Álvaro Hernandez is a passionate database and software developer. He has been an almost exclusive user of PostgreSQL, as THE database, for more than 15 years. Founder of OnGres, he is dedicated to R&D in databases. Álvaro founded ToroDB, previously the “Billion Tables Project” and keeps working on innovative open source solutions for databases, specially PostgreSQL. On his free time he also contributes to open source and PostgreSQL, like SCRAM's support in PostgreSQL's JDBC driver. He is a frequent speaker at PostgreSQL, database and Java conferences. Álvaro created the Fundación PostgreSQL, a PostgreSQL non-profit organizing PostgreSQL Ibiza, and the Spanish PostgreSQL user group.