Universal Table Browser 

Universal Table Browser is a Query Tool giving you access to any database using ODBC. A graphical user interface means that you can simply point and click your way to complex SQL statements or use the SQL editor to write your own query.
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pgISQL (Interactive SQL for PostgreSQL) 

Interactive SQL for PostgreSQL is a powerfull database utility for building, executing and processing queries upon PostgreSQL databases.
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SASSI 

Easy VSS integration with rollback and rollforward functionality, Syntax Highlighting, Easily manage your SQL objects, Syncronization, Keep your documentation up-to-date, Script generation to keep your servers up-to-date.
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SQL Mage for MySQL 

SQL Mage for MySQL is an SQL editor. Besides standard operations with databases, it allows to print out the list of databases, fields of tables, data and SQL scripts. The editor is designed as a set of tabs (each works as a separate SQL editor).
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MyISQL (Interactive SQL for MySQL) 

Interactive SQL for MySQL is a powerfull database utility for building, executing and processing queries upon MySQL databases.
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SQL Balance for SQLBase 

Database Administrators rejoice! Now you don't have to compare and synchronize SQL databases manually. SQLBalance compares the structure and scripts of different databases, highlighting the differences. One click and your databases are synched.
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