init

8_сохранение_postgres/schema.sql

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+-- Минимальная схема для этапа 8: книги, главы, анализы глав, теги, связи глава–тег.
+-- Запускать один раз (например: psql -f schema.sql или через скрипт инициализации).
+
+CREATE EXTENSION IF NOT EXISTS "pgcrypto";
+
+CREATE TABLE IF NOT EXISTS books (
+    id UUID PRIMARY KEY,
+    title VARCHAR(1024),
+    author VARCHAR(512),
+    metadata JSONB,
+    created_at TIMESTAMP WITH TIME ZONE DEFAULT NOW(),
+    updated_at TIMESTAMP WITH TIME ZONE DEFAULT NOW()
+);
+
+CREATE TABLE IF NOT EXISTS chapters (
+    id UUID PRIMARY KEY,
+    book_id UUID NOT NULL REFERENCES books(id) ON DELETE CASCADE,
+    chapter_number INTEGER NOT NULL,
+    chapter_title VARCHAR(1024),
+    content TEXT,
+    created_at TIMESTAMP WITH TIME ZONE DEFAULT NOW()
+);
+
+CREATE TABLE IF NOT EXISTS chapter_analyses (
+    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
+    chapter_id UUID NOT NULL UNIQUE REFERENCES chapters(id) ON DELETE CASCADE,
+    analysis_result JSONB NOT NULL,
+    validation_score FLOAT,
+    validated_at TIMESTAMP WITH TIME ZONE,
+    created_at TIMESTAMP WITH TIME ZONE DEFAULT NOW()
+);
+
+CREATE TABLE IF NOT EXISTS tags (
+    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
+    name VARCHAR(512) NOT NULL UNIQUE,
+    category VARCHAR(64),
+    description TEXT,
+    created_at TIMESTAMP WITH TIME ZONE DEFAULT NOW()
+);
+
+CREATE TABLE IF NOT EXISTS chapter_tags (
+    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
+    chapter_id UUID NOT NULL REFERENCES chapters(id) ON DELETE CASCADE,
+    tag_id UUID NOT NULL REFERENCES tags(id) ON DELETE CASCADE,
+    confidence FLOAT,
+    validated BOOLEAN DEFAULT true,
+    source VARCHAR(64) DEFAULT 'ai_validation',
+    created_at TIMESTAMP WITH TIME ZONE DEFAULT NOW(),
+    UNIQUE (chapter_id, tag_id)
+);
+
+CREATE INDEX IF NOT EXISTS idx_chapters_book_id ON chapters(book_id);
+CREATE INDEX IF NOT EXISTS idx_chapter_analyses_chapter_id ON chapter_analyses(chapter_id);
+CREATE INDEX IF NOT EXISTS idx_chapter_tags_chapter_id ON chapter_tags(chapter_id);
+CREATE INDEX IF NOT EXISTS idx_chapter_tags_tag_id ON chapter_tags(tag_id);
+CREATE INDEX IF NOT EXISTS idx_tags_category ON tags(category);