'description' => ts('Date and time this mailing was scheduled.'),
'required' => FALSE,
'where' => 'civicrm_mailing.scheduled_date',
- 'default' => 'NULL',
+ 'default' => NULL,
'table_name' => 'civicrm_mailing',
'entity' => 'Mailing',
'bao' => 'CRM_Mailing_BAO_Mailing',
'description' => ts('Date and time this mailing was approved.'),
'required' => FALSE,
'where' => 'civicrm_mailing.approval_date',
- 'default' => 'NULL',
+ 'default' => NULL,
'table_name' => 'civicrm_mailing',
'entity' => 'Mailing',
'bao' => 'CRM_Mailing_BAO_Mailing',