Project Specification: The goal of my project was to develop a tool for facilitating controlling internal Oracle database maintenance jobs. Optionally I was proposed to extend the tool with additional components for controlling of other database related settings. The tool had to be easily customizable, work in multi-database environment and provide concise report for further review to in order to facilitate database administration. Abstract: Document describes DBCheck – reporting tool for multi-database environment. In particular document describes architecture of a tool, detailed description of verifications made, customization and reports provided. Last part of a document contains short manual about tool usage and reference to further documentation.