What level of MySQL expertise do I need for a typical business website with user accounts and product catalog?
An intermediate-level MySQL professional is ideal for this scenario. They can design proper database schemas for users and products, implement secure authentication, optimize queries for good performance, and set up reliable backup procedures. Basic-level expertise might struggle with security and performance optimization as your site grows.
How can I tell if a MySQL candidate actually knows what they're doing versus just listing it on their resume?
Ask them to walk through designing a database schema for your specific business case, explain how they'd handle slow queries, and describe their backup strategy. A real expert will ask about your data volume, growth expectations, and integration needs before proposing solutions. They should easily explain concepts like indexing, normalization, and storage engines in practical terms.
Can MySQL handle large-scale enterprise applications or is it just for small websites?
MySQL absolutely handles enterprise-scale applications - it powers Facebook, Twitter, YouTube, and Netflix. With proper configuration, it can manage terabytes of data and thousands of concurrent users. However, it requires expert-level knowledge to implement features like clustering, replication, and advanced performance tuning for enterprise deployments.
How well does MySQL work with our existing tools like Salesforce, WordPress, or our analytics platform?
MySQL integrates excellently with most business tools. WordPress and many CMS platforms use MySQL natively. Salesforce can sync data through APIs or ETL tools. Analytics platforms like Tableau and Power BI connect directly to MySQL. Most modern applications either support MySQL directly or can connect through standard database APIs.
How long does it typically take to set up a new MySQL database or migrate existing data?
A basic database setup takes 1-2 days, while complex schemas might need 1-2 weeks. Data migration timelines depend on volume and complexity - small business data (under 1GB) usually migrates in days, while large datasets or complex transformations can take weeks. Always factor in testing time and plan for a gradual rollover rather than a sudden switch.
What kind of ongoing maintenance does MySQL require after the initial setup?
MySQL needs regular monitoring of performance metrics, periodic optimization of queries and indexes, security updates, backup verification, and log file management. Plan for 2-4 hours monthly for small databases, or ongoing part-time support for larger systems. Critical applications benefit from proactive monitoring and someone on-call for issues.