? sites/default/files
? sites/default/settings.php
Index: modules/block/block.admin.inc
===================================================================
RCS file: /cvs/drupal/drupal/modules/block/block.admin.inc,v
retrieving revision 1.19
diff -u -p -r1.19 block.admin.inc
--- modules/block/block.admin.inc	16 Jul 2008 21:59:25 -0000	1.19
+++ modules/block/block.admin.inc	26 Aug 2008 16:52:22 -0000
@@ -301,7 +301,11 @@ function block_add_block_form_validate($
  * Save the new custom block.
  */
 function block_add_block_form_submit($form, &$form_state) {
-  db_query("INSERT INTO {boxes} (body, info, format) VALUES ('%s', '%s', %d)", $form_state['values']['body'], $form_state['values']['info'], $form_state['values']['format']);
+  db_insert('boxes')->fields(array(
+    'body' => $form_state['values']['body'],
+    'info' => $form_state['values']['info'],
+    'format' => $form_state['values']['format']
+  ))->execute();
   $delta = db_last_insert_id('boxes', 'bid');
 
   foreach (list_themes() as $key => $theme) {
Index: modules/block/block.install
===================================================================
RCS file: /cvs/drupal/drupal/modules/block/block.install,v
retrieving revision 1.11
diff -u -p -r1.11 block.install
--- modules/block/block.install	15 May 2008 21:30:02 -0000	1.11
+++ modules/block/block.install	26 Aug 2008 16:52:22 -0000
@@ -136,8 +136,9 @@ function block_schema() {
         'description' => t("The block's {blocks}.bid."),
       ),
       'body' => array(
-        'type' => 'text',
-        'not null' => FALSE,
+        'type' => 'blob',
+        'not null' => TRUE,
+        'default' => '',
         'size' => 'big',
         'description' => t('Block contents.'),
       ),
Index: modules/block/block.module
===================================================================
RCS file: /cvs/drupal/drupal/modules/block/block.module,v
retrieving revision 1.309
diff -u -p -r1.309 block.module
--- modules/block/block.module	21 Aug 2008 19:36:36 -0000	1.309
+++ modules/block/block.module	26 Aug 2008 16:52:22 -0000
@@ -332,7 +332,11 @@ function block_box_save($edit, $delta) {
     $edit['format'] = FILTER_FORMAT_DEFAULT;
   }
 
-  db_query("UPDATE {boxes} SET body = '%s', info = '%s', format = %d WHERE bid = %d", $edit['body'], $edit['info'], $edit['format'], $delta);
+  db_update('boxes')->fields(array(
+    'body' => $edit['body'],
+    'info' => $edit['info'],
+    'format' => $edit['format']
+  ))->condition('bid', $delta)->execute();
 
   return TRUE;
 }
Index: modules/system/system.install
===================================================================
RCS file: /cvs/drupal/drupal/modules/system/system.install,v
retrieving revision 1.261
diff -u -p -r1.261 system.install
--- modules/system/system.install	23 Aug 2008 08:15:37 -0000	1.261
+++ modules/system/system.install	26 Aug 2008 16:52:23 -0000
@@ -3051,6 +3051,16 @@ function system_update_7010() {
 }
 
 /**
+ * Remap {boxes}.body as BLOB type.
+ */
+function system_update_7011() {
+  $ret = array();
+  db_change_field($ret, 'boxes', 'body', 'body', array('type' => 'blob', 'not null' => TRUE, 'default' => '', 'size' => 'big'));
+
+  return $ret;
+}
+
+/**
  * @} End of "defgroup updates-6.x-to-7.x"
  * The next series of updates should start at 8000.
  */