gistfile1.diff

diff --git a/lib/searchlogic/named_scopes/conditions.rb b/lib/searchlogic/named_scopes/conditions.rb
index 8329957..52faa82 100644
--- a/lib/searchlogic/named_scopes/conditions.rb
+++ b/lib/searchlogic/named_scopes/conditions.rb
@@ -122,7 +122,7 @@ module Searchlogic
           when "blank"
             {:conditions => "#{table_name}.#{column} = '' OR #{table_name}.#{column} IS NULL"}
           when "not_blank"
-            {:conditions => "#{table_name}.#{column} != '' OR #{table_name}.#{column} IS NOT NULL"}
+            {:conditions => "#{table_name}.#{column} != '' AND #{table_name}.#{column} IS NOT NULL"}
           end
           
           named_scope("#{column}_#{condition}".to_sym, scope_options)
diff --git a/spec/named_scopes/conditions_spec.rb b/spec/named_scopes/conditions_spec.rb
index ffe6a97..3e2d469 100644
--- a/spec/named_scopes/conditions_spec.rb
+++ b/spec/named_scopes/conditions_spec.rb
@@ -100,8 +100,10 @@ describe "Conditions" do
     end
     
     it "should have not blank" do
-      ["bjohnson", "", nil].each { |username| User.create(:username => username) }
-      User.username_not_blank.all.should == User.all(:conditions => "username IS NOT NULL OR username != ''")      
+      bjohnson = User.create(:username => "bjohnson")
+      null  = User.create(:username => nil)
+      blank = User.create(:username => '')
+      User.username_not_blank.all.should == [bjohnson]
     end
   end