Enamel Microabrasion. Mechanical removal of a small amount of tooth structure (not more than a few tenths of a millimeter in depth) to eliminate superficial enamel discoloration defects not successfully removed by bleaching techniques. A common abrasive is a mixture of pumice and hydrochloric acid.
Database Development Teams: The Great Divide. Software-application development involves more people than just the developers; the work of architects, testers, project managers, andâif the application stores dataâDBAs affects the applicationâs success.
A SQL developer, in addition to being able to write database commands in SQL, should know the particular nuances of at least one SQL database system and be able to use them to maximum advantage. Tasks such as writing stored procedures and database functions should be second nature.