Show your appreciation, with the Buy Me Stuff list. Just books for now, no longer accepting offers for dinner and a movie.
Available for consultation and contracting.
- RDBMS: PostgreSQL, MySQL, SQL Lite.
Microsoft SQL Server is objectively not a real database: it is the Devil's Inferior Stateful Abacus. Find the Microsoft "Closed as Won't Fix" social media network here. #SQLserverIsAnInsideJob
MySQL is even worse. It's a failed attempt at applying a server-client model to Lotus 1-2-3.
For a swift proletarian revolution and an end to fascism, vote Evan Carroll in the next Moderator Election.
- Instagram IDs
- Email type
- Phone type
- Upgrading schema to not require double quotes
- Date vs (month,year)
- Handling measurements inside the database
- How to parse an address
- Searching in n-dimensional space
SELECT count(*)returns 1
- How to generate a time series
- Triggerz on triggerz triggaz
- Occurrence of substring in a string
+) vs array-to-element concatenation (
- custom window functions
Gaps and Islands
- Null Checking with
- Solving with dense_rank()