From 3b7cf7f7f5a1691792a61cff9d98d81ca3b56535 Mon Sep 17 00:00:00 2001 From: Ryan Date: Wed, 14 Jun 2023 19:55:46 +0800 Subject: [PATCH] Auto saved by Logseq --- pages/总复习2023t1.md | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/pages/总复习2023t1.md b/pages/总复习2023t1.md index 9c6344c..ea902f1 100644 --- a/pages/总复习2023t1.md +++ b/pages/总复习2023t1.md @@ -1006,12 +1006,13 @@ - The instances of a potential subclass participate in a relationship unique to that subclass. - LATER SQL - LATER Designing databases - - Understand Database Design Methodology + - Understand Database Design Methodology #flashcard - Conceptual database design - The process of constructing a model of the data used in an enterprise, independent of all physical considerations. - Logical database design - - + - Maps the conceptual data model on to a logical model (e.g. relational), but independent of a particular DBMS and other physical considerations. - Physical database design + - The process of producing a description of the implementation of the database (tailored to specific DBMS); - general steps for Database Design Methodology. - DONE Block 3 collapsed:: true