It is basically a PHP database abstraction layer for working with a MySQL database.
Here are some key features of "Stratum":
· Connect to a MySQL database
· Select a certain database
· Query a database
· Return the the query as a result set
· Cache the result set
· Get one variable from the database
· Get one row from the database
· Get one column from the cached result set
· Retrieve last AUTO_INCREMENT id created by the connection
· Retrieve number of rows affected by last query
· Remove all stored info of previous query
· Close DB connection
· Displays the last database query and result
· Show SQL or database error message