TY - THES A3 - Garcia Perez Schofield, Jose Baltasar AU - Pereira, Rui Humberto R. PY - 2015 UR - http://hdl.handle.net/11093/827 AB - Applications are subject of a continuous evolution process with a profound impact on their underlining data model, hence requiring frequent updates in the applications' class structure and database structure as well. This twofold problem, schema... LA - eng TI - Transactions and schema evolution in a persistent object-oriented programming system M3 - doctoralThesis ER -