATE TABLE user_reviews (
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id VARCHAR2(36) DEFAULT SYS_GUID() NOT NULL,
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user_id VARCHAR2(36) NOT NULL,
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restaurant_id VARCHAR2(36) NOT NULL,
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rating NUMBER(2,1) NOT NULL,
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review_text CLOB,
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visited_at DATE,
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created_at TIMESTAMP DEFAULT SYSTIMESTAMP NOT NULL,
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updated_at TIMESTAMP DEFAULT SYSTIMESTAMP NOT NULL,
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CONSTRAINT pk_user_reviews PRIMARY KEY (id),
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CONSTRAINT fk_ur_user FOREIGN KEY (user_id) REFERENCES tasteby_users(id),
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CONSTRAINT fk_ur_restaurant FOREIGN KEY (restaurant_id) REFERENCES restaurants(id),
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CONSTRAINT ck_ur_rating CHECK (rating BETWEEN 0.5 AND 5.0)
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);
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-- 7. restaurant_vectors (semantic search)
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CREATE TABLE restaurant_vectors (
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id VARCHAR2(36) DEFAULT SYS_GUID() NOT NULL,
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restaurant_id VARCHAR2(36) NOT NULL,
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chunk_text CLOB NOT NULL,
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embedding VECTOR(1536, FLOAT32),
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created_at TIMESTAMP DEFAULT SYSTIMESTAMP NOT NULL,
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CONSTRAINT pk_restaurant_vectors PRIMARY KEY (id),
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CONSTRAINT fk_rv_restaurant FOREIGN KEY (restaurant_id) REFERENCES restaurants(id)
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);
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CREATE VECTOR INDEX idx_rv_embedding
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ON restaurant_vectors (embedding)
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ORGANIZATION NEIGHBOR PARTITIONS
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WITH DISTANCE COSINE;
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-- Useful indexes
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CREATE INDEX idx_videos_status ON videos(status);
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CREATE INDEX idx_videos_channel ON videos(channel_id);
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CREATE INDEX idx_vr_restaurant ON video_restaurants(restaurant_id);
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CREATE INDEX idx_ur_restaurant ON user_reviews(restaurant_id);
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CREATE INDEX idx_ur_user ON user_reviews(user_id);
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