(in-package #:clsql-aodbc)
;; interface foreign library loading routines
-(defmethod clsql-base:database-type-library-loaded ((database-type (eql :aodbc)))
+(defmethod clsql-sys:database-type-library-loaded ((database-type (eql :aodbc)))
"T if foreign library was able to be loaded successfully. "
(when (find-package :dbi) ;; finds Allegro's DBI (AODBC) package
t))
-(defmethod clsql-base:database-type-load-foreign ((databae-type (eql :aodbc)))
+(defmethod clsql-sys:database-type-load-foreign ((databae-type (eql :aodbc)))
t)
(when (find-package :dbi)
- (clsql-base:database-type-load-foreign :aodbc))
-
-(defmethod database-initialize-database-type ((database-type (eql :aodbc)))
- t)
+ (clsql-sys:database-type-load-foreign :aodbc))
;; AODBC interface
-(defclass aodbc-database (database)
- ((aodbc-conn :accessor database-aodbc-conn :initarg :aodbc-conn)
- (aodbc-db-type :accessor database-aodbc-db-type :initform :unknown)))
+(defclass aodbc-database (generic-odbc-database)
+ ((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
- :aodbc-conn
- (dbi:connect :user user
- :password password
- :data-source-name dsn))
- (clsql-error (e)
- (error e))
- (error () ;; Init or Connect failed
- (error 'clsql-connect-error
- :database-type database-type
- :connection-spec connection-spec
- :errno nil
- :error "Connection failed")))))
-
-(defmethod database-disconnect ((database aodbc-database))
- #+aodbc-v2
- (dbi:disconnect (database-aodbc-conn database))
- (setf (database-aodbc-conn database) nil)
- t)
-
-(defmethod database-query (query-expression (database aodbc-database) result-types field-names)
+ (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 (database-aodbc-conn database)
- :types result-types
+ (dbi:sql query-expression
+ :db (clsql-sys::odbc-conn database)
+ :types result-types
:column-names field-names)
- (clsql-error (e)
- (error e))
- (error ()
- (error 'clsql-sql-error
- :database database
- :expression query-expression
- :errno nil
- :error "Query failed"))))
-
-(defmethod database-execute-command (sql-expression
- (database aodbc-database))
- #+aodbc-v2
- (handler-case
- (dbi:sql sql-expression :db (database-aodbc-conn database))
- (clsql-error (e)
- (error e))
- (error ()
- (error 'clsql-sql-error
- :database database
- :expression sql-expression
- :errno nil
- :error "Execute command failed"))))
-
-(defstruct aodbc-result-set
- (query nil)
- (types nil :type cons)
- (full-set nil :type boolean))
-
-(defmethod database-query-result-set ((query-expression string)
- (database aodbc-database)
- &key full-set result-types)
- #+aodbc-v2
- (handler-case
- (multiple-value-bind (query column-names)
- (dbi:sql query-expression
- :db (database-aodbc-conn database)
- :row-count nil
- :column-names t
- :query t
- :types result-types
- )
- (values
- (make-aodbc-result-set :query query :full-set full-set
- :types result-types)
- (length column-names)
- nil ;; not able to return number of rows with aodbc
- ))
- (clsql-error (e)
- (error e))
+ #+ignore
(error ()
- (error 'clsql-sql-error
- :database database
- :expression query-expression
- :errno nil
- :error "Query result set failed"))))
-
-(defmethod database-dump-result-set (result-set (database aodbc-database))
- #+aodbc-v2
- (dbi:close-query (aodbc-result-set-query result-set))
- t)
-
-(defmethod database-store-next-row (result-set
- (database aodbc-database)
- list)
- #+aodbc-v2
- (let ((row (dbi:fetch-row (aodbc-result-set-query result-set) nil 'eof)))
- (if (eq row 'eof)
- nil
- (progn
- (loop for elem in row
- for rest on list
- do
- (setf (car rest) elem))
- list))))
-
-;;; 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-tables ((database aodbc-database)
- &key (owner nil))
- (declare (ignore owner))
- #+aodbc-v2
- (multiple-value-bind (rows col-names)
- (dbi:list-all-database-tables :db (database-aodbc-conn database))
- (declare (ignore col-names))
- ;; TABLE_SCHEM is hard-coded in second column by ODBC Driver Manager
- ;; TABLE_NAME in third column, TABLE_TYPE in fourth column
- (loop for row in rows
- when (and (not (string-equal "information_schema" (nth 1 row)))
- (string-equal "TABLE" (nth 3 row)))
- collect (nth 2 row))))
-
-(defmethod database-list-views ((database aodbc-database)
- &key (owner nil))
- (declare (ignore owner))
- #+aodbc-v2
- (multiple-value-bind (rows col-names)
- (dbi:list-all-database-tables :db (database-aodbc-conn database))
- (declare (ignore col-names))
- ;; TABLE_SCHEM is hard-coded in second column by ODBC Driver Manager
- ;; TABLE_NAME in third column, TABLE_TYPE in fourth column
- (loop for row in rows
- when (and (not (string-equal "information_schema" (nth 1 row)))
- (string-equal "VIEW" (nth 3 row)))
- collect (nth 2 row))))
-
-(defmethod database-list-attributes ((table string) (database aodbc-database)
- &key (owner nil))
- (declare (ignore owner))
- #+aodbc-v2
- (multiple-value-bind (rows col-names)
- (dbi:list-all-table-columns table :db (database-aodbc-conn database))
- (let ((pos (position "COLUMN_NAME" col-names :test #'string-equal)))
- (when pos
- (loop for row in rows
- collect (nth pos row))))))
-
-(defmethod database-attribute-type ((attribute string) (table string) (database aodbc-database)
- &key (owner nil))
- (declare (ignore owner))
- #+aodbc-v2
- (multiple-value-bind (rows col-names)
- (dbi:list-all-table-columns table :db (database-aodbc-conn database))
- (let ((pos (position "TYPE_NAME" col-names :test #'string-equal)))
- (when pos
- (loop for row in rows
- collect (nth pos row))))))
-
-(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))))
- (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))))
+ (error 'sql-database-data-error
+ :database database
+ :expression query-expression
+ :message "Query failed"))))
(defmethod database-create (connection-spec (type (eql :aodbc)))
(warn "Not implemented."))
(defmethod database-initialize-database-type ((database-type (eql :aodbc)))
t)
-(when (clsql-base:database-type-library-loaded :aodbc)
- (clsql-base:initialize-database-type :database-type :aodbc))
+(when (clsql-sys:database-type-library-loaded :aodbc)
+ (clsql-sys:initialize-database-type :database-type :aodbc))