VolgaDB Engine is a small and fast single-user engine for working with flat files in own Volga format or client-server multi-user engine for working with MSSQL, MySQL, MS Access, dBASE databases without using BDE. Component package consists of TVolgaTable, TVolgaQuery, TVolgaServQuery, TVolgaDatabase for Delphi (4,5,6,7), C++Builder (4,5,6), Kylix 3 and VolgaDB Desktop utility for managing Volga files. No any register settings. VolgaDB has lite($0), professional($25) and enterprise($45) editions. Main features: - all standard properties, methods, events of TDataSet, working with any visual DB-aware controls - fast native access to data without BDE and compact Volga file format, supporting most data types and autoinc fields, text descriptions for fields and default values; - record range and filter, sort-on-the-fly; - cached updates, reverting records; - temporary in-memory tables, automatic backup then saving data; - cloning and batch move, restructuring tables in code; - password protection with ciphering; - saving external objects in RecordData property for any record; - saving any arbitrary text within Volga table; - exporting data to text, DBF, XML, Excel files, inporting from text files; - TVolgaQuery executes SQL queries using source Volga tables on disk or already opened in memory; - fast working with MS SQL, MySQL, Jet databases using cash updates; - edit, sort, range, master-detail, filter operations on query result as a table; - callback events to visualization loading/saving process; - properties ReadOnly for whole table and RecReadOnly for current record;