gistfile1.php

<?php

/**
 * Empty the sponsor text fields, to allow max_length change
 */
function radius_sponsor_update_7002() {
  db_truncate('field_data_field_sponsor_post_logo')->execute();
  db_truncate('field_revision_field_sponsor_post_logo')->execute();
  db_truncate('field_data_field_sponsor_pre_logo')->execute();
  db_truncate('field_revision_field_sponsor_pre_logo')->execute();
}