alberto.dellera

TypePostAuthorRepliesLast updated
feedpage“ASH math” of time_waited explained with pictures and simulation alberto.dellera05 weeks 6 days ago
feedpageFast refresh of aggregate-only materialized views – introduction alberto.dellera01 year 22 weeks ago
feedpageoverlapping ranges with priority alberto.dellera01 year 22 weeks ago
feedpageFast refresh of aggregate-only materialized views with SUM – algorithm alberto.dellera01 year 22 weeks ago
feedpageOLTP compression: migrated rows are compressed alberto.dellera01 year 22 weeks ago
feedpageFast refresh of aggregate-only materialized views with MAX – algorithm alberto.dellera01 year 22 weeks ago
feedpagefast refresh of outer-join-only materialized views – algorithm, part 1 alberto.dellera01 year 22 weeks ago
feedpagefast refresh of outer-join-only materialized views – algorithm, part 2 alberto.dellera01 year 22 weeks ago
feedpage“alter session force parallel query”, and indexes alberto.dellera01 year 22 weeks ago
feedpagerefresh “fast” of materialized views optimized by Oracle as “complete” alberto.dellera01 year 22 weeks ago
feedpageXplan: now with “self” measures for row source operations alberto.dellera01 year 40 weeks ago
feedpageThird International NoCOUG SQL & NoSQL Challenge! alberto.dellera04 years 31 weeks ago
feedpageTom Kyte in Italia – 5 Aprile 2011 alberto.dellera04 years 31 weeks ago
feedpageXtrace: an Oracle session trace browser – exec flow alberto.dellera04 years 31 weeks ago
feedpageAn improved OakTable web site alberto.dellera04 years 38 weeks ago
feedpageXtrace: an Oracle session trace browser (introduction) alberto.dellera04 years 38 weeks ago
feedpagefast refresh of join-only MVs: _mv_refresh_use_stats and locking log stats alberto.dellera04 years 41 weeks ago
feedpagexplan: dbms_metadata.get_ddl for tables referenced by the plan alberto.dellera04 years 51 weeks ago
feedpagetweet … alberto.dellera05 years 17 weeks ago
feedpage11gR2: new algorithm for fast refresh of on-commit materialized views alberto.dellera05 years 20 weeks ago
feedpage11gR2: materialized view logs changes alberto.dellera05 years 26 weeks ago
feedpageCBO: NewDensity for Frequency Histograms,11g-10.2.0.4 (densities part IV) alberto.dellera06 years 7 weeks ago
FeedAlberto Dell'Era's Oracle blog alberto.dellera06 years 37 weeks ago