Description of SQLDAC - universal access to SQL databases :
TDacConnection - the connection component, that defines name of Adapter bpl module and Connection string. Connection string implementation depends of corresponding database level.
TDacDataSet - is the kbmMemTable descendant, database independent in-memory dataset with flexible resolving capabilities. Insert, Update, Delete, RefreshRecord operations are implemented by means of InsertSQL, UpdateSQL, DeleteSQL and GetRecordSQL SQL-statement properties. All SQL statements can be saved to and loaded from application database DataSet repository in design-time.