Regina Obe et les requêtes SQL

Writing better PostGIS queries — REGINA OBE, PARAGON CORPORATION from FOSS4G on Vimeo.

Paul Ramsey

PostGIS Feature Frenzy — Paul Ramsey from FOSS4G on Vimeo.

Vincent Picavet et PostgreSQL 9.4

Gimme some YeSQL! – and a GIS — Vincent Picavet, Oslandia from FOSS4G on Vimeo.