SQL course notes
- Purpose of databases
- Relationhips
- Relations
- Keys
- Integrity constraints
- Functional dependencies
- Normalization
- Design
- Basic commands
- Calculated fields
- Aggregate functions
- Creating tables and relationships
- Joins
- Modification and deletion
- Joins
- Unions
- Views
- Case statements
- data modeling
- entity-relational model
- cardinality
- Strong/weak entities