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
10 ;;;; This file, part of UMLisp, is
11 ;;;; Copyright (c) 2000-2010 by Kevin M. Rosenberg, M.D.
13 ;;;; UMLisp users are granted the rights to distribute and use this software
14 ;;;; as governed by the terms of the GNU General Public License.
15 ;;;; *************************************************************************
19 (defvar +umls-sql-map+
20 '((:2004aa . "KUMLS2004AA")
21 (:2006ac . "KUMLS2006AC")
22 (:2006ad . "MTS2006AD")
23 (:2009ab . "MTS2009AB")))
24 (defvar +default-umls-db+ "MTS2009AB")
26 (defun lookup-db-name (db)
27 (cdr (assoc (ensure-keyword db) +umls-sql-map+)))
29 (defvar *umls-sql-db* +default-umls-db+)
33 (defun set-umls-sql-db (db)
36 (setq *umls-sql-db* db))
38 (setq *umls-sql-db* (lookup-db-name db)))))
40 (defvar *umls-sql-user* "secret")
41 (defun umls-sql-user ()
43 (defun set-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 set-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 set-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 set-umls-sql-type (h)
65 (sql-disconnect-pooled)
66 (setq *umls-sql-type* h))
68 (defun umls-connection-spec ()
69 (if (eql *umls-sql-type* :mysql)
70 (list *umls-sql-host* *umls-sql-db*
71 *umls-sql-user* *umls-sql-passwd*
72 nil '((:local-infile . 1)))
73 (list *umls-sql-host* *umls-sql-db*
74 *umls-sql-user* *umls-sql-passwd*)))
77 "Connect to UMLS database, automatically used pooled connections"
78 (clsql:connect (umls-connection-spec)
79 :database-type *umls-sql-type*
83 (defun sql-disconnect (conn)
84 "Disconnect from UMLS database, but put connection back into pool"
85 (clsql:disconnect :database conn))
87 (defun sql-disconnect-pooled ()
88 (clsql:disconnect-pooled))
90 (defmacro with-sql-connection ((conn) &body body)
91 `(let ((,conn (sql-connect)))
94 (when ,conn (clsql:disconnect :database ,conn)))))
96 (defun sql-query (cmd conn &key (result-types :auto))
97 (clsql:query cmd :database conn :result-types result-types :field-names nil))
99 (defun sql-execute (cmd conn)
100 (clsql:execute-command cmd :database conn))
102 (defun sql (stmt conn)
103 (if (string-equal "SELECT" (subseq stmt 0 6))
104 (sql-query stmt conn)
105 (sql-execute stmt conn)))
107 (defun umls-sql (stmt)
108 (check-type stmt string)
109 (with-sql-connection (conn)
112 ;;; Pool of open connections
114 (defmacro with-mutex-sql ((conn) &body body)
115 `(let ((,conn (sql-connect)))
118 (when ,conn (sql-disconnect ,conn)))))
120 (defun mutex-sql-execute (cmd)
121 (with-mutex-sql (conn)
122 (sql-execute cmd conn)))
124 (defun mutex-sql-query (cmd &key (result-types :auto))
125 (with-mutex-sql (conn)
126 (sql-query cmd conn :result-types result-types)))