Alex Gorbachev

oracle pythian cluster alex gorbachev rac 11g clusteware dba storage new features database oow15 hadoop machine learning data science pdb 12c pluggable databases oow grid i/o performance nocoug services management workload heartbeat migration oracle rdb ha dr replication mysql vldb 10g internals crs evolution zfs 11gr2 nfs asm sydney oracle meetup australia sydney