Publicaciones

Booklets and articles

• Web services : a new paradigm in software architecture (Comtec 2001)
• Peer-to-Peer meets Web Services : a powerful convergence (Comtec 2002)
• Motivation ehrenamtlichr Arbeit im Verein Mahogany Hall, Bern (2003)
• Automating business processes with web services (Comtec 2004)
• Schmieden Basiswissen (2010) (From this site)
• Autorización en PostgreSQL (2015) (From this site)
• Control de acceso multidimensional en PostgreSQL (2017) in Revista Cubana de Ciencias Informáticas (From this site)

Presentations

• Visiting The Catalog
  • SwissPUG Series 2019 Zürich, Switzerland
  • Nordic PGDay 2019 Køpenhavn, Denmark
• Triggers - Friends To Handle With Care
• PGDay Austria 2019 Wiener Neustadt, Austria
• SwissPUG Series 2019 Zürich, Switzerland
• Informática 2018 La Habana, Cuba
• pgDay Paris 2018 Paris, France (Video)
• Time Related Range Types Revisited
• PGConf Germany 2019 Leipzig, Germany
• PGConf Europe 2018 Lisboa, Portugal
• PGConf Nepal 2018 Kathmandu University Dhulikhel, Nepal
• PGDay Russia 2017 St. Petersburg, Russian Federation (Video)
• Swiss PGDay 2017 Rapperswil, Switzerland
• Nordic PGDay 2017 Stockholm, Sweden
• Integrating PostgreSQL documentation in 3rd Party Applications
• SwissPUG Series 2017, Zürich, Switzerland
• 4th Meetup Stockholm PostgreSQL Users Group 2016 Stockholm, Sweden
• Fuzzy Matching In PostgreSQL
• Swiss PGDay 2016 Rapperswil, Switzerland
• Informática 2016 La Habana, Cuba (Video)
• SwissPUG 2016 Series Zürich, Switzerland
• Authorization in PostgreSQL (Long version for lecture)
• VII PgCUBA 2015 La Habana, Cuba
• SwissPUG Series 2015 Zürich, Switzerland
• Cryptological Concepts (2001)

Others

Interview for PostgreSQL person of the week (17.08.2020)

Interview on PostgreSQL for Hackerfunk on Radio Radius

Interview on blacksmithing for Hackerfunk on Radio Radius

The making of an iPad leather case (by Melquíades Clavadetscher)

A very short video showing the technique of the saddler stitch for leather sewing