Summary: 데이터리안 updates SQL camp early bird deadline

Why It Matters: The competitor is creating urgency by updating their discount countdown. They are also refreshing their blog content to stay relevant to current search trends.

What Changed:

• Updated the SQL Data Analysis Camp early bird discount countdown from D-12 to D-6.
• Refreshed the "Popular Blog Posts" section with newer articles about GA4, MySQL installation, and BigQuery.
• Reorganized the "Recommended Blog Posts" list to include different case studies from companies like Toss and Karrot.
• Added "official" to the end of a footer link or description.