-
-(defmethod database-query (query-expression (database closed-database) types)
- (declare (ignore query-expression types))
- (signal-closed-database-error database))
-
-(defmethod database-query (query-expression (database t) types)
- (declare (ignore query-expression types))
- (signal-no-database-error))
-
-(defmethod database-execute-command (sql-expression (database closed-database))
- (declare (ignore sql-expression))
- (signal-closed-database-error database))
-
-(defmethod database-execute-command (sql-expression (database t))
- (declare (ignore sql-expression))
- (signal-no-database-error))
-
-(defgeneric execute-command (expression &key database)
- (:documentation
- "Executes the SQL command specified by EXPRESSION for the database
-specified by DATABASE, which has a default value of
-*DEFAULT-DATABASE*. The argument EXPRESSION may be any SQL statement
-other than a query. To run a stored procedure, pass an appropriate
-string. The call to the procedure needs to be wrapped in a BEGIN END
-pair."))
-
-(defmethod execute-command ((sql-expression string)
- &key (database *default-database*))
- (record-sql-command sql-expression database)
- (let ((res (database-execute-command sql-expression database)))
- (record-sql-result res database))
- (values))