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 ;;;; Author: Kevin M. Rosenberg
8 ;;;; Date Started: Apr 2000
12 ;;;; This file, part of UMLisp, is
13 ;;;; Copyright (c) 2000-2003 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 ;;;; *************************************************************************
21 (defvar +umls-sql-map+
22 '((:2002AD . "KUMLS2002AD") (:2003AA . "KUMLS2003AA")
23 (:2003AB . "KUMLS2003AB") (:2003AC . "KUMLS2003AC")
24 (:2004AA . "KUMLS2004AA")))
25 (defvar +default-umls-db+ :2003AC)
28 (defun lookup-db-name (db)
29 (cdr (assoc (ensure-keyword db) +umls-sql-map+)))
31 (defvar *umls-sql-db* +default-umls-db+)
35 (defun umls-sql-db! (db)
36 (setq *umls-sql-db* db))
38 (umls-sql-db! :2003AC)
40 (defvar *umls-sql-user* "secret")
41 (defun umls-sql-user ()
43 (defun umls-sql-user! (u)
44 (sql-disconnect-pooled)
45 (setq *umls-sql-user* u))
47 (defvar *umls-sql-passwd* "secret")
48 (defun umls-sql-passwd ()
50 (defun umls-sql-passwd! (p)
51 (sql-disconnect-pooled)
52 (setq *umls-sql-passwd* p))
54 (defvar *umls-sql-host* "localhost")
55 (defun umls-sql-host ()
57 (defun umls-sql-host! (h)
58 (sql-disconnect-pooled)
59 (setq *umls-sql-host* h))
61 (defvar *umls-sql-type* :mysql)
62 (defun umls-sql-type ()
64 (defun umls-sql-type! (h)
65 (sql-disconnect-pooled)
66 (setq *umls-sql-type* h))
69 "Connect to UMLS database, automatically used pooled connections"
70 (clsql:connect (list *umls-sql-host* (lookup-db-name *umls-sql-db*)
71 *umls-sql-user* *umls-sql-passwd*)
72 :database-type *umls-sql-type* :pool t))
74 (defun sql-disconnect (conn)
75 "Disconnect from UMLS database, but put connection back into pool"
76 (clsql:disconnect :database conn))
78 (defun sql-disconnect-pooled ()
79 (clsql:disconnect-pooled))
81 (defmacro with-sql-connection ((conn) &body body)
82 `(let ((,conn (sql-connect)))
85 (when ,conn (clsql:disconnect :database ,conn)))))
87 (defun sql (stmt conn)
88 (if (string-equal "SELECT" (subseq stmt 0 6))
90 (sql-execute stmt conn)))
92 (defun sql-query (cmd conn &key (result-types :auto))
93 (clsql:query cmd :database conn :result-types result-types))
95 (defun sql-execute (cmd conn)
96 (clsql:execute-command cmd :database conn))
98 (defun umls-sql (stmt)
99 (check-type stmt string)
100 (with-sql-connection (conn)
103 ;;; Pool of open connections
105 (defmacro with-mutex-sql ((conn) &body body)
106 `(let ((,conn (sql-connect)))
109 (when ,conn (sql-disconnect ,conn)))))
111 (defun mutex-sql-execute (cmd)
112 (with-mutex-sql (conn)
113 (sql-execute cmd conn)))
115 (defun mutex-sql-query (cmd &key (result-types :auto))
116 (with-mutex-sql (conn)
117 (sql-query cmd conn :result-types result-types)))