t)
(when (find-package :dbi)
- (clsql-sys:database-type-load-foreign :aodbc))
+ (clsql-sys:database-type-load-foreign :aodbc))
;; AODBC interface
(defclass aodbc-database (generic-odbc-database)
- ((aodbc-conn :accessor database-aodbc-conn :initarg :aodbc-conn)
- (aodbc-db-type :accessor database-aodbc-db-type :initform :unknown)))
+ ((aodbc-db-type :accessor database-aodbc-db-type :initform :unknown)))
(defmethod database-name-from-spec (connection-spec
- (database-type (eql :aodbc)))
+ (database-type (eql :aodbc)))
(check-connection-spec connection-spec database-type (dsn user password))
(destructuring-bind (dsn user password) connection-spec
(declare (ignore password))
#+aodbc-v2
(destructuring-bind (dsn user password) connection-spec
(handler-case
- (make-instance 'aodbc-database
- :name (database-name-from-spec connection-spec :aodbc)
- :database-type :aodbc
- :dbi-package (find-package '#:dbi)
- :aodbc-conn
- (dbi:connect :user user
- :password password
- :data-source-name dsn))
- (clsql-error (e)
- (error e))
- (error () ;; Init or Connect failed
- (error 'sql-connection-error
- :database-type database-type
- :connection-spec connection-spec
- :message "Connection failed")))))
-
-
-
-;;; Sequence functions
-
-(defun %sequence-name-to-table (sequence-name)
- (concatenate 'string "_CLSQL_SEQ_" (sql-escape sequence-name)))
-
-(defun %table-name-to-sequence-name (table-name)
- (and (>= (length table-name) 11)
- (string-equal (subseq table-name 0 11) "_CLSQL_SEQ_")
- (subseq table-name 11)))
-
-(defmethod database-create-sequence (sequence-name
- (database aodbc-database))
- (let ((table-name (%sequence-name-to-table sequence-name)))
- (database-execute-command
- (concatenate 'string "CREATE TABLE " table-name
- " (last_value int NOT NULL PRIMARY KEY, increment_by int, min_value int, is_called char(1))")
- database)
- (database-execute-command
- (concatenate 'string "INSERT INTO " table-name
- " VALUES (1,1,1,'f')")
- database)))
-
-(defmethod database-drop-sequence (sequence-name
- (database aodbc-database))
- (database-execute-command
- (concatenate 'string "DROP TABLE " (%sequence-name-to-table sequence-name))
- database))
-
-(defmethod database-list-sequences ((database aodbc-database)
- &key (owner nil))
- (declare (ignore owner))
- (warn "database-list-sequences not implemented for AODBC.")
- nil)
-
-
-(defmethod database-list-indexes ((database aodbc-database)
- &key (owner nil))
- (warn "database-list-indexes not implemented for AODBC.")
- nil)
-
-(defmethod database-set-sequence-position (sequence-name
- (position integer)
- (database aodbc-database))
- (database-execute-command
- (format nil "UPDATE ~A SET last_value=~A,is_called='t'"
- (%sequence-name-to-table sequence-name)
- position)
- database)
- position)
-
-(defmethod database-sequence-next (sequence-name (database aodbc-database))
- (without-interrupts
- (let* ((table-name (%sequence-name-to-table sequence-name))
- (tuple
- (car (database-query
- (concatenate 'string "SELECT last_value,is_called FROM "
- table-name)
- database :auto nil))))
- (cond
- ((char-equal (schar (second tuple) 0) #\f)
- (database-execute-command
- (format nil "UPDATE ~A SET is_called='t'" table-name)
- database)
- (car tuple))
- (t
- (let ((new-pos (1+ (car tuple))))
- (database-execute-command
- (format nil "UPDATE ~A SET last_value=~D" table-name new-pos)
- database)
- new-pos))))))
-
-(defmethod database-sequence-last (sequence-name (database aodbc-database))
- (without-interrupts
- (caar (database-query
- (concatenate 'string "SELECT last_value FROM "
- (%sequence-name-to-table sequence-name))
- database :auto nil))))
+ (make-instance 'aodbc-database
+ :name (database-name-from-spec connection-spec :aodbc)
+ :database-type :aodbc
+ :dbi-package (find-package '#:dbi)
+ :odbc-conn
+ (dbi:connect :user user
+ :password password
+ :data-source-name dsn))
+ (sql-error (e)
+ (error e))
+ (error () ;; Init or Connect failed
+ (error 'sql-connection-error
+ :database-type database-type
+ :connection-spec connection-spec
+ :message "Connection failed")))))
+
+
+(defmethod database-query (query-expression (database aodbc-database)
+ result-types field-names)
+ #+aodbc-v2
+ (handler-case
+ (dbi:sql query-expression
+ :db (clsql-sys::odbc-conn database)
+ :types result-types
+ :column-names field-names)
+ #+ignore
+ (error ()
+ (error 'sql-database-data-error
+ :database database
+ :expression query-expression
+ :message "Query failed"))))
(defmethod database-create (connection-spec (type (eql :aodbc)))
(warn "Not implemented."))