The mission of SIGMOD has evolved over the years.

During the 1990’s it was
The ACM Special Interest Group on Management of Data investigates the development and application of database technology on a full range of computer organizations. The scope of interests and members is wide with an almost equal mix of people from industry and from academia. SIGMOD sponsors an annual conference that is regarded as one of the most important in the field, particularly for practitioners. Similarly, the quarterly newsletter SIGMOD Record is a valuable resource for state-of-the-art information and includes the annual conference proceedings.
In April 2000-March 2002 it was
The ACM Special Interest Group on Management of Data is concerned with the principles, techniques and applications of database management systems and data management technology. Our members include software developers, academic and industrial researchers, practitioners, users, and students. SIGMOD sponsors the annual SIGMOD/PODS conference, one of the most important and selective in the field. SIGMOD members receive the quarterly SIGMOD Record as well as the SIGMOD Anthology, a comprehensive CD-ROM collection of database-related literature, and the Digital Symposium Collection, an annual multimedia compilation of research papers and other material from various international database conferences.
After March 2002 it was
The ACM Special Interest Group on Management of Data is concerned with the principles, techniques and applications of database management systems and data management technology. Our members include software developers, academic and industrial researchers, practitioners, users, and students. SIGMOD sponsors the annual SIGMOD/PODS conference, one of the most important and selective in the field.  SIGMOD members receive the quarterly SIGMOD Record as well as the current year’s Digital Symposium Collection, an annual multimedia compilation of research papers and other material from various international database conferences. SIGMOD members can also purchase at greatly reduced rates the SIGMOD Anthology, a comprehensive DVD collection of database-related literature.