1 ;;;; -*- Mode: Lisp; Syntax: ANSI-Common-Lisp; Base: 10; Package: umlisp -*-
2 ;;;; *************************************************************************
3 ;;;; FILE IDENTIFICATION
6 ;;;; Purpose: Low-level SQL routines data for UMLisp
7 ;;;; Programmer: Kevin M. Rosenberg
8 ;;;; Date Started: Apr 2000
10 ;;;; $Id: sql.lisp,v 1.10 2002/12/23 21:59:44 kevin Exp $
12 ;;;; This file, part of UMLisp, is
13 ;;;; Copyright (c) 2000-2002 by Kevin M. Rosenberg, M.D.
15 ;;;; UMLisp users are granted the rights to distribute and use this software
16 ;;;; as governed by the terms of the GNU General Public License.
17 ;;;; *************************************************************************
20 (declaim (optimize (speed 3) (safety 1) (compilation-speed 0) (debug 3)))
23 (defvar *umls-sql-db* "KUMLS2003AA")
26 (defun umls-sql-db! (dbname)
27 (sql-disconnect-pooled)
28 (setq *umls-sql-db* dbname))
30 (defvar *umls-sql-user* "secret")
31 (defun umls-sql-user ()
33 (defun umls-sql-user! (u)
34 (sql-disconnect-pooled)
35 (setq *umls-sql-user* u))
37 (defvar *umls-sql-passwd* "secret")
38 (defun umls-sql-passwd ()
40 (defun umls-sql-passwd! (p)
41 (sql-disconnect-pooled)
42 (setq *umls-sql-passwd* p))
44 (defvar *umls-sql-host* "localhost")
45 (defun umls-sql-host ()
47 (defun umls-sql-host! (h)
48 (sql-disconnect-pooled)
49 (setq *umls-sql-host* h))
51 (defvar *umls-sql-type* :mysql)
52 (defun umls-sql-type ()
54 (defun umls-sql-type! (h)
55 (sql-disconnect-pooled)
56 (setq *umls-sql-type* h))
59 "Connect to UMLS database, automatically used pooled connections"
60 (clsql:connect `(,(umls-sql-host) ,(umls-sql-db) ,(umls-sql-user) ,(umls-sql-passwd))
61 :database-type *umls-sql-type* :pool t))
63 (defun sql-disconnect (conn)
64 "Disconnect from UMLS database, but put connection back into pool"
65 (clsql:disconnect :database conn))
67 (defun sql-disconnect-pooled ()
68 (clsql:disconnect-pooled))
70 (defmacro with-sql-connection ((conn) &body body)
71 `(let ((,conn (sql-connect)))
74 (when ,conn (clsql:disconnect :database ,conn)))))
76 (defun sql (stmt conn)
77 (if (string-equal "SELECT" (subseq stmt 0 6))
79 (sql-execute stmt conn)))
81 (defun sql-query (cmd conn &key (types :auto))
82 (clsql:query cmd :database conn :types types))
84 (defun sql-execute (cmd conn)
85 (clsql:execute-command cmd :database conn))
87 (defun umls-sql (stmt)
88 (check-type stmt string)
89 (with-sql-connection (conn)
92 ;;; Pool of open connections
94 (defmacro with-mutex-sql ((conn) &body body)
95 `(let ((,conn (sql-connect)))
98 (when ,conn (sql-disconnect ,conn)))))
100 (defun mutex-sql-execute (cmd)
101 (with-mutex-sql (conn)
102 (sql-execute cmd conn)))
104 (defun mutex-sql-query (cmd &key (types :auto))
105 (with-mutex-sql (conn)
106 (sql-query cmd conn :types types)))