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.
• Langs: JavaScript, Perl, PHP, Python

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.

PostgreSQL Types

• Instagram IDs
• Email type
• Phone type
• Bignums
• Pixels

PostgreSQL Posts

• 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
• Why SELECT count(*) returns 1
• How to generate a time series
• Triggerz on triggerz triggaz
• Occurrence of substring in a string
• intarray push (+) vs array-to-element concatenation (||)
• custom window functions

Gaps and Islands

• Null Checking with IS NULL or CASE
• Solving with dense_rank()