With PostgreSQL 11 the new feature CREATE PROCEDURE has been initiated. This Blogpost is about how to use this PostgreSQL feature.
ora_migrator is a migration tool, which makes migration as simple as possible: It only takes a single SQL statement to migrate a database.
xmax is a PostgreSQL system column that is used to implement Multiversion Concurrency Control (MVCC). The documentation is somewhat terse: […]
Why should I get rid of unused indexes? Everybody knows that a database index is a good thing because it […]
Long PostgreSQL transactions can cause table bloat. idle_in_transaction_session_timeout limits the duration of a transaction to prevent bloat
PostgreSQL can be used for more than just trivial queries. A look into what a window function does: first_value and last_value in PostgreSQL.
To improve PostgreSQL transaction latency for OLTP systems a good trick is to move indexes of busy tables to fast SSD media.
How to improve speed is by rearranging window functions in a clever way: some clever optimization can give you better database performance.
Why vacuum? Whenever rows in a PostgreSQL table are updated or deleted, dead rows are left behind. VACUUM gets rid […]
What does PostgreSQL Full-Text-Search have to do with VACUUM? Find out about the GIN pending list and how to use it to improve performance.
More than copy data between a file and a table: a pretty cool feature was added to PostgreSQL. You can send data directly to the UNIX pipe.
About sequences Sequences are used to generate artificial numeric primary key columns for tables. A sequence provides a “new ID” […]
