The CFP is now open & will close on Feb 9, 2025! The 4th annual event called POSETTE: An Event for Postgres will happen Jun 10-12, 2025 and the Call for Speakers is now open—unt ...

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

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

PostgreSQL provides various lock modes to control concurrent access to data in tables. These modes can be used for application-controlled locking in situations where MVCC does not give the desired ...

When logging_collector is enabled, this parameter sets the file names of the created log files. The value is treated as a strftime pattern, so %-escapes can be used to specify time-varying file names.

Commercial support is available from many different companies providing professional services to the PostgreSQL community.

CREATE TRIGGER creates a new trigger. The trigger will be associated with the specified table, view, or foreign table and will execute the specified function function_name when certain operations are ...

This module implements the hstore data type for storing sets of key/value pairs within a single PostgreSQL value. This can be useful in various scenarios, such as rows with many attributes that are ...

There are several ways to shut down the database server. You control the type of shutdown by sending different signals to the master postgres process. This is the Smart Shutdown mode. After receiving ...

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 ...

This module implements the hstore data type for storing sets of key/value pairs within a single PostgreSQL value. This can be useful in various scenarios, such as rows with many attributes that are ...

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 ...