Welcome to the home of the 2021 ACM SIGMOD/PODS Conference, to be held in Xi'an, Shaanxi, China, on June 20 - June 25, 2021.
The Conference. The annual ACM SIGMOD/PODS Conference is a leading international forum for database researchers, practitioners, developers, and users to explore cutting-edge ideas and results, and to exchange techniques, tools, and experiences in all aspects of data management.

Xi'an. Capital of Shaanxi Province, was called Chang'an in ancient times. It is situated in the central part of Weihe Plain, with the Weihe River flowing in the north and the Qinling Rangs rising and falling in the south.

Xi'an records the great changes of the Chinese nation just like a living history book. During Xian's 3,100 year development, 13 dynasties such as Zhou, Qin, Han and Tang placed their capitals here. So far, Xian enjoys equal fame with Athens, Cairo, and Rome as one of the four major ancient civilization capitals. The cultural and historical significance of the area, as well as the abundant relics and sites, help Xian enjoy the laudatory title of "Natural History Museum".Main tourist attractions include the terra cotta warriors and horses, Great Wild Goose Pagoda, Small Wild Goose Pagoda, Huaqing Pool, BanPo Site, Stele Forest, Mosque, QianLing Mausoleum, Famen Temple and Maoling Mausoleum. Xi'an was the start point of the Old Silk Road that extended from Asia to Europe and played an important role in cultural interflow between the East and West in ancient times.