Yes, 3 months is enough to learn SQL if you stay consistent and follow a structured approach. Within this time, you can master essential concepts like writing queries, filtering data, using JOINs, and working with functions such as COUNT and SUM. With regular practice, you can also explore intermediate topics like subqueries, views, and performance optimization. Whether you're preparing for a job, working on data projects, or enhancing your technical skills, three months of focused learning is sufficient to become confident and job-ready in SQL.