CREATE-VIEW — Create a database view.
Function
create-view name &key as column-list with-check-option database =>
The name of the view as a string, symbol or SQL expression.
A database object which defaults to *default-database*.
A symbolic SQL query expression.
A list.
A Boolean.
Creates a view called name in database which defaults to *default-database*. The view is created using the query as and the columns of the view may be specified using the column-list parameter. The with-check-option is NIL by default but if it has a non-NIL value, then all insert/update commands on the view are checked to ensure that the new data satisfy the query as.
(create-view [lenins-group] :as [select [first-name] [last-name] [email] :from [employee] :where [= [managerid] 1]]) => (select [*] :from [lenins-group]) => (("Josef" "Stalin" "stalin@soviet.org") ("Leon" "Trotsky" "trotsky@soviet.org") ("Nikita" "Kruschev" "kruschev@soviet.org") ("Leonid" "Brezhnev" "brezhnev@soviet.org") ("Yuri" "Andropov" "andropov@soviet.org") ("Konstantin" "Chernenko" "chernenko@soviet.org") ("Mikhail" "Gorbachev" "gorbachev@soviet.org") ("Boris" "Yeltsin" "yeltsin@soviet.org") ("Vladamir" "Putin" "putin@soviet.org")), ("first_name" "last_name" "email")
A view is created in database.
*default-database*
An error is signalled if name is not a string, symbol or SQL expression. An error of type sql-database-data-error is signalled if a relation called name already exists.
drop-view |
list-views |
view-exists-p |
None.