From cf4a0d25f1bb2a9d0866b0c9774f358d37eb1577 Mon Sep 17 00:00:00 2001 From: Ryan Date: Wed, 14 Jun 2023 16:37:25 +0800 Subject: [PATCH] Auto saved by Logseq --- pages/总复习2023t1.md | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/pages/总复习2023t1.md b/pages/总复习2023t1.md index 15e58da..99a9a11 100644 --- a/pages/总复习2023t1.md +++ b/pages/总复习2023t1.md @@ -870,7 +870,7 @@ :LOGBOOK: CLOCK: [2023-06-04 Sun 16:27:23]--[2023-06-04 Sun 16:54:55] => 00:27:32 :END: - - LATER Block 1 + - DONE Block 1 deck:: 2023t1/database - DONE DBMS - Database is :-> a shared collection of logically related data (and a description of this data), designed to meet the information needs of an organization. @@ -952,9 +952,8 @@ - Ternary relationship #flashcard id:: 648974ba-9b7a-4543-b243-e7a78cfc8175 - a ternary relationship is not the same as three binary relationships! - - LATER basic concepts associated with Entity-Relationship(ER) model. + - DONE basic concepts associated with Entity-Relationship(ER) model. - LATER Forming sql queries - collapsed:: true - DONE Review relational algebra https://www.geeksforgeeks.org/introduction-of-relational-algebra-in-dbms/ - LATER review lab2 - LATER SQL join