X-Git-Url: http://git.kpe.io/?a=blobdiff_plain;f=sql%2Fgeneric-postgresql.lisp;h=cf3fac370c5dfa8c0e0448290b2607f2f4bcf34c;hb=d0b5c8c2a14929792d2d5818b57db27cae4484b2;hp=c387f19c41117b2e6af10d06a904fe72775aea3c;hpb=635fd6df23f5cdc0247ec93dfdb04e1be670412e;p=clsql.git

diff --git a/sql/generic-postgresql.lisp b/sql/generic-postgresql.lisp
index c387f19..cf3fac3 100644
--- a/sql/generic-postgresql.lisp
+++ b/sql/generic-postgresql.lisp
@@ -178,7 +178,7 @@
    (parse-integer
     (caar
      (database-query
-      (concatenate 'string "SELECT LAST_VALUE ('" sequence-name "')")
+      (concatenate 'string "SELECT LAST_VALUE FROM " sequence-name)
       database nil nil)))))
 
 (defun postgresql-database-list (connection-spec type)
@@ -201,8 +201,12 @@
 (defmethod database-list (connection-spec (type (eql :postgresql-socket)))
   (postgresql-database-list connection-spec type))
 
-
+#+nil 
 (defmethod database-describe-table ((database generic-postgresql-database) table)
+  ;; MTP: LIST-ATTRIBUTE-TYPES currently executes separate queries for
+  ;; each attribute. It would be more efficient to have a single SQL
+  ;; query return the type data for all attributes. This code is
+  ;; retained as an example of how to do this for PostgreSQL.
   (database-query 
    (format nil "select a.attname, t.typname
                                from pg_class c, pg_attribute a, pg_type t