Added filter-select-list (for clsql-helper:recency-mixin) as an

[clsql.git] / sql / generics.lisp

diff --git a/sql/generics.lisp b/sql/generics.lisp
index 0d1a4da4bcac85582e4a4bb24d568934bef07d97..c406a2b31de79224b941b89fd463f380f6fd7898 100644 (file)
--- a/sql/generics.lisp
+++ b/sql/generics.lisp
@@ -77,7 +77,7 @@ represented by SLOTS are initialised from the values of the
 supplied slots with other attributes having default
 values. Furthermore, OBJECT becomes associated with DATABASE."))
 
 supplied slots with other attributes having default
 values. Furthermore, OBJECT becomes associated with DATABASE."))
 

-(defgeneric update-records-from-instance (object &key database this-class)
+(defgeneric update-records-from-instance (object &key database)

   (:documentation
    "Using an instance of a View Class, OBJECT, update the table
 that stores its instance data. DATABASE defaults to
   (:documentation
    "Using an instance of a View Class, OBJECT, update the table
 that stores its instance data. DATABASE defaults to


@@ -93,7 +93,7 @@ associated with DATABASE."))
 table of the database associated with OBJECT. If OBJECT is not
 yet associated with a database, an error is signalled."))
 
 table of the database associated with OBJECT. If OBJECT is not
 yet associated with a database, an error is signalled."))
 

-(defgeneric update-instance-from-records (object &key database this-class)
+(defgeneric update-instance-from-records (object &key database)

   (:documentation
    "Updates the slot values of the View Class instance OBJECT
 using the attribute values of the appropriate table of DATABASE
   (:documentation
    "Updates the slot values of the View Class instance OBJECT
 using the attribute values of the appropriate table of DATABASE


@@ -122,7 +122,7 @@ effects. Methods specialised on particular View Classes can be
 used to specify any operations that need to be made on View
 Classes instances which have been updated in calls to SELECT."))
 
 used to specify any operations that need to be made on View
 Classes instances which have been updated in calls to SELECT."))
 

-(defgeneric update-slot-with-null (instance slotname slotdef)
+(defgeneric update-slot-with-null (instance slotdef)

   (:documentation "Called to update a slot when its column has a NULL
 value.  If nulls are allowed for the column, the slot's value will be
 nil, otherwise its value will be set to the result of calling
   (:documentation "Called to update a slot when its column has a NULL
 value.  If nulls are allowed for the column, the slot's value will be
 nil, otherwise its value will be set to the result of calling


@@ -193,3 +193,14 @@ the arguments EXPR and DATABASE."))
 
 (defgeneric database-constraint-statement  (constraints database)
   )
 
 (defgeneric database-constraint-statement  (constraints database)
   )

+
+(defgeneric database-translate-constraint (constraint database)
+  (:documentation "Given a column constraint returns its
+database-specific name. For example, auto-increment constraints can
+have different names in different database engines."))
+
+(defgeneric filter-select-list ( view-class clsql-sys::select-list database)
+  (:documentation
+   "Gives fine grained control over sql to be executed and mapped to slots
+    called with a dummy instance (so that class precedence can be used)")
+  )