diff --git a/supabase/migrations/20252001000000_create_user_full_details.sql b/supabase/migrations/20252001000000_create_user_full_details.sql
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+-- Migration: Create user_full_details table with JSONB arrays
+-- Created: 2025-01-01
+
+-- Create user_full_details table
+CREATE TABLE IF NOT EXISTS user_full_details (
+    -- Primary key - references user_profile
+    user_id UUID PRIMARY KEY REFERENCES user_profile(user_id) ON DELETE CASCADE,
+    
+    -- Education and experience (arrays of objects)
+    user_school JSONB DEFAULT '[]'::jsonb,
+    user_experience JSONB DEFAULT '[]'::jsonb,
+    
+    -- Skills and achievements (arrays of strings)
+    user_skills JSONB DEFAULT '[]'::jsonb,
+    user_certificates JSONB DEFAULT '[]'::jsonb,
+    
+    -- Portfolio and links (arrays of objects)
+    user_portfolio JSONB DEFAULT '[]'::jsonb,
+    user_links JSONB DEFAULT '[]'::jsonb,
+    
+    -- Metadata timestamps
+    created_at TIMESTAMP WITH TIME ZONE DEFAULT NOW(),
+    updated_at TIMESTAMP WITH TIME ZONE DEFAULT NOW()
+);
+
+-- Create GIN indexes for fast JSONB queries
+CREATE INDEX idx_user_full_details_skills ON user_full_details USING GIN (user_skills);
+CREATE INDEX idx_user_full_details_certificates ON user_full_details USING GIN (user_certificates);
+CREATE INDEX idx_user_full_details_experience ON user_full_details USING GIN (user_experience);
+
+-- Create function to automatically update updated_at timestamp
+CREATE OR REPLACE FUNCTION update_user_full_details_updated_at()
+RETURNS TRIGGER AS $$
+BEGIN
+    NEW.updated_at = NOW();
+    RETURN NEW;
+END;
+$$ LANGUAGE plpgsql;
+
+-- Create trigger to auto-update updated_at on row changes
+CREATE TRIGGER update_user_full_details_updated_at
+    BEFORE UPDATE ON user_full_details
+    FOR EACH ROW
+    EXECUTE FUNCTION update_user_full_details_updated_at();
+
+-- Add some example data to demonstrate JSONB structure
+INSERT INTO user_full_details (user_id, user_school, user_experience, user_skills, user_certificates, user_portfolio, user_links)
+SELECT 
+    user_id,
+    -- School as array of objects
+    '[
+        {
+            "institution": "Stanford University",
+            "degree": "Computer Science",
+            "year": "2020-2024",
+            "gpa": "3.8"
+        }
+    ]'::jsonb,
+    -- Experience as array of objects
+    '[
+        {
+            "company": "Tech Corp",
+            "position": "Software Engineer",
+            "duration": "2024-Present",
+            "description": "Full-stack development"
+        }
+    ]'::jsonb,
+    -- Skills as simple array
+    '["JavaScript", "Python", "React", "Node.js", "PostgreSQL"]'::jsonb,
+    -- Certificates as array of objects
+    '[
+        {
+            "name": "AWS Certified Developer",
+            "issuer": "Amazon",
+            "date": "2024-06-15"
+        }
+    ]'::jsonb,
+    -- Portfolio as array of objects
+    '[
+        {
+            "title": "E-commerce Platform",
+            "description": "Full-stack web application",
+            "url": "https://github.com/user/ecommerce",
+            "technologies": ["React", "Node.js", "MongoDB"]
+        }
+    ]'::jsonb,
+    -- Links as array of objects
+    '[
+        {
+            "platform": "GitHub",
+            "url": "https://github.com/username"
+        },
+        {
+            "platform": "LinkedIn",
+            "url": "https://linkedin.com/in/username"
+        }
+    ]'::jsonb
+FROM user_profile 
+WHERE username = 'emma.johnson'
+LIMIT 1;
+
+-- Enable Row Level Security (RLS)
+ALTER TABLE user_full_details ENABLE ROW LEVEL SECURITY;
+
+-- Comment on table and columns
+COMMENT ON TABLE user_full_details IS 'Extended user profile information with JSONB arrays for flexible data storage';
+COMMENT ON COLUMN user_full_details.user_school IS 'Array of education objects: [{institution, degree, year, gpa}]';
+COMMENT ON COLUMN user_full_details.user_experience IS 'Array of work experience objects: [{company, position, duration, description}]';
+COMMENT ON COLUMN user_full_details.user_skills IS 'Array of skill strings: ["JavaScript", "Python"]';
+COMMENT ON COLUMN user_full_details.user_certificates IS 'Array of certificate objects: [{name, issuer, date}]';
+COMMENT ON COLUMN user_full_details.user_portfolio IS 'Array of project objects: [{title, description, url, technologies}]';
+COMMENT ON COLUMN user_full_details.user_links IS 'Array of social/professional links: [{platform, url}]';