支持操作oracle数据库的扩展控件ThesefunctionsallowyoutoaccessOracleDatabase12c,11g,10g,9iand8i.TheysupportSQLandPL/SQLstatements.Basicfeaturesincludetransactioncontrol,bindingofPHPvariablestoOracleplaceholders,andsupportforlargeobject(LOB)typesandcollections.Oracle'sscalabilityfeaturessuchasDa