zhaoxin wrote: > Hi All. > > I have a question about the Maximum number of columns in a table ? > > In FAQ for PostgreSQL,I can find this description : > Maximum number of columns in a table? > 250-1600 depending on column types > But , I want to know what type is 1600 limit , and what type is 250 > limit . it is important for me , thanks . Have you tried creating the columns you need in the type you need? What happens? Are you sure hundreds of columns in a table is the best design for your problem? -- Richard Huxton Archonet Ltd