From 1adb9c6114975fe9b25cfb1b18868464d031b061 Mon Sep 17 00:00:00 2001 From: Julian T Date: Wed, 19 Jan 2022 14:40:23 +0100 Subject: Add incomplete notes for distributed systems --- sem7/db/eksamnen.md | 1 + 1 file changed, 1 insertion(+) (limited to 'sem7/db/eksamnen.md') diff --git a/sem7/db/eksamnen.md b/sem7/db/eksamnen.md index 5c6da48..143a706 100644 --- a/sem7/db/eksamnen.md +++ b/sem7/db/eksamnen.md @@ -10,6 +10,7 @@ - *Summarizability* on page 52 in DW book. - *Data marts* is a subset of a data wareshouse, containing only as single subject such as sales. - *Heterogeneity* page 19 in parallel book + - *Total cost* er sum af alle query costs, hvor en query cost bare er cost af billigste materialization ancestor. # Nice Spatial SQL Commands -- cgit v1.2.3