The ATLAS data quality defect database system T. Golling, H.S. Hayward, P.U.E. Onyisi, H.J. Stelzer and P. Waller Eur. Phys. J. C, 72 4 (2012) 1960 Published online: 03 April 2012 DOI: 10.1140/epjc/s10052-012-1960-y