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Ryan 2023-06-14 19:50:46 +08:00
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pages/总复习2023t1.md
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@ -872,6 +872,7 @@
:END: :END:
- DONE Block 1 - DONE Block 1
deck:: 2023t1/database deck:: 2023t1/database
collapsed:: true
- DONE DBMS - 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. - Database is :-> a shared collection of logically related data (and a description of this data), designed to meet the information needs of an organization.
id:: 648974ba-3221-48b2-8f9c-2d9275174f48 id:: 648974ba-3221-48b2-8f9c-2d9275174f48
@ -1003,7 +1004,10 @@
id:: 6489683b-7d47-4246-afdf-83fdb35a00f6 id:: 6489683b-7d47-4246-afdf-83fdb35a00f6
- There are attributes that apply to some (but not all) instances of an entity. - There are attributes that apply to some (but not all) instances of an entity.
- The instances of a potential subclass participate in a relationship unique to that subclass. - The instances of a potential subclass participate in a relationship unique to that subclass.
- LATER SQL
- Designing databases
- DONE Block 3 - DONE Block 3
collapsed:: true
- DONE DB transaction management - DONE DB transaction management
- DONE Deadlock and how it can be resolved. #flashcard - DONE Deadlock and how it can be resolved. #flashcard
id:: 64841da4-d8ce-46f5-bbe6-4dee620cde75 id:: 64841da4-d8ce-46f5-bbe6-4dee620cde75