Function switch_sql_queue_manager_execute_sql_event_callback 

pub unsafe extern "C" fn switch_sql_queue_manager_execute_sql_event_callback(
    qm: *mut switch_sql_queue_manager_t,
    sql: *const c_char,
    callback: switch_core_db_event_callback_func_t,
    pdata: *mut c_void,
)