Universal Data Access Components (UniDAC) is a powerful library of nonvisual cross-database data access components for Delphi, Delphi for .NET, C++Builder, and Lazarus (Free Pascal). We have combined the experience of long-term successful development into one product, which provides unified access to the popular database servers like Oracle, Microsoft SQL Server, MySQL, InterBase, Firebird, PostgreSQL, SQLite, DB2, Microsoft Access, Sybase Advantage Database Server, Sybase Adaptive Server Enterprise, and other databases (using ODBC provider).

EMS SQL Manager for SQL Server is a high performance tool for Microsoft SQL Server database development and administration. SQL Manager works with any MS SQL Server versions from 7 to the newest one and supports the latest SQL Server features including sequences, columnstore and spatial indexes, FileTables, contained databases, custom server roles and other. It offers plenty of powerful SQL tools such as Visual Database Designer that allows creating SQL Server database in few clicks, Visual Query Builder and advanced SQL editor to build complicated SQL Server queries and many more useful features for efficient SQL Server development and administration. SQL Manager for SQL Server has a state-of-the-art graphical user interface with well-described wizard system, so clear in use that even a newbie will not be confused with it.

Use scalable bulk operations (Bulk Insert, Update, Delete, and Merge) and always get the best performance available for your database provider.

SQL Server 2008+
SQL Azure
SQL Compact
MySQL
SQLite
PostgreSQL
Oracle (Coming soon)

DBConvert/ DBSync for MSSQL and PostgreSQL cross database migration software helps to convert and synchronize your database from Microsoft SQL Server to PostgreSQL / Amazon RDS PostgreSQL / Heroku Postgres and in any other possible combination of source and target . As well, Windows Azure SQL Databases may be set up as source or target. Programs are able to connect to any local or remote MS SQL Server and PostgreSQL instances.

DBConvert/ DBSync for Access and Microsoft SQL Server are powerful cross database migration tools for upsizing and synchronization of Access x86/x64 data to MS SQL Server.

Generally the number concurrent users for an Access database is limited to maximum of 10-20 users. Access does not provide the level of security and reliability that SQL Server does. Besides, Microsoft said, that the MS Jet Database Engine that is used in MS Access, has entered a state of functional deprecation. They recommend using MS SQL Server Express or MS SQL Server Compact Editions instead for new database applications as a backend.