SQL fundamentals: SELECT, WHERE, ORDER BY (with examples)
A practical SenseCentral guide to SQL fundamentals: SELECT, WHERE, ORDER BY (with…
JOINs explained with real tables (INNER/LEFT/RIGHT)
A practical SenseCentral guide to JOINs explained with real tables (INNER/LEFT/RIGHT), including…
Indexes: when to add them and how to test impact
A practical SenseCentral guide to Indexes: when to add them and how…
Normalize vs denormalize: practical trade-offs
A practical SenseCentral guide to Normalize vs denormalize: practical trade-offs, including examples,…
Create a schema for a blog (posts, tags, users)
A practical SenseCentral guide to Create a schema for a blog (posts,…
Create a schema for an ecommerce store (products, orders)
A practical SenseCentral guide to Create a schema for an ecommerce store…
Transactions: avoid data corruption
A practical SenseCentral guide to Transactions: avoid data corruption, including examples, comparison…
Constraints: primary keys, foreign keys, unique constraints
A practical SenseCentral guide to Constraints: primary keys, foreign keys, unique constraints,…
Migration workflows: version your database changes
A practical SenseCentral guide to Migration workflows: version your database changes, including…
Backups: strategies and restore drills
A practical SenseCentral guide to Backups: strategies and restore drills, including examples,…
