phase 2

supabase/schema.sql

@@ -0,0 +1,33 @@
+-- ============================================================
+-- Schema: English Learning App (TOEIC Focus)
+-- Run this FIRST before seed.sql
+-- ============================================================
+
+-- TOEIC questions (Part 1–7)
+CREATE TABLE IF NOT EXISTS questions (
+  id          UUID PRIMARY KEY DEFAULT gen_random_uuid(),
+  part        INT NOT NULL CHECK (part BETWEEN 1 AND 7),
+  type        TEXT,
+  content     TEXT NOT NULL,
+  options     JSONB NOT NULL DEFAULT '[]',  -- ["A. ...", "B. ...", "C. ...", "D. ..."]
+  answer      TEXT NOT NULL,                -- "A" | "B" | "C" | "D"
+  explanation TEXT,
+  audio_url   TEXT,                         -- Part 1–4 (listening)
+  image_url   TEXT,                         -- Part 1 (photos)
+  created_at  TIMESTAMPTZ DEFAULT now()
+);
+
+-- TOEIC vocabulary (6 topics)
+CREATE TABLE IF NOT EXISTS vocab (
+  id          UUID PRIMARY KEY DEFAULT gen_random_uuid(),
+  word        TEXT NOT NULL,
+  phonetic    TEXT,
+  meaning_vi  TEXT NOT NULL,
+  topic       TEXT NOT NULL CHECK (topic IN ('Business', 'Office', 'Travel', 'Finance', 'HR', 'Marketing')),
+  example     TEXT,
+  created_at  TIMESTAMPTZ DEFAULT now()
+);
+
+-- Indexes for common query patterns
+CREATE INDEX IF NOT EXISTS idx_questions_part ON questions(part);
+CREATE INDEX IF NOT EXISTS idx_vocab_topic    ON vocab(topic);