X-Git-Url: http://git.kpe.io/?a=blobdiff_plain;f=db-sqlite%2Fsqlite-sql.lisp;h=41255ef84b8e3e5f3c9208c320ef4aee404c532f;hb=73cf858d596ad1d51c745b478292433617cf9d72;hp=a2526ed911e0bc01cede8691d3bb2dc393a925c9;hpb=43ec897ec7d84892fa59cc9b7858ce23d64a8a1a;p=clsql.git

diff --git a/db-sqlite/sqlite-sql.lisp b/db-sqlite/sqlite-sql.lisp
index a2526ed..41255ef 100644
--- a/db-sqlite/sqlite-sql.lisp
+++ b/db-sqlite/sqlite-sql.lisp
@@ -2,23 +2,22 @@
 ;;;; *************************************************************************
 ;;;; 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)))
@@ -180,3 +179,107 @@
 			  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) 10)
+                      (string= (subseq s 0 10) "_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) 10)
+       (string= (subseq table-name 0 10) "_clsql_seq_")
+       (subseq table-name 10)))
+
+(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 database)))