DataCleaner can access and manage your database, it is an Open Source application for profiling, validating and comparing data. These activities help you administer and monitor your data quality in order to ensure that your data is useful and applicable to your business situation.
DataCleaner is the free alternative to software for master data management (MDM) methodologies, data warehousing (DW) projects, statistical research, preparation for extract-transform-load (ETL) activities and more.

From the users perspective DataCleaner consists of two applications, namely:
1. DataCleaner GUI (Graphical User Interface) - A standalone desktop-application for working with Data Quality. This application offers data profiling, data comparison and validation of rules against data. The GUI is a useful tool for work-in-progress, where explore data and test validation rules on the fly etc.
2. DataCleaner webmonitor - A web-based application for monitoring and scheduling continous Data Quality efforts based on the work created in the desktop-application.

DataCleaner Features:
1. Profiles your database within minutes!
2. Access almost any datastore - oracle, mysql, ms access, csv files, dbase and more
3. Find out which values occur the most with the Value Distribution profile
4. Discover patterns in your textual data with the Pattern Finder

Requirements:
* Java

The license of this software is Free, you can free download and free use this database management software.