SQL Fundamentals
0 of 20 tricks collected.
SQL SELECT, WHERE, ORDER BY and LIMIT: Querying Your First Table
- Locked trick - Trailhead map board. Ride this lesson to collect it.
- Locked trick - Muddy path through the marsh. Ride this lesson to collect it.
- Locked trick - Signpost at a three-way split. Ride this lesson to collect it.
- Locked trick - Steep section: counting the climb. Ride this lesson to collect it.
- Locked trick - Viewpoint with a page-turning guide. Ride this lesson to collect it.
SQL GROUP BY, HAVING and Aggregate Functions Explained with Examples
- Locked trick - Library returns desk. Ride this lesson to collect it.
- Locked trick - Sorting trolley by branch. Ride this lesson to collect it.
- Locked trick - Fee ledger on the shelf. Ride this lesson to collect it.
- Locked trick - Empty reading room. Ride this lesson to collect it.
- Locked trick - Back office: the odd extra column. Ride this lesson to collect it.
SQL JOINs Explained: INNER vs LEFT JOIN and the Row Multiplication Trap
- Locked trick - Podcast studio reception. Ride this lesson to collect it.
- Locked trick - Studio door marked 'empty'. Ride this lesson to collect it.
- Locked trick - Mixing desk: where to put the filter. Ride this lesson to collect it.
- Locked trick - Tangled cables behind the rack. Ride this lesson to collect it.
- Locked trick - Mastering room: the numbers look doubled. Ride this lesson to collect it.
SQL INSERT, UPDATE, DELETE, Constraints and Primary and Foreign Keys
- Locked trick - Nursery gate: the rulebook. Ride this lesson to collect it.
- Locked trick - Potting shed: removing a species. Ride this lesson to collect it.
- Locked trick - Seed packing bench. Ride this lesson to collect it.
- Locked trick - Stock room shelves. Ride this lesson to collect it.
- Locked trick - Greenhouse door, left ajar. Ride this lesson to collect it.