;;;;
;;;; Name: oracle-sql.lisp
;;;;
-;;;; $Id$
-;;;;
;;;; This file is part of CLSQL.
;;;;
;;;; CLSQL users are granted the rights to distribute and use this software
likely that we'll have to worry about the CMUCL limit."))
+(uffi:def-type vp-type :pointer-void)
+(uffi:def-type vpp-type (* :pointer-void))
+
(defmacro deref-vp (foreign-object)
- `(uffi:deref-pointer ,foreign-object :pointer-void))
+ `(the vp-type (uffi:deref-pointer (the vpp-type ,foreign-object) :pointer-void)))
+
+(uffi:def-pointer-var +unsigned-char-null-pointer+
+ (uffi:make-null-pointer :unsigned-char))
+(uffi:def-pointer-var +unsigned-short-null-pointer+
+ (uffi:make-null-pointer :unsigned-short))
+(uffi:def-pointer-var +unsigned-int-null-pointer+
+ (uffi:make-null-pointer :unsigned-int))
;; constants - from OCI?
(eval-when (:compile-toplevel :load-toplevel :execute)
(defconstant SQLT-NUMBER 2)
(defconstant SQLT-INT 3)
- (defconstant SQLT-STR 5)
(defconstant SQLT-FLT 4)
+ (defconstant SQLT-STR 5)
(defconstant SQLT-DATE 12))
;;; Note that despite the suggestive class name (and the way that the
;;; database. Thus, there's no obstacle to having any number of DB
;;; objects referring to the same database.
-(uffi:def-type pointer-pointer-void '(* :pointer-void))
+(uffi:def-type pointer-pointer-void (* :pointer-void))
(defclass oracle-database (database) ; was struct db
((envhp
(date-format
:initarg :date-format
:reader date-format
- :initform "YYYY-MM-DD HH24:MI:SS\"+00\"")
+ :initform "YYYY-MM-DD HH24:MI:SS\".0\"")
(date-format-length
:type number
:documentation
output format. In order to extract date strings from output buffers
holding multiple date strings in fixed-width fields, we need to know
the length of that format.")
- (server-version
- :type string
+ (server-version
+ :type (or null string)
:initarg :server-version
:reader server-version
:documentation
:initarg :major-server-version
:reader major-server-version
:documentation
- "The major version number of the Oracle server, should be 8, 9, or 10")
- (client-version
- :type string
- :initarg :client-version
- :reader client-version
- :documentation
- "Version string of Oracle client.")
- (major-client-version
- :type (or null fixnum)
- :initarg :major-client-version
- :reader major-client-version
- :documentation
- "The major version number of the Oracle client, should be 8, 9, or 10")))
-
+ "The major version number of the Oracle server, should be 8, 9, or 10")))
+
+;;; Handle a non-successful result from an OCI function.
+(defun handle-oci-result (result database nulls-ok)
+ (case result
+ (#.+oci-success+
+ +oci-success+)
+ (#.+oci-error+
+ (handle-oci-error :database database :nulls-ok nulls-ok))
+ (#.+oci-no-data+
+ (error 'sql-database-error :message "OCI No Data Found"))
+ (#.+oci-success-with-info+
+ (error 'sql-database-error :message "internal error: unexpected +oci-success-with-info"))
+ (#.+oci-invalid-handle+
+ (error 'sql-database-error :message "OCI Invalid Handle"))
+ (#.+oci-need-data+
+ (error 'sql-database-error :message "OCI Need Data"))
+ (#.+oci-still-executing+
+ (error 'sql-temporary-error :message "OCI Still Executing"))
+ (#.+oci-continue+
+ (error 'sql-database-error :message "OCI Continue"))
+ (1804
+ (error 'sql-database-error :message "Check ORACLE_HOME and NLS settings."))
+ (t
+ (error 'sql-database-error
+ :message
+ (format nil "OCI unknown error, code=~A" result)))))
;;; Handle the messy case of return code=+oci-error+, querying the
;;; system for subcodes and reporting them as appropriate. ERRHP and
;;; NULLS-OK are as in the OERR function.
(defun handle-oci-error (&key database nulls-ok)
- (cond (database
- (with-slots (errhp)
- database
- (uffi:with-foreign-objects ((errbuf '(:array :unsigned-char
- #.+errbuf-len+))
- (errcode :long))
- ;; ensure errbuf empty string
- (setf (uffi:deref-array errbuf '(:array :unsigned-char) 0)
- (uffi:ensure-char-storable (code-char 0)))
-
- (setf (uffi:deref-pointer errcode :long) 0)
- (oci-error-get (deref-vp errhp) 1
- (uffi:make-null-pointer :unsigned-char)
- errcode errbuf +errbuf-len+ +oci-htype-error+)
- (let ((subcode (uffi:deref-pointer errcode :long)))
- (unless (and nulls-ok (= subcode +null-value-returned+))
- (error 'sql-database-error
- :database database
- :error-id subcode
- :message (uffi:convert-from-foreign-string errbuf)))))))
- (nulls-ok
- (error 'sql-database-error
- :database database
- :message "can't handle NULLS-OK without ERRHP"))
- (t
- (error 'sql-database-error
- :database database
- :message "OCI Error (and no ERRHP available to find subcode)"))))
+ (cond
+ (database
+ (with-slots (errhp) database
+ (let ((errcode (uffi:allocate-foreign-object 'sb4))
+ (errbuf (uffi:allocate-foreign-string #.+errbuf-len+)))
+ ;; ensure errbuf empty string
+ (setf (uffi:deref-array errbuf '(:array :unsigned-char) 0)
+ (uffi:ensure-char-storable (code-char 0)))
+ (setf (uffi:deref-pointer errcode 'sb4) 0)
+
+ (uffi:with-cstring (sqlstate nil)
+ (oci-error-get (deref-vp errhp) 1
+ sqlstate
+ errcode
+ (uffi:char-array-to-pointer errbuf)
+ +errbuf-len+ +oci-htype-error+))
+ (let ((subcode (uffi:deref-pointer errcode 'sb4))
+ (errstr (uffi:convert-from-foreign-string
+ errbuf
+ :encoding (when database (encoding database)))))
+ (uffi:free-foreign-object errcode)
+ (uffi:free-foreign-object errbuf)
+ (unless (and nulls-ok (= subcode +null-value-returned+))
+ (error 'sql-database-error
+ :database database
+ :error-id subcode
+ :message errstr))))))
+ (nulls-ok
+ (error 'sql-database-error
+ :database database
+ :message "can't handle NULLS-OK without ERRHP"))
+ (t
+ (error 'sql-database-error
+ :database database
+ :message "OCI Error (and no ERRHP available to find subcode)"))))
;;; Require an OCI success code.
;;;
(declare (type fixnum code))
(unless (= code +oci-success+)
(error 'sql-database-error
- :message (format nil "unexpected OCI failure, code=~S" code))))
+ :message (format nil "unexpected OCI failure, code=~S" code))))
;;; Enabling this can be handy for low-level debugging.
#+nil
(progn
- (trace oci-initialize #+oci-8-1-5 oci-env-create oci-handle-alloc oci-logon
+ (trace #-oci7 oci-env-create oci-initialize oci-handle-alloc oci-logon
oci-error-get oci-stmt-prepare oci-stmt-execute
oci-param-get oci-logon oci-attr-get oci-define-by-pos oci-stmt-fetch)
(setf debug::*debug-print-length* nil))
-;;;; the OCI library, part V: converting from OCI representations to Lisp
-;;;; representations
-
;; Return the INDEXth string of the OCI array, represented as Lisp
;; SIMPLE-STRING. SIZE is the size of the fixed-width fields used by
;; Oracle to store strings within the array.
-;; In the wild world of databases, trailing spaces aren't generally
-;; significant, since e.g. "LARRY " and "LARRY " are the same string
-;; stored in different fixed-width fields. OCI drops trailing spaces
-;; for us in some cases but apparently not for fields of fixed
-;; character width, e.g.
-;;
-;; (dbi:sql "create table employees (name char(15), job char(15), city
-;; char(15), rate float)" :db orcl :types :auto)
-;; In order to map the "same string" property above onto Lisp equality,
-;; we drop trailing spaces in all cases:
-
-(uffi:def-type string-array (:array :unsigned-char))
+(uffi:def-type string-pointer (* :unsigned-char))
-(defun deref-oci-string (arrayptr string-index size)
-;; (declare (type string-array arrayptr))
+(defun deref-oci-string (arrayptr string-index size encoding)
+ (declare (type string-pointer arrayptr))
(declare (type (mod #.+n-buf-rows+) string-index))
(declare (type (and unsigned-byte fixnum) size))
- (let* ((raw (uffi:convert-from-foreign-string
- (uffi:make-pointer
- (+ (uffi:pointer-address arrayptr) (* string-index size))
- :unsigned-char)))
- (trimmed (string-trim " " raw)))
- (if (equal trimmed "NULL") nil trimmed)))
+ (let ((str (uffi:convert-from-foreign-string
+ (uffi:make-pointer
+ (+ (uffi:pointer-address arrayptr) (* string-index size))
+ :unsigned-char)
+ :encoding encoding)))
+ (if (string-equal str "NULL") nil str)))
;; the OCI library, part Z: no-longer used logic to convert from
;; Oracle's binary date representation to Common Lisp's native date
#+nil
(defun deref-oci-date (arrayptr index)
- (oci-date->universal-time (uffi:pointer-address
- (uffi:deref-array arrayptr
- '(:array :unsigned-char)
- (* index +oci-date-bytes+)))))
+ (oci-date->universal-time (uffi:pointer-address
+ (uffi:deref-array arrayptr
+ '(:array :unsigned-char)
+ (* index +oci-date-bytes+)))))
#+nil
(defun oci-date->universal-time (oci-date)
(declare (type (alien (* :unsigned-char)) oci-date))
(flet (;; a character from OCI-DATE, interpreted as an unsigned byte
- (ub (i)
- (declare (type (mod #.+oci-date-bytes+) i))
- (mod (uffi:deref-array oci-date string-array i) 256)))
+ (ub (i)
+ (declare (type (mod #.+oci-date-bytes+) i))
+ (mod (uffi:deref-array oci-date string-array i) 256)))
(let* ((century (* (- (ub 0) 100) 100))
- (year (+ century (- (ub 1) 100)))
- (month (ub 2))
- (day (ub 3))
- (hour (1- (ub 4)))
- (minute (1- (ub 5)))
- (second (1- (ub 6))))
+ (year (+ century (- (ub 1) 100)))
+ (month (ub 2))
+ (day (ub 3))
+ (hour (1- (ub 4)))
+ (minute (1- (ub 5)))
+ (second (1- (ub 6))))
(encode-universal-time second minute hour day month year))))
(defmethod database-list-tables ((database oracle-database) &key owner)
(let ((query
- (if owner
- (format nil
- "select user_tables.table_name from user_tables,all_tables where user_tables.table_name=all_tables.table_name and all_tables.owner='~:@(~A~)'"
- owner)
- "select table_name from user_tables")))
+ (cond ((null owner)
+ "select table_name from user_tables")
+ ((eq owner :all)
+ "select table_name from all_tables")
+ (t
+ (format nil
+ "select user_tables.table_name from user_tables,all_tables where user_tables.table_name=all_tables.table_name and all_tables.owner='~:@(~A~)'"
+ owner)))))
(mapcar #'car (database-query query database nil nil))))
(defmethod database-list-views ((database oracle-database) &key owner)
(let ((query
- (if owner
- (format nil
- "select user_views.view_name from user_views,all_views where user_views.view_name=all_views.view_name and all_views.owner='~:@(~A~)'"
- owner)
- "select view_name from user_views")))
+ (cond ((null owner)
+ "select view_name from user_views")
+ ((eq owner :all)
+ "select view_name from all_views")
+ (t
+ (format nil
+ "select user_views.view_name from user_views,all_views where user_views.view_name=all_views.view_name and all_views.owner='~:@(~A~)'"
+ owner)))))
(mapcar #'car
- (database-query query database nil nil))))
+ (database-query query database nil nil))))
(defmethod database-list-indexes ((database oracle-database)
&key (owner nil))
(let ((query
- (if owner
- (format nil
- "select user_indexes.index_name from user_indexes,all_indexes where user_indexes.index_name=all_indexes.index_name and all_indexes.owner='~:@(~A~)'"
- owner)
- "select index_name from user_indexes")))
+ (cond ((null owner)
+ "select index_name from user_indexes")
+ ((eq owner :all)
+ "select index_name from all_indexes")
+ (t (format nil
+ "select user_indexes.index_name from user_indexes,all_indexes where user_indexes.index_name=all_indexes.index_name and all_indexes.owner='~:@(~A~)'"
+ owner)))))
(mapcar #'car (database-query query database nil nil))))
(defmethod database-list-table-indexes (table (database oracle-database)
- &key (owner nil))
+ &key (owner nil))
(let ((query
- (if owner
- (format nil
- "select user_indexes.index_name from user_indexes,all_indexes where user_indexes.table_name='~A' and user_indexes.index_name=all_indexes.index_name and all_indexes.owner='~:@(~A~)'"
- table owner)
- (format nil "select index_name from user_indexes where table_name='~A'"
- table))))
+ (cond ((null owner)
+ (format nil "select index_name from user_indexes where table_name='~A'"
+ table))
+ ((eq owner :all)
+ (format nil "select index_name from all_indexes where table_name='~A'"
+ table))
+ (t
+ (format nil
+ "select user_indexes.index_name from user_indexes,all_indexes where user_indexes.table_name='~A' and user_indexes.index_name=all_indexes.index_name and all_indexes.owner='~:@(~A~)'"
+ table owner)))))
(mapcar #'car (database-query query database nil nil))))
-(defmethod list-all-table-columns (table (db oracle-database))
- (declare (string table))
- (let* ((sql-stmt (concatenate
- 'simple-string
- "select "
- "'',"
- "all_tables.OWNER,"
- "'',"
- "user_tab_columns.COLUMN_NAME,"
- "user_tab_columns.DATA_TYPE from user_tab_columns,"
- "all_tables where all_tables.table_name = '" table "'"
- " and user_tab_columns.table_name = '" table "'"))
- (preresult (database-query sql-stmt db :auto nil)))
- ;; PRERESULT is like RESULT except that it has a name instead of
- ;; type codes in the fifth column of each row. To fix this, we
- ;; destructively modify PRERESULT.
- (dolist (preresult-row preresult)
- (setf (fifth preresult-row)
- (if (find (fifth preresult-row)
- #("NUMBER" "DATE")
- :test #'string=)
- 2 ; numeric
- 1))) ; string
- preresult))
(defmethod database-list-attributes (table (database oracle-database) &key owner)
(let ((query
- (if owner
- (format nil
- "select user_tab_columns.column_name from user_tab_columns,all_tables where user_tab_columns.table_name='~A' and all_tables.table_name=user_tab_columns.table_name and all_tables.owner='~:@(~A~)'"
- table owner)
- (format nil
- "select column_name from user_tab_columns where table_name='~A'"
- table))))
+ (cond ((null owner)
+ (format nil "select column_name from user_tab_columns where table_name='~A'"
+ table))
+ ((eq owner :all)
+ (format nil "select column_name from all_tab_columns where table_name='~A'"
+ table))
+ (t
+ (format nil
+ "select user_tab_columns.column_name from user_tab_columns,all_tables where user_tab_columns.table_name='~A' and all_tables.table_name=user_tab_columns.table_name and all_tables.owner='~:@(~A~)'"
+ table owner)))))
(mapcar #'car (database-query query database nil nil))))
(defmethod database-attribute-type (attribute (table string)
- (database oracle-database)
- &key (owner nil))
- (let ((query
- (if owner
- (format nil
- "select data_type,data_length,data_scale,nullable from user_tab_columns,all_tables where user_tab_columns.table_name='~A' and column_name='~A' and all_tables.table_name=user_tab_columns.table_name and all_tables.owner='~:@(~A~)'"
- table attribute owner)
- (format nil
- "select data_type,data_length,data_scale,nullable from user_tab_columns where table_name='~A' and column_name='~A'"
- table attribute))))
+ (database oracle-database)
+ &key (owner nil))
+ (let ((query
+ (cond ((null owner)
+ (format nil
+ "select data_type,data_length,data_scale,nullable from user_tab_columns where table_name='~A' and column_name='~A'"
+ table attribute))
+ ((eq owner :all)
+ (format nil
+ "select data_type,data_length,data_scale,nullable from all_tab_columns where table_name='~A' and column_name='~A'"
+ table attribute))
+ (t
+ (format nil
+ "select data_type,data_length,data_scale,nullable from user_tab_columns,all_tables where user_tab_columns.table_name='~A' and column_name='~A' and all_tables.table_name=user_tab_columns.table_name and all_tables.owner='~:@(~A~)'"
+ table attribute owner)))))
(destructuring-bind (type length scale nullable) (car (database-query query database :auto nil))
- (values (ensure-keyword type) length scale
- (if (char-equal #\Y (schar nullable 0)) 1 0)))))
-
+ (values (ensure-keyword type) length scale
+ (if (char-equal #\Y (schar nullable 0)) 1 0)))))
+
;; Return one row of the table referred to by QC, represented as a
;; list; or if there are no more rows, signal an error if EOF-ERRORP,
;; or return EOF-VALUE otherwise.
;; STREAM which has no more data, and QC is not a STREAM, we signal
;; DBI-ERROR instead.
-(uffi:def-type short-array '(:array :short))
-(uffi:def-type int-pointer '(* :int))
-(uffi:def-type double-pointer '(* :double))
+(uffi:def-type short-array (* :short))
+(uffi:def-type int-array (* :int))
+(uffi:def-type double-array (* :double))
+(uffi:def-type int-pointer (* :int))
+(uffi:def-type double-pointer (* :double))
;;; the result of a database query: a cursor through a table
(defstruct (oracle-result-set (:print-function print-query-cursor)
:type oracle-database
:read-only t)
(stmthp (error "missing STMTHP") ; the statement handle used to create
-;; :type alien ; this table. owned by the QUERY-CURSOR
+;; :type alien ; this table. owned by the QUERY-CURSOR
:read-only t) ; object, deallocated on CLOSE-QUERY
(cds) ; (error "missing CDS") ; column descriptors
; :type (simple-array cd 1)
- ; :read-only t)
- (n-from-oci
+ ; :read-only t)
+ (n-from-oci
0 ; buffered rows: number of rows recv'd
:type (integer 0 #.+n-buf-rows+)) ; from the database on the last read
(n-to-dbi
; from it after that..
-(defun fetch-row (qc &optional (eof-errorp t) eof-value)
- ;;(declare (optimize (speed 3)))
+(defun fetch-row (qc &optional (eof-errorp t) eof-value encoding)
+ (declare (optimize (speed 3)))
(cond ((zerop (qc-n-from-oci qc))
- (if eof-errorp
- (error 'sql-database-error :message
- (format nil "no more rows available in ~S" qc))
- eof-value))
- ((>= (qc-n-to-dbi qc)
- (qc-n-from-oci qc))
- (refill-qc-buffers qc)
- (fetch-row qc nil eof-value))
- (t
- (let ((cds (qc-cds qc))
- (reversed-result nil)
- (irow (qc-n-to-dbi qc)))
- (dotimes (icd (length cds))
- (let* ((cd (aref cds icd))
- (b (foreign-resource-buffer (cd-buffer cd)))
- (value
- (let* ((arb (foreign-resource-buffer (cd-indicators cd)))
- (indicator (uffi:deref-array arb '(:array :short) irow)))
- ;; b(declare (type short-array arb))
- (unless (= indicator -1)
- (ecase (cd-oci-data-type cd)
- (#.SQLT-STR
- (deref-oci-string b irow (cd-sizeof cd)))
- (#.SQLT-FLT
- (uffi:deref-array b '(:array :double) irow))
- (#.SQLT-INT
- (uffi:deref-array b '(:array :int) irow))
- (#.SQLT-DATE
- (deref-oci-string b irow (cd-sizeof cd))))))))
- (when (and (eq :string (cd-result-type cd))
- value
- (not (stringp value)))
- (setq value (write-to-string value)))
- (push value reversed-result)))
- (incf (qc-n-to-dbi qc))
- (nreverse reversed-result)))))
+ (if eof-errorp
+ (error 'sql-database-error :message
+ (format nil "no more rows available in ~S" qc))
+ eof-value))
+ ((>= (qc-n-to-dbi qc)
+ (qc-n-from-oci qc))
+ (refill-qc-buffers qc)
+ (fetch-row qc nil eof-value encoding))
+ (t
+ (let ((cds (qc-cds qc))
+ (reversed-result nil)
+ (irow (qc-n-to-dbi qc)))
+ (dotimes (icd (length cds))
+ (let* ((cd (aref cds icd))
+ (b (foreign-resource-buffer (cd-buffer cd)))
+ (value
+ (let* ((arb (foreign-resource-buffer (cd-indicators cd)))
+ (indicator (uffi:deref-array arb '(:array :short) irow)))
+ (declare (type short-array arb))
+ (unless (= indicator -1)
+ (ecase (cd-oci-data-type cd)
+ (#.SQLT-STR
+ (deref-oci-string b irow (cd-sizeof cd) encoding))
+ (#.SQLT-FLT
+ (locally
+ (declare (type double-array b))
+ (uffi:deref-array b '(:array :double) irow)))
+ (#.SQLT-INT
+ (ecase (cd-sizeof cd)
+ (4
+ (locally
+ (declare (type int-array b))
+ (uffi:deref-array b '(:array :int) irow)))))
+ (#.SQLT-DATE
+ (deref-oci-string b irow (cd-sizeof cd) encoding)))))))
+ (when (and (eq :string (cd-result-type cd))
+ value
+ (not (stringp value)))
+ (setq value (write-to-string value)))
+ (push value reversed-result)))
+ (incf (qc-n-to-dbi qc))
+ (nreverse reversed-result)))))
(defun refill-qc-buffers (qc)
(with-slots (errhp) (qc-db qc)
(cond ((qc-oci-end-seen-p qc)
(setf (qc-n-from-oci qc) 0))
(t
- (let ((oci-code (%oci-stmt-fetch
- (deref-vp (qc-stmthp qc))
- (deref-vp errhp)
- +n-buf-rows+
- +oci-fetch-next+ +oci-default+)))
+ (let ((oci-code (%oci-stmt-fetch
+ (deref-vp (qc-stmthp qc))
+ (deref-vp errhp)
+ +n-buf-rows+
+ +oci-fetch-next+ +oci-default+)))
(ecase oci-code
(#.+oci-success+ (values))
(#.+oci-no-data+ (setf (qc-oci-end-seen-p qc) t)
(values))
(#.+oci-error+ (handle-oci-error :database (qc-db qc)
:nulls-ok t))))
- (uffi:with-foreign-object (rowcount :long)
+ (uffi:with-foreign-object (rowcount 'ub4)
(oci-attr-get (deref-vp (qc-stmthp qc))
- +oci-htype-stmt+
- rowcount
- (uffi:make-null-pointer :unsigned-long)
- +oci-attr-row-count+
+ +oci-htype-stmt+
+ rowcount
+ +unsigned-int-null-pointer+
+ +oci-attr-row-count+
(deref-vp errhp))
(setf (qc-n-from-oci qc)
- (- (uffi:deref-pointer rowcount :long)
- (qc-total-n-from-oci qc)))
+ (- (uffi:deref-pointer rowcount 'ub4)
+ (qc-total-n-from-oci qc)))
(when (< (qc-n-from-oci qc) +n-buf-rows+)
(setf (qc-oci-end-seen-p qc) t))
(setf (qc-total-n-from-oci qc)
- (uffi:deref-pointer rowcount :long)))))
+ (uffi:deref-pointer rowcount 'ub4)))))
(values)))
;; the guts of the SQL function
;; freeing the STMTHP when it is no longer needed.
(defun sql-stmt-exec (sql-stmt-string db result-types field-names)
- (with-slots (envhp svchp errhp)
- db
- (let ((stmthp (uffi:allocate-foreign-object :pointer-void)))
- (uffi:with-foreign-object (stmttype :unsigned-short)
-
- (oci-handle-alloc (deref-vp envhp)
- stmthp
- +oci-htype-stmt+ 0 +null-void-pointer-pointer+)
- (oci-stmt-prepare (deref-vp stmthp)
- (deref-vp errhp)
- (uffi:convert-to-cstring sql-stmt-string)
- (length sql-stmt-string)
- +oci-ntv-syntax+ +oci-default+ :database db)
- (oci-attr-get (deref-vp stmthp)
- +oci-htype-stmt+
- stmttype
- (uffi:make-null-pointer :unsigned-int)
- +oci-attr-stmt-type+
- (deref-vp errhp)
- :database db)
- (let* ((select-p (= (uffi:deref-pointer stmttype :unsigned-short) 1))
- (iters (if select-p 0 1)))
-
- (oci-stmt-execute (deref-vp svchp)
- (deref-vp stmthp)
- (deref-vp errhp)
- iters 0 +null-void-pointer+ +null-void-pointer+ +oci-default+
- :database db)
- (cond (select-p
- (make-query-cursor db stmthp result-types field-names))
- (t
- (oci-handle-free (deref-vp stmthp) +oci-htype-stmt+)
- nil)))))))
+ (with-slots (envhp svchp errhp) db
+ (uffi:with-foreign-strings ((c-stmt-string sql-stmt-string))
+ (let ((stmthp (uffi:allocate-foreign-object :pointer-void))
+ select-p)
+
+ (uffi:with-foreign-object (stmttype :unsigned-short)
+ (unwind-protect
+ (progn
+ (oci-handle-alloc (deref-vp envhp)
+ stmthp
+ +oci-htype-stmt+ 0 +null-void-pointer-pointer+)
+ (oci-stmt-prepare (deref-vp stmthp)
+ (deref-vp errhp)
+ c-stmt-string
+ (length sql-stmt-string)
+ +oci-ntv-syntax+ +oci-default+ :database db)
+ (oci-attr-get (deref-vp stmthp)
+ +oci-htype-stmt+
+ stmttype
+ +unsigned-int-null-pointer+
+ +oci-attr-stmt-type+
+ (deref-vp errhp)
+ :database db)
+
+ (setq select-p (= (uffi:deref-pointer stmttype :unsigned-short) 1))
+ (let ((iters (if select-p 0 1)))
+
+ (oci-stmt-execute (deref-vp svchp)
+ (deref-vp stmthp)
+ (deref-vp errhp)
+ iters 0 +null-void-pointer+ +null-void-pointer+ +oci-default+
+ :database db)))
+ ;; free resources unless a query
+ (unless select-p
+ (oci-handle-free (deref-vp stmthp) +oci-htype-stmt+)
+ (uffi:free-foreign-object stmthp))))
+
+ (cond
+ (select-p
+ (make-query-cursor db stmthp result-types field-names))
+ (t
+ nil))))))
;; Return a QUERY-CURSOR representing the table returned from the OCI
(defun make-query-cursor (db stmthp result-types field-names)
(let ((qc (%make-query-cursor :db db
- :stmthp stmthp
- :cds (make-query-cursor-cds db stmthp
- result-types
- field-names))))
+ :stmthp stmthp
+ :cds (make-query-cursor-cds db stmthp
+ result-types
+ field-names))))
(refill-qc-buffers qc)
qc))
;; 21 bytes. See pp. 3-10, 3-26, and 6-13 of OCI documentation
;; for more details.
+;; Mac OS X Note: According to table 6-8 in the Oracle 9i OCI
+;; documentation, PRECISION may actually be an sb2 instead of a
+;; single byte if performing an "implicit describe". Using a
+;; signed short instead of an unsigned byte fixes a Mac OS X bug
+;; where PRECISION is always zero. -- JJB 20040713
+
;; When calling OCI C code to handle the conversion, we have
;; only two numeric types available to pass the return value:
;; double-float and signed-long. It would be possible to
;; below, beware!) try setting this value into COLSIZE, calling OCI,
;; then looking at the value in COLSIZE. (setf colsize #x12345678)
;; debugging only
-
+
+;; Mac OS X Note: This workaround fails on a bigendian platform so
+;; I've changed the data type of COLNAME to :unsigned-short as per
+;; the Oracle 9i OCI documentation. -- JJB 20040713
+
+(uffi:def-type byte-pointer (* :byte))
+(uffi:def-type void-pointer-pointer (* :void-pointer))
(defun make-query-cursor-cds (database stmthp result-types field-names)
(declare (optimize (safety 3) #+nil (speed 3))
- (type oracle-database database)
- (type pointer-pointer-void stmthp))
+ (type oracle-database database)
+ (type pointer-pointer-void stmthp))
(with-slots (errhp) database
(uffi:with-foreign-objects ((dtype-foreign :unsigned-short)
- (parmdp ':pointer-void)
- (precision :byte)
- (scale :byte)
- (colname '(* :unsigned-char))
- (colnamelen :unsigned-long)
- (colsize :unsigned-long)
- (colsizesize :unsigned-long)
- (defnp ':pointer-void))
+ (parmdp :pointer-void)
+ (precision :short)
+ (scale :byte)
+ (colname '(* :unsigned-char))
+ (colnamelen 'ub4)
+ (colsize 'ub2)
+ (defnp ':pointer-void))
(let ((buffer nil)
- (sizeof nil))
- (do ((icolumn 0 (1+ icolumn))
- (cds-as-reversed-list nil))
- ((not (eql (oci-param-get (deref-vp stmthp)
- +oci-htype-stmt+
- (deref-vp errhp)
- parmdp
- (1+ icolumn) :database database)
- +oci-success+))
- (coerce (reverse cds-as-reversed-list) 'simple-vector))
- ;; Decode type of ICOLUMNth column into a type we're prepared to
- ;; handle in Lisp.
- (oci-attr-get (deref-vp parmdp)
- +oci-dtype-param+
- dtype-foreign
- (uffi:make-null-pointer :unsigned-int)
- +oci-attr-data-type+
- (deref-vp errhp))
- (let ((dtype (uffi:deref-pointer dtype-foreign :unsigned-short)))
- (case dtype
- (#.SQLT-DATE
- (setf buffer (acquire-foreign-resource :unsigned-char
- (* 32 +n-buf-rows+)))
- (setf sizeof 32 dtype #.SQLT-STR))
- (#.SQLT-NUMBER
- (oci-attr-get (deref-vp parmdp)
- +oci-dtype-param+
- precision
- (uffi:make-null-pointer :unsigned-int)
- +oci-attr-precision+
- (deref-vp errhp))
- (oci-attr-get (deref-vp parmdp)
- +oci-dtype-param+
- scale
- (uffi:make-null-pointer :unsigned-int)
- +oci-attr-scale+
- (deref-vp errhp))
- (let ((*scale (uffi:deref-pointer scale :byte))
- (*precision (uffi:deref-pointer precision :byte)))
- ;;(format t "scale=~d, precision=~d~%" *scale *precision)
- (cond
- ((or (zerop *scale)
- (and (minusp *scale) (< *precision 10)))
- (setf buffer (acquire-foreign-resource :int +n-buf-rows+)
- sizeof 4 ;; sizeof(int)
- dtype #.SQLT-INT))
- (t
- (setf buffer (acquire-foreign-resource :double +n-buf-rows+)
- sizeof 8 ;; sizeof(double)
- dtype #.SQLT-FLT)))) )
- ;; Default to SQL-STR
- (t
- (setf (uffi:deref-pointer colsize :unsigned-long) 0
- dtype #.SQLT-STR)
- (oci-attr-get (deref-vp parmdp)
- +oci-dtype-param+
- colsize
- (uffi:make-null-pointer :unsigned-int) ;; (uffi:pointer-address colsizesize)
- +oci-attr-data-size+
- (deref-vp errhp))
- (let ((colsize-including-null (1+ (uffi:deref-pointer colsize :unsigned-long))))
- (setf buffer (acquire-foreign-resource
- :unsigned-char (* +n-buf-rows+ colsize-including-null)))
- (setf sizeof colsize-including-null))))
- (let ((retcodes (acquire-foreign-resource :unsigned-short +n-buf-rows+))
- (indicators (acquire-foreign-resource :short +n-buf-rows+))
- (colname-string ""))
- (when field-names
- (oci-attr-get (deref-vp parmdp)
- +oci-dtype-param+
- colname
- colnamelen
- +oci-attr-name+
- (deref-vp errhp))
- (setq colname-string (uffi:convert-from-foreign-string
- (uffi:deref-pointer colname '(* :unsigned-char))
- :length (uffi:deref-pointer colnamelen :unsigned-long))))
- (push (make-cd :name colname-string
- :sizeof sizeof
- :buffer buffer
- :oci-data-type dtype
- :retcodes retcodes
- :indicators indicators
- :result-type (cond
- ((consp result-types)
- (nth icolumn result-types))
- ((null result-types)
- :string)
- (t
- result-types)))
- cds-as-reversed-list)
- (oci-define-by-pos (deref-vp stmthp)
- defnp
- (deref-vp errhp)
- (1+ icolumn) ; OCI 1-based indexing again
- (foreign-resource-buffer buffer)
- sizeof
- dtype
- (foreign-resource-buffer indicators)
- (uffi:make-null-pointer :unsigned-short)
- (foreign-resource-buffer retcodes)
- +oci-default+))))))))
-
+ (sizeof nil))
+ (do ((icolumn 0 (1+ icolumn))
+ (cds-as-reversed-list nil))
+ ((not (eql (oci-param-get (deref-vp stmthp)
+ +oci-htype-stmt+
+ (deref-vp errhp)
+ parmdp
+ (1+ icolumn) :database database)
+ +oci-success+))
+ (coerce (reverse cds-as-reversed-list) 'simple-vector))
+ ;; Decode type of ICOLUMNth column into a type we're prepared to
+ ;; handle in Lisp.
+ (oci-attr-get (deref-vp parmdp)
+ +oci-dtype-param+
+ dtype-foreign
+ +unsigned-int-null-pointer+
+ +oci-attr-data-type+
+ (deref-vp errhp))
+ (let ((dtype (uffi:deref-pointer dtype-foreign :unsigned-short)))
+ (declare (fixnum dtype))
+ (case dtype
+ (#.SQLT-DATE
+ (setf buffer (acquire-foreign-resource :unsigned-char
+ (* 32 +n-buf-rows+)))
+ (setf sizeof 32 dtype #.SQLT-STR))
+ (#.SQLT-NUMBER
+ (oci-attr-get (deref-vp parmdp)
+ +oci-dtype-param+
+ precision
+ +unsigned-int-null-pointer+
+ +oci-attr-precision+
+ (deref-vp errhp))
+ (oci-attr-get (deref-vp parmdp)
+ +oci-dtype-param+
+ scale
+ +unsigned-int-null-pointer+
+ +oci-attr-scale+
+ (deref-vp errhp))
+ (let ((*scale (uffi:deref-pointer scale :byte))
+ (*precision (uffi:deref-pointer precision :short)))
+
+ ;;(format t "scale=~d, precision=~d~%" *scale *precision)
+ (cond
+ ((or (and (minusp *scale) (zerop *precision))
+ (and (zerop *scale) (plusp *precision)))
+ (setf buffer (acquire-foreign-resource :int +n-buf-rows+)
+ sizeof 4 ;; sizeof(int)
+ dtype #.SQLT-INT))
+ (t
+ (setf buffer (acquire-foreign-resource :double +n-buf-rows+)
+ sizeof 8 ;; sizeof(double)
+ dtype #.SQLT-FLT)))))
+ ;; Default to SQL-STR
+ (t
+ (setf (uffi:deref-pointer colsize :unsigned-short) 0)
+ (setf dtype #.SQLT-STR)
+ (oci-attr-get (deref-vp parmdp)
+ +oci-dtype-param+
+ colsize
+ +unsigned-int-null-pointer+
+ +oci-attr-data-size+
+ (deref-vp errhp))
+ (let ((colsize-including-null (1+ (uffi:deref-pointer colsize :unsigned-short))))
+ (setf buffer (acquire-foreign-resource
+ :unsigned-char (* +n-buf-rows+ colsize-including-null)))
+ (setf sizeof colsize-including-null))))
+ (let ((retcodes (acquire-foreign-resource :unsigned-short +n-buf-rows+))
+ (indicators (acquire-foreign-resource :short +n-buf-rows+))
+ (colname-string ""))
+ (when field-names
+ (oci-attr-get (deref-vp parmdp)
+ +oci-dtype-param+
+ colname
+ colnamelen
+ +oci-attr-name+
+ (deref-vp errhp))
+ (setq colname-string (uffi:convert-from-foreign-string
+ (uffi:deref-pointer colname '(* :unsigned-char))
+ :length (uffi:deref-pointer colnamelen 'ub4)
+ :encoding (encoding database))))
+ (push (make-cd :name colname-string
+ :sizeof sizeof
+ :buffer buffer
+ :oci-data-type dtype
+ :retcodes retcodes
+ :indicators indicators
+ :result-type (cond
+ ((consp result-types)
+ (nth icolumn result-types))
+ ((null result-types)
+ :string)
+ (t
+ result-types)))
+ cds-as-reversed-list)
+ (oci-define-by-pos (deref-vp stmthp)
+ defnp
+ (deref-vp errhp)
+ (1+ icolumn) ; OCI 1-based indexing again
+ (foreign-resource-buffer buffer)
+ sizeof
+ dtype
+ (foreign-resource-buffer indicators)
+ +unsigned-short-null-pointer+
+ (foreign-resource-buffer retcodes)
+ +oci-default+))))))))
+
;; Release the resources associated with a QUERY-CURSOR.
(defun close-query (qc)
(oci-handle-free (deref-vp (qc-stmthp qc)) +oci-htype-stmt+)
+ (uffi:free-foreign-object (qc-stmthp qc))
(let ((cds (qc-cds qc)))
(dotimes (i (length cds))
(release-cd-resources (aref cds i))))
;; handle errors very gracefully (since they're part of the
;; error-handling mechanism themselves) so we just assert they
;; work.
+
(setf (deref-vp envhp) +null-void-pointer+)
- #+oci-8-1-5
- (progn
- (oci-env-create envhp +oci-default+ +null-void-pointer+
- +null-void-pointer+ +null-void-pointer+
- +null-void-pointer+ 0 +null-void-pointer-pointer+)
- (oci-handle-alloc envhp
- (deref-vp errhp)
- +oci-htype-error+ 0
- +null-void-pointer-pointer+))
- #-oci-8-1-5
+
+ #-oci7
+ (oci-env-create envhp +oci-default+ +null-void-pointer+
+ +null-void-pointer+ +null-void-pointer+
+ +null-void-pointer+ 0 +null-void-pointer-pointer+)
+
+ #+oci7
(progn
- (oci-initialize +oci-object+ +null-void-pointer+ +null-void-pointer+
- +null-void-pointer+ +null-void-pointer-pointer+)
+ (oci-initialize +oci-object+ +null-void-pointer+ +null-void-pointer+
+ +null-void-pointer+ +null-void-pointer-pointer+)
(ignore-errors (oci-handle-alloc +null-void-pointer+ envhp
- +oci-htype-env+ 0
- +null-void-pointer-pointer+)) ;no testing return
- (oci-env-init envhp +oci-default+ 0 +null-void-pointer-pointer+)
- (oci-handle-alloc (deref-vp envhp) errhp
- +oci-htype-error+ 0 +null-void-pointer-pointer+)
- (oci-handle-alloc (deref-vp envhp) srvhp
- +oci-htype-server+ 0 +null-void-pointer-pointer+)
- (uffi:with-cstring (dblink nil)
- (oci-server-attach (deref-vp srvhp)
- (deref-vp errhp)
- dblink
- 0 +oci-default+))
- (oci-handle-alloc (deref-vp envhp) svchp
- +oci-htype-svcctx+ 0 +null-void-pointer-pointer+)
- (oci-attr-set (deref-vp svchp)
- +oci-htype-svcctx+
- (deref-vp srvhp) 0 +oci-attr-server+
- (deref-vp errhp))
- ;; oci-handle-alloc((dvoid *)encvhp, (dvoid **)&stmthp, OCI_HTYPE_STMT, 0, 0);
- ;;#+nil
- )
- ;; Actually, oci-server-version returns the client version, not the server versions
- ;; will use "SELECT VERSION FROM V$INSTANCE" to get actual server version.
- (let (db server-version client-version)
- (declare (ignorable server-version))
- (uffi:with-foreign-object (buf '(:array :unsigned-char #.+errbuf-len+))
- (oci-server-version (deref-vp svchp)
- (deref-vp errhp)
- (uffi:char-array-to-pointer buf)
- +errbuf-len+ +oci-htype-svcctx+)
- (setf client-version (uffi:convert-from-foreign-string buf))
- ;; This returns the client version, not the server version, so diable it
- #+ignore
- (oci-server-version (deref-vp srvhp)
- (deref-vp errhp)
- (uffi:char-array-to-pointer buf)
- +errbuf-len+ +oci-htype-server+)
- #+ignore
- (setf server-version (uffi:convert-from-foreign-string buf)))
- (setq db (make-instance 'oracle-database
- :name (database-name-from-spec connection-spec
- database-type)
- :connection-spec connection-spec
- :envhp envhp
- :errhp errhp
- :database-type :oracle
- :svchp svchp
- :dsn data-source-name
- :user user
- :client-version client-version
- :server-version server-version
- :major-client-version (major-client-version-from-string
- client-version)
- :major-server-version (major-client-version-from-string
- server-version)))
- (oci-logon (deref-vp envhp)
- (deref-vp errhp)
- svchp
- (uffi:convert-to-cstring user) (length user)
- (uffi:convert-to-cstring password) (length password)
- (uffi:convert-to-cstring data-source-name) (length data-source-name)
- :database db)
- ;; :date-format-length (1+ (length date-format)))))
- (setf (slot-value db 'clsql-sys::state) :open)
+ +oci-htype-env+ 0
+ +null-void-pointer-pointer+)) ;no testing return
+ (oci-env-init envhp +oci-default+ 0 +null-void-pointer-pointer+))
+
+ (oci-handle-alloc (deref-vp envhp) errhp
+ +oci-htype-error+ 0 +null-void-pointer-pointer+)
+ (oci-handle-alloc (deref-vp envhp) srvhp
+ +oci-htype-server+ 0 +null-void-pointer-pointer+)
+
+ (let ((db (make-instance 'oracle-database
+ :name (database-name-from-spec connection-spec
+ database-type)
+ :connection-spec connection-spec
+ :envhp envhp
+ :errhp errhp
+ :database-type :oracle
+ :svchp svchp
+ :dsn data-source-name
+ :user user)))
+ (uffi:with-foreign-strings ((c-user user)
+ (c-password password)
+ (c-data-source-name data-source-name))
+ (oci-logon (deref-vp envhp)
+ (deref-vp errhp)
+ svchp
+ c-user (length user)
+ c-password (length password)
+ c-data-source-name (length data-source-name)
+ :database db))
+ ;; :date-format-length (1+ (length date-format)))))
+ (setf (slot-value db 'clsql-sys::state) :open)
(database-execute-command
- (format nil "ALTER SESSION SET NLS_DATE_FORMAT='~A'" (date-format db)) db)
- (let ((server-version (caar (database-query "SELECT BANNER FROM V$VERSION WHERE BANNER LIKE '%Oracle%'" db nil nil))))
- (setf (slot-value db 'server-version) server-version
- (slot-value db 'major-server-version) (major-client-version-from-string
- server-version)))
+ (format nil "ALTER SESSION SET NLS_DATE_FORMAT='~A'" (date-format db)) db)
+ (let ((server-version
+ (caar (database-query
+ "SELECT BANNER FROM V$VERSION WHERE BANNER LIKE '%Oracle%'" db nil nil))))
+ (setf (slot-value db 'server-version) server-version
+ (slot-value db 'major-server-version) (major-client-version-from-string
+ server-version)))
db))))
(defun major-client-version-from-string (str)
- (cond
+ (cond
((search " 10g " str)
10)
((search "Oracle9i " str)
(defun major-server-version-from-string (str)
(when (> (length str) 2)
- (cond
+ (cond
((string= "10." (subseq str 0 3))
10)
((string= "9." (subseq str 0 2))
(defmethod database-disconnect ((database oracle-database))
(osucc (oci-logoff (deref-vp (svchp database))
- (deref-vp (errhp database))))
+ (deref-vp (errhp database))))
(osucc (oci-handle-free (deref-vp (envhp database)) +oci-htype-env+))
;; Note: It's neither required nor allowed to explicitly deallocate the
;; ERRHP handle here, since it's owned by the ENVHP deallocated above,
(let ((cursor (sql-stmt-exec query-expression database result-types field-names)))
;; (declare (type (or query-cursor null) cursor))
(if (null cursor) ; No table was returned.
- (values)
+ (values)
(do ((reversed-result nil))
- (nil)
- (let* ((eof-value :eof)
- (row (fetch-row cursor nil eof-value)))
- (when (eq row eof-value)
- (close-query cursor)
- (if field-names
- (return (values (nreverse reversed-result)
- (loop for cd across (qc-cds cursor)
- collect (cd-name cd))))
- (return (nreverse reversed-result))))
- (push row reversed-result))))))
-
-
-(defmethod database-create-sequence
- (sequence-name (database oracle-database))
+ (nil)
+ (let* ((eof-value :eof)
+ (row (fetch-row cursor nil eof-value (encoding database))))
+ (when (eq row eof-value)
+ (close-query cursor)
+ (if field-names
+ (return (values (nreverse reversed-result)
+ (loop for cd across (qc-cds cursor)
+ collect (cd-name cd))))
+ (return (nreverse reversed-result))))
+ (push row reversed-result))))))
+
+
+(defmethod database-create-sequence (sequence-name (database oracle-database))
(execute-command
- (concatenate 'string "CREATE SEQUENCE "
- (sql-escape sequence-name))
+ (concatenate 'string "CREATE SEQUENCE " (sql-escape sequence-name))
:database database))
-(defmethod database-drop-sequence
- (sequence-name (database oracle-database))
+(defmethod database-drop-sequence (sequence-name (database oracle-database))
(execute-command
- (concatenate 'string "DROP SEQUENCE "
- (sql-escape sequence-name))
+ (concatenate 'string "DROP SEQUENCE " (sql-escape sequence-name))
:database database))
(defmethod database-sequence-next (sequence-name (database oracle-database))
- (caar
- (database-query
- (concatenate 'string "SELECT "
- (sql-escape sequence-name)
- ".NEXTVAL FROM dual"
- )
- database :auto nil)))
-
-(defmethod database-set-sequence-position (name position database)
- (let* ((next (database-sequence-next name database))
- (incr (- position next)))
- (database-execute-command
- (format nil "ALTER SEQUENCE ~A INCREMENT BY ~D" name incr)
- database)
- (database-sequence-next name database)
- (database-execute-command
- (format nil "ALTER SEQUENCE ~A INCREMENT BY 1" name)
- database)))
+ (caar (database-query
+ (concatenate 'string "SELECT "
+ (sql-escape sequence-name)
+ ".NEXTVAL FROM dual")
+ database :auto nil)))
+
+(defmethod database-sequence-last (sequence-name (database oracle-database))
+ (caar (database-query
+ (concatenate 'string "SELECT "
+ (sql-escape sequence-name)
+ ".CURRVAL FROM dual")
+ database :auto nil)))
+
+(defmethod database-set-sequence-position (name position (database oracle-database))
+ (without-interrupts
+ (let* ((next (database-sequence-next name database))
+ (incr (- position next)))
+ (unless (zerop incr)
+ (database-execute-command
+ (format nil "ALTER SEQUENCE ~A INCREMENT BY ~D" name incr)
+ database))
+ (database-sequence-next name database)
+ (database-execute-command
+ (format nil "ALTER SEQUENCE ~A INCREMENT BY 1" name)
+ database))))
(defmethod database-list-sequences ((database oracle-database) &key owner)
(let ((query
- (if owner
- (format nil
- "select user_sequences.sequence_name from user_sequences,all_sequences where user_sequences.sequence_name=all_sequences.sequence_name and all_sequences.sequence_owner='~:@(~A~)'"
- owner)
- "select sequence_name from user_sequences")))
+ (cond ((null owner)
+ "select sequence_name from user_sequences")
+ ((eq owner :all)
+ "select sequence_name from all_sequences")
+ (t
+ (format nil
+ "select user_sequences.sequence_name from user_sequences,all_sequences where user_sequences.sequence_name=all_sequences.sequence_name and all_sequences.sequence_owner='~:@(~A~)'"
+ owner)))))
(mapcar #'car (database-query query database nil nil))))
(defmethod database-execute-command (sql-expression (database oracle-database))
(database-query sql-expression database nil nil)
- ;; HACK HACK HACK
- (database-query "commit" database nil nil)
+ (when (database-autocommit database)
+ (oracle-commit database))
t)
(defstruct (cd (:constructor make-cd)
- (:print-function print-cd))
+ (:print-function print-cd))
"a column descriptor: metadata about the data in a table"
;; name of this column
(sizeof (error "missing SIZE") :type fixnum :read-only t)
;; an array of +N-BUF-ROWS+ elements in C representation
(buffer (error "Missing BUFFER")
- :type foreign-resource
- :read-only t)
+ :type foreign-resource
+ :read-only t)
;; an array of +N-BUF-ROWS+ OCI return codes in C representation.
;; (There must be one return code for every element of every
;; row in order to be able to represent nullness.)
(retcodes (error "Missing RETCODES")
- :type foreign-resource
- :read-only t)
+ :type foreign-resource
+ :read-only t)
(indicators (error "Missing INDICATORS")
- :type foreign-resource
- :read-only t)
+ :type foreign-resource
+ :read-only t)
;; the OCI code for the data type of a single element
(oci-data-type (error "missing OCI-DATA-TYPE")
- :type fixnum
- :read-only t)
+ :type fixnum
+ :read-only t)
(result-type (error "missing RESULT-TYPE")
- :read-only t))
+ :read-only t))
(defun print-cd (cd stream depth)
(declare (ignore depth))
(print-unreadable-object (cd stream :type t)
(format stream
- ":NAME ~S :OCI-DATA-TYPE ~S :OCI-DATA-SIZE ~S"
- (cd-name cd)
- (cd-oci-data-type cd)
- (cd-sizeof cd))))
+ ":NAME ~S :OCI-DATA-TYPE ~S :OCI-DATA-SIZE ~S"
+ (cd-name cd)
+ (cd-oci-data-type cd)
+ (cd-sizeof cd))))
(defun print-query-cursor (qc stream depth)
(declare (ignore depth))
(defmethod database-query-result-set ((query-expression string)
- (database oracle-database)
- &key full-set result-types)
+ (database oracle-database)
+ &key full-set result-types)
(let ((cursor (sql-stmt-exec query-expression database result-types nil)))
(if full-set
- (values cursor (length (qc-cds cursor)) nil)
- (values cursor (length (qc-cds cursor))))))
+ (values cursor (length (qc-cds cursor)) nil)
+ (values cursor (length (qc-cds cursor))))))
(defmethod database-dump-result-set (result-set (database oracle-database))
- (close-query result-set))
+ (close-query result-set))
(defmethod database-store-next-row (result-set (database oracle-database) list)
(let* ((eof-value :eof)
- (row (fetch-row result-set nil eof-value)))
+ (row (fetch-row result-set nil eof-value (encoding database))))
(unless (eq eof-value row)
(loop for i from 0 below (length row)
- do (setf (nth i list) (nth i row)))
+ do (setf (nth i list) (nth i row)))
list)))
-(defmethod clsql-sys:database-start-transaction ((database oracle-database))
- (call-next-method))
+(defmethod database-start-transaction ((database oracle-database))
+ (call-next-method)
+ ;; Not needed with simple transaction
+ #+ignore
+ (with-slots (svchp errhp) database
+ (oci-trans-start (deref-vp svchp)
+ (deref-vp errhp)
+ 60
+ +oci-trans-new+))
+ t)
-;;(with-slots (svchp errhp) database
-;; (osucc (oci-trans-start (uffi:deref-pointer svchp)
-;; (uffi:deref-pointer errhp)
-;; 60
-;; +oci-trans-new+)))
-;; t)
-
-(defmethod clsql-sys:database-commit-transaction ((database oracle-database))
- (call-next-method)
+(defun oracle-commit (database)
(with-slots (svchp errhp) database
- (osucc (oci-trans-commit (deref-vp svchp)
- (deref-vp errhp)
- 0)))
+ (osucc (oci-trans-commit (deref-vp svchp)
+ (deref-vp errhp)
+ 0))))
+
+(defmethod database-commit-transaction ((database oracle-database))
+ (call-next-method)
+ (oracle-commit database)
t)
-(defmethod clsql-sys:database-abort-transaction ((database oracle-database))
+(defmethod database-abort-transaction ((database oracle-database))
(call-next-method)
(osucc (oci-trans-rollback (deref-vp (svchp database))
- (deref-vp (errhp database))
- 0))
+ (deref-vp (errhp database))
+ 0))
t)
-(defparameter *constraint-types*
- '(("NOT-NULL" . "NOT NULL")))
-
-(defmethod database-output-sql ((str string) (database oracle-database))
- (if (and (null (position #\' str))
- (null (position #\\ str)))
- (format nil "'~A'" str)
- (let* ((l (length str))
- (buf (make-string (+ l 3))))
- (setf (aref buf 0) #\')
- (do ((i 0 (incf i))
- (j 1 (incf j)))
- ((= i l) (setf (aref buf j) #\'))
- (if (= j (- (length buf) 1))
- (setf buf (adjust-array buf (+ (length buf) 1))))
- (cond ((eql (aref str i) #\')
- (setf (aref buf j) #\')
- (incf j)))
- (setf (aref buf j) (aref str i)))
- buf)))
-
-
;; Specifications
(defmethod db-type-has-bigint? ((type (eql :oracle)))