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2023-06-14 14:33:28 +08:00 · 2023-06-14 14:33:28 +08:00 · 13dce8ea16
parent 2cd6f70b61
commit 13dce8ea16
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--- a/pages/总复习2023t1.md
+++ b/pages/总复习2023t1.md
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 					- LATER SQL join
 			- LATER Block 2
 				- LATER EER
+					- Most useful additional concept of EER model:
+					  specialization/generalization.
+						- Superclass :->
 				- LATER designing ER diagram
 			- DONE Block 3
 			  collapsed:: true