MssqlMerge!

dbForge Schema Compare for SQL Server is a reliable, easy-to-use tool for comparing and synchronizing Microsoft SQL Server database schemas. This product is specially designed to help you compare your SQL Server databases, analyze differences and synchronize your schemas using generated SQL script in a well-designed user interface quickly and without errors.

dbForge Data Compare for SQL Server is a powerful, fast and easy to use SQL compare tool able to complete any data comparison and synchronization tasks and provide the best professional tricks to easy your database management. You can quickly analyze data differences in a well-designed user interface and synchronize comparison results in a convenient wizard with additional options. dbForge Data Compare for SQL Server.

The DataWeigher is the tool to compare and synchronize data. You can select any tables and fields from two MS Access databases and the DataWeigher finds differences. The comparison result is very visual, each type of records (added, deleted, changed) has its own color. You can save the detected changes as a report or SQL script to synchronize data.

A sql management tool which allow to search and explore databases and compare the structure and data of them.

SQL Data Compare is used for automating data migrations, analyzing corrupted data, restoring row-level data from backups and compiling audit trails of missing or changed data. It's the industry standard tool for comparing and synchronizing the contents of two databases because it's very reliable and also very fast.

CompareData is free for comparing table/view data.

Compares and synchronizes rows in tables (or views) for SQL Server and SQL Azure. World's fastest, most reliable, and convenient tool, which has lots options and superb user interface. With Optillect Data Compare SQL you can: analyze data difference in details; synchronize production database with development one; migrate data to new version of SQL Server or SQL Azure; generate T-SQL script for tables; generate optimum synchronization script. Optillect Data Compare SQL features: support for all SQL Server versions (2000, 2005, 2008, 2011, SQL Azure); automatic object mapping; compare all possible data types including data conversion; full data transfer or partial data synchronization; lots of options; WHERE clause to filter rows; generate optimum T-SQL script to update target database; generate INSERTs for particular tables or views (even for particular columns and rows); ultra convenient and stylish user interface. »

SQL Compare, by Red Gate Software, compares and synchronizes SQL Server databases, automates comparisons, and helps you manage database versioning issues

The StarInix Database Compare application will allow you to compare the structure of two databases and display all the differences between them. Supported databases include: SQL Server (All Editions), MySQL and Access databases. You can compare two different databases, like access and SQL 2000. It will also allow you to create snapshots of a database and compare a live database to an snapshot. A database structure viewer is included.