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- What is Database? (20:55)
- What is NULL? (8:33)
- Primary Key vs Foreign Key / Referential Integrity (24:36)
- What is Redundancy? and why it's a problem? (19:22)
- What is Data Integrity? and Why it's Important and Critical? (21:38)
- What is Constraint? and Why it's Important? (13:47)
- What is SQL? (17:51)
- DBMs vs RDBMS Summary (8:50)
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- What is ERD? and Why? (20:22)
- ERD Symbols (12:33)
- Components of ERD (2:27)
- Entity (Strong) and Weak Entity (9:25)
- Attributes (7:08)
- Relationships (16:39)
- One-to-One Relationship (16:21)
- One-to-Many/Many-to-One Relationship (15:01)
- Many-to-Many Relationship (6:26)
- Cardinality vs Ordinality (11:57)
- Cardinality Symbols and Practices (29:44)
- Total Vs Partial Participation (5:54)
- Process of Creating ERD Step by Step - Small Project (26:57)
- Recommended ERD Software to Use (2:51)
- Aggregation / Associative Entities (5:45)
- Generalization (13:26)
- Specialization (15:38)
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- What is Relational Schema? (13:58)
- Convert Self Referential ==> Relational Schema (7:07)
- Convert Composite-Multivalued-Derived Attributes ==> Relational Schema (15:19)
- Convert One-to-One ==> Relational Schema (8:45)
- Convert One-to-Many/Many-to-One ==> Relational Schema (8:16)
- Convert Many-to-Many ==> Relational Schema (16:41)
- Generalization and Specialization to Relational Schema
- Convert Associative Entity to Relational Schema (7:20)
- How to create Relational Schema on ERDPlus.com? (5:08)
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- Restore Sample HR Database and Get Ready . (4:29)
- Select Statement (6:37)
- Select Distinct Statement (5:35)
- Where Statement + AND , OR, NOT (10:33)
- "In" Operator (8:55)
- Sorting : Order By (7:01)
- Select Top Statement (13:45)
- Select As (11:27)
- Between Operator (1:40)
- Count, Sum, Avg, Min, Max Functions (6:00)
- Group By (7:46)
- Having (8:14)
- Like (6:13)
- WildCards (7:42)
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