+ :flatp t
+ :database database
+ :result-types '(:int)))))
+
+(defmethod database-generate-column-definition (class slotdef (database generic-postgresql-database))
+ ; handle autoincr slots special
+ (when (or (and (listp (view-class-slot-db-constraints slotdef))
+ (member :auto-increment (view-class-slot-db-constraints slotdef)))
+ (eql :auto-increment (view-class-slot-db-constraints slotdef))
+ (slot-value slotdef 'autoincrement-sequence))
+ (let ((sequence-name (database-make-autoincrement-sequence class slotdef database)))
+ (setf (view-class-slot-autoincrement-sequence slotdef) sequence-name)
+ (cond ((listp (view-class-slot-db-constraints slotdef))
+ (setf (view-class-slot-db-constraints slotdef)
+ (remove :auto-increment
+ (view-class-slot-db-constraints slotdef)))
+ (unless (member :default (view-class-slot-db-constraints slotdef))
+ (setf (view-class-slot-db-constraints slotdef)
+ (append
+ (list :default (format nil "nextval('~a')" sequence-name))
+ (view-class-slot-db-constraints slotdef)))))
+ (t
+ (setf (view-class-slot-db-constraints slotdef)
+ (list :default (format nil "nextval('~a')" sequence-name)))))))
+ (call-next-method class slotdef database))
+
+(defmethod database-make-autoincrement-sequence (table column (database generic-postgresql-database))
+ (let* ((table-name (view-table table))
+ (column-name (view-class-slot-column column))
+ (sequence-name (or (slot-value column 'autoincrement-sequence)
+ (convert-to-db-default-case
+ (format nil "~a_~a_SEQ" table-name column-name) database))))
+ (unless (sequence-exists-p sequence-name :database database)
+ (database-create-sequence sequence-name database))
+ sequence-name))