Complete DATABASE MANAGEMENT SYSTEMS ( DBMS ) SUBJECT PLAYLIST:
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DBMS unit 2 study material pdf:
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unit-2 topics:
00:34 - Relational model
03:34 - Database languages (DDL, DML, DQL, DCL, TCL)
35:31 -Types of keys ( primary key, foreign key, super key, candidate key, alternate key, composite key)
57:17 - Views( simple & complex views, creating, updating and deleting views)
01:07:39 - Aggregate functions ( count(), max(), min(), sum() , avg() )
01:15:28 -integrity constraints ( domain constraints, entity integrity constraints, referential integrity constraints, key constraints)
01:39:14 -logical database design( converting entity sets, weak entity sets, relationship sets to tables)
01:49:38 -Relational algebra ( all operations and examples)
02:18:08 -Relational calculus(tuple and domain relational calculus)
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26 сен 2024
