PGConf.dev 2025]( (May 13-16, 2025, Montreal, CA), aka [PostgreSQL Development Conference 2025]( is an event where users, developers, and community ...

There will be 4 unique livestreams: 2 in Americas workday timezones (PDT), and 2 in EMEA workday timezones (CEST). Each livestream will have its own keynote and set of talks—no repeats among the ...

We're pleased to announce that we published the schedule of the PGDay/MED 2024 taking place in Naples, Italy, on December ...

If you have pattern matching needs that go beyond this, consider writing a user-defined function in Perl or Tcl. While most regular-expression searches can be executed very quickly, regular ...

Customer example Consultancy and Support from 2ndQuadrant for online trading platform, tastyworks, boosted PostgreSQL performance by 400%. tastyworks CTO, Jordan von Kluck, has this to say about ...

Value expressions are used in a variety of contexts, such as in the target list of the SELECT command, as new column values in INSERT or UPDATE, or in search conditions in a number of commands. The ...

This function opens a new database connection using the parameters taken from two NULL-terminated arrays. The first, keywords, is defined as an array of strings, each one being a key word. The second, ...

ALTER LARGE OBJECT — change the definition of a large object ALTER MATERIALIZED VIEW — change the definition of a materialized view ALTER OPERATOR — change the definition of an operator ALTER OPERATOR ...

This section describes the detailed format of each message. Each is marked to indicate that it can be sent by a frontend (F), a backend (B), or both (F & B). Notice that although each message includes ...

RETURN with an expression terminates the function and returns the value of expression to the caller. This form is used for PL/pgSQL functions that do not return a set. In a function that returns a ...

For best optimization results, you should label your functions with the strictest volatility category that is valid for them. Another important example is that the current_timestamp family of ...

The first time a user-defined function in a particular loadable object file is called in a session, the dynamic loader loads that object file into memory so that the function can be called. The CREATE ...