r11410: abstract interfaces for medtermserver

[umlisp.git] / sql.lisp

diff --git a/sql.lisp b/sql.lisp
index 6b8ad01aa19e4f56567585e7a921c7da461ba072..83f38e97164311bea10885f4f95866bfc18800d9 100644 (file)
--- a/sql.lisp
+++ b/sql.lisp
@@ -32,7 +32,11 @@
   *umls-sql-db*)
 
 (defun umls-sql-db! (db)
-  (setq *umls-sql-db* db))
+  (etypecase db
+    (string
+     (setq *umls-sql-db* db))
+    (keyword
+     (setq *umls-sql-db* (lookup-db-name db)))))
 
 (defvar *umls-sql-user* "secret")
 (defun umls-sql-user ()
@@ -62,10 +66,13 @@
   (sql-disconnect-pooled)
   (setq *umls-sql-type* h))
 
+(defun umls-connection-spec ()
+  (list *umls-sql-host* *umls-sql-db*
+        *umls-sql-user* *umls-sql-passwd*))
+
 (defun sql-connect ()
   "Connect to UMLS database, automatically used pooled connections"
-  (clsql:connect (list *umls-sql-host* (lookup-db-name *umls-sql-db*)
-                      *umls-sql-user* *umls-sql-passwd*)
+  (clsql:connect (umls-connection-spec)
                 :database-type *umls-sql-type* :pool t))
 
 (defun sql-disconnect (conn)
@@ -81,17 +88,17 @@
         (progn ,@body)
        (when ,conn (clsql:disconnect :database ,conn)))))
 
-(defun sql (stmt conn)
-  (if (string-equal "SELECT" (subseq stmt 0 6))
-      (sql-query stmt conn)
-    (sql-execute stmt conn)))
-
 (defun sql-query (cmd conn &key (result-types :auto))
   (clsql:query cmd :database conn :result-types result-types :field-names nil))
 
 (defun sql-execute (cmd conn)
   (clsql:execute-command cmd :database conn))
 
+(defun sql (stmt conn)
+  (if (string-equal "SELECT" (subseq stmt 0 6))
+      (sql-query stmt conn)
+    (sql-execute stmt conn)))
+
 (defun umls-sql (stmt)
   (check-type stmt string)
   (with-sql-connection (conn)