03
Databases & SQL
Relational databases, SQL queries, schema design, migrations, and PostgreSQL.
3/8 lessons
01Intro to Databases
video15 min
02SQL Basics: SELECT, INSERT, UPDATE
text25 min
03JOINs & Aggregations
text30 min
04Schema Design & Normalization
text25 min
05Indexes & Performance
text20 min
06Migrations with Alembic
text20 min
07Practice: Design a Schema
code45 minTask: submitted
08Practice: Complex Queries
code40 minTask: not started