Manipulate performs SQL operations other than queries on a database based on user specifications.
dbvisual_connect link to a structure

The Manipulate macro performs SQL operations other than queries on a database based on user specifications in a SQL statement. It provides a user interface to the DBdelete, DBinsert, DBupdate, and DBmiscStatement modules that perform the operations and to some additional modules that perform support tasks. The interface also provides access to additional windows.
A pointer to the connection descriptor of the session in which Manipulate is to execute. This is the output of the DBconnect module or Connect macro that initiated the session.
CAUTION: Do not modify this value. A fatal error will result.
Reference Pages: Database Kit Modules " (for reference descriptions of the underlying modules)
Manipulate (for reference descriptions of the UIwindows in Manipulate that are available separately for use in applications)