In-memory databases, referential integrity, autoincrement fields, etc. lazarus / 16-Databases ---------------------------------------------------------------------- tatamata ยท 2009-09-19 16:30 For those interested, I have written Wiki page about writing in-memory database applications, by using MemDatasets. I explained how to enforce referential integrity, provide autoincrementing primary key fields, save and restore data to persistent files. http://wiki.lazarus.freepascal.org/How_to_write_in- memory_database_applications_in_Lazarus/FPC