;;;; *************************************************************************
;;;; FILE IDENTIFICATION
;;;;
-;;;; Name: sqlite-sql.lisp
-;;;; Purpose: High-level SQLite interface
-;;;; Programmers: Aurelio Bignoli
-;;;; Date Started: Aug 2003
+;;;; Name: sqlite-sql.lisp
+;;;; Purpose: High-level SQLite interface
+;;;; Authors: Aurelio Bignoli and Marcus Pearce
+;;;; Created: Aug 2003
;;;;
-;;;; $Id: sqlite-sql.lisp,v 1.5 2004/03/09 20:57:44 aurelio Exp $
+;;;; $Id$
;;;;
-;;;; This file, part of CLSQL, is Copyright (c) 2003 by Aurelio Bignoli
+;;;; This file, part of CLSQL, is Copyright (c) 2003 by Aurelio Bignoli and
+;;;; Marcus Pearce
;;;;
;;;; CLSQL users are granted the rights to distribute and use this software
;;;; as governed by the terms of the Lisp Lesser GNU Public License
;;;; (http://opensource.franz.com/preamble.html), also known as the LLGPL.
;;;; *************************************************************************
-(declaim (optimize (speed 3) (debug 0) (safety 0)))
-
-(in-package :clsql-sqlite)
+(in-package #:clsql-sqlite)
(defclass sqlite-database (database)
((sqlite-db :initarg :sqlite-db :accessor sqlite-db)))
:error (sqlite:sqlite-error-message err))))
t)
-(defmethod database-query (query-expression (database sqlite-database) types)
- (declare (ignore types)) ; SQLite is typeless!
+(defmethod database-query (query-expression (database sqlite-database) result-types)
+ (declare (ignore result-types)) ; SQLite is typeless!
(handler-case
(multiple-value-bind (data row-n col-n)
(sqlite:sqlite-get-table (sqlite-db database) query-expression)
- #-clisp (declare (type sqlite:sqlite-row-pointer data))
+ #-clisp (declare (type sqlite:sqlite-row-pointer-type data))
(if (= row-n 0)
nil
(prog1
(vm (sqlite:make-null-vm)
:type sqlite:sqlite-vm-pointer)
(first-row (sqlite:make-null-row)
- :type sqlite:sqlite-row-pointer)
+ :type sqlite:sqlite-row-pointer-type)
(n-col 0 :type fixnum))
#+clisp
(defstruct sqlite-result-set
(n-col 0 :type fixnum))
(defmethod database-query-result-set
- (query-expression (database sqlite-database) &key full-set types)
- (declare (ignore full-set types))
+ ((query-expression string) (database sqlite-database) &key full-set result-types)
+ (declare (ignore full-set result-types))
(handler-case
(let* ((vm (sqlite:sqlite-compile (sqlite-db database)
query-expression))
(multiple-value-bind (n-col cols col-names)
(sqlite:sqlite-step vm)
(declare (ignore col-names)
- #-clisp (type sqlite:sqlite-row-pointer cols)
+ #-clisp (type sqlite:sqlite-row-pointer-type cols)
)
(setf (sqlite-result-set-first-row result-set) cols
(sqlite-result-set-n-col result-set) n-col)
:error (sqlite:sqlite-error-message err)))))
(defmethod database-dump-result-set (result-set (database sqlite-database))
- (declare (ignore database))
(handler-case
(sqlite:sqlite-finalize (sqlite-result-set-vm result-set))
(sqlite:sqlite-error (err)
(multiple-value-bind (n new-row col-names)
(sqlite:sqlite-step (sqlite-result-set-vm result-set))
(declare (ignore n col-names)
- #-clisp (type sqlite:sqlite-row-pointer new-row)
+ #-clisp (type sqlite:sqlite-row-pointer-type new-row)
)
(if (sqlite:null-row-p new-row)
(return-from database-store-next-row nil)
row i)))
#-clisp (sqlite:sqlite-free-row row)
t))))
+
+;;; Object listing
+
+(defmethod database-list-tables ((database sqlite-database) &key owner)
+ (declare (ignore owner))
+ ;; Query is copied from .table command of sqlite comamnd line utility.
+ (remove-if #'(lambda (s)
+ (and (>= (length s) 11)
+ (string= (subseq s 0 11) "_clsql_seq_")))
+ (mapcar #'car (database-query
+ "SELECT name FROM sqlite_master WHERE type='table' UNION ALL SELECT name FROM sqlite_temp_master WHERE type='table' ORDER BY name"
+ database '()))))
+
+(defmethod database-list-views ((database sqlite-database)
+ &key (owner nil))
+ (declare (ignore owner))
+ (mapcar #'car (database-query
+ "SELECT name FROM sqlite_master WHERE type='view' UNION ALL SELECT name FROM sqlite_temp_master WHERE type='view' ORDER BY name"
+ database nil)))
+
+(defmethod database-list-indexes ((database sqlite-database)
+ &key (owner nil))
+ (declare (ignore owner))
+ (mapcar #'car (database-query
+ "SELECT name FROM sqlite_master WHERE type='index' UNION ALL SELECT name FROM sqlite_temp_master WHERE type='index' ORDER BY name"
+ database nil)))
+
+(declaim (inline sqlite-table-info))
+(defun sqlite-table-info (table database)
+ (database-query (format nil "PRAGMA table_info('~A')" table)
+ database '()))
+
+(defmethod database-list-attributes (table (database sqlite-database)
+ &key (owner nil))
+ (declare (ignore owner))
+ (mapcar #'(lambda (table-info) (second table-info))
+ (sqlite-table-info table database)))
+
+(defmethod database-attribute-type (attribute table
+ (database sqlite-database)
+ &key (owner nil))
+ (declare (ignore owner))
+ (loop for field-info in (sqlite-table-info table database)
+ when (string= attribute (second field-info))
+ return (third field-info)))
+
+(defun %sequence-name-to-table-name (sequence-name)
+ (concatenate 'string "_clsql_seq_" (sql-escape sequence-name)))
+
+(defun %table-name-to-sequence-name (table-name)
+ (and (>= (length table-name) 11)
+ (string= (subseq table-name 0 11) "_clsql_seq_")
+ (subseq table-name 11)))
+
+(defmethod database-create-sequence (sequence-name
+ (database sqlite-database))
+ (let ((table-name (%sequence-name-to-table-name sequence-name)))
+ (database-execute-command
+ (concatenate 'string "CREATE TABLE " table-name
+ " (id INTEGER PRIMARY KEY)")
+ database)
+ (database-execute-command
+ (format nil "INSERT INTO ~A VALUES (-1)" table-name)
+ database)))
+
+(defmethod database-drop-sequence (sequence-name
+ (database sqlite-database))
+ (database-execute-command
+ (concatenate 'string "DROP TABLE "
+ (%sequence-name-to-table-name sequence-name))
+ database))
+
+(defmethod database-list-sequences ((database sqlite-database)
+ &key (owner nil))
+ (declare (ignore owner))
+ (mapcan #'(lambda (s)
+ (let ((sn (%table-name-to-sequence-name (car s))))
+ (and sn (list sn))))
+ (database-query
+ "SELECT name FROM sqlite_master WHERE type='table' UNION ALL SELECT name FROM sqlite_temp_master WHERE type='table' ORDER BY name"
+ database '())))
+
+(defmethod database-sequence-next (sequence-name (database sqlite-database))
+ (let ((table-name (%sequence-name-to-table-name sequence-name)))
+ (database-execute-command
+ (format nil "UPDATE ~A SET id=(SELECT id FROM ~A)+1"
+ table-name table-name)
+ database)
+ (sqlite:sqlite-last-insert-rowid (sqlite-db database))
+ (parse-integer
+ (caar (database-query (format nil "SELECT id from ~A" table-name)
+ database nil)))))
+
+(defmethod database-set-sequence-position (sequence-name
+ (position integer)
+ (database sqlite-database))
+ (let ((table-name (%sequence-name-to-table-name sequence-name)))
+ (database-execute-command
+ (format nil "UPDATE ~A SET id=~A" table-name position)
+ database)
+ (sqlite:sqlite-last-insert-rowid (sqlite-db database))))
+
+(defmethod database-sequence-last (sequence-name (database sqlite-database))
+ (declare (ignore sequence-name)))
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