Four upcoming free seminars from EnterpriseDB to help select an open-source database.

EnterpriseDB, the enterprise Postgres company, has four upcoming free webinars aimed to assist with selecting, performance tuning, and security of open source databases in the enterprise.

• PostgreSQL vs. MySQL on March 10, 2010 at 1 p.m. ET.
• PostgreSQL Performance Tuning on March 24, 2010 at 1 p.m. ET.
• Make the Data Tier in Your Cloud Scale Better for Less Cost on March 30, 2010 at 2 p.m. ET.
• Securing PostgreSQL from External Attack on April 7, 2010 at 1 p.m. ET.