-- Get all tables
SELECT table_name FROM information_schema.tables 
WHERE table_schema = 'public' AND table_type = 'BASE TABLE'
ORDER BY table_name;

-- Get columns for key tables
\echo '\n=== PRODUCTS TABLE ==='
SELECT column_name, data_type, is_nullable, column_default
FROM information_schema.columns
WHERE table_name = 'products'
ORDER BY ordinal_position;

\echo '\n=== PRODUCT_IMAGES TABLE ==='
SELECT column_name, data_type, is_nullable, column_default
FROM information_schema.columns
WHERE table_name = 'product_images'
ORDER BY ordinal_position;

\echo '\n=== UPLOADS TABLE ==='
SELECT column_name, data_type, is_nullable, column_default
FROM information_schema.columns
WHERE table_name = 'uploads'
ORDER BY ordinal_position;

\echo '\n=== FOREIGN KEYS ==='
SELECT
    tc.table_name, 
    kcu.column_name, 
    ccu.table_name AS foreign_table_name,
    ccu.column_name AS foreign_column_name
FROM information_schema.table_constraints AS tc
JOIN information_schema.key_column_usage AS kcu
  ON tc.constraint_name = kcu.constraint_name
JOIN information_schema.constraint_column_usage AS ccu
  ON ccu.constraint_name = tc.constraint_name
WHERE tc.constraint_type = 'FOREIGN KEY'
ORDER BY tc.table_name, kcu.column_name;