On Thursday and Friday of this week we will be enjoying 90 degree weather and sunshine in San Jose, California. It will be quite the change from the dark and damp of NW Washington. This is also the first time I will have been on an airplane in almost 3 years. Yes, it really has been that long since the world decided to begin a pandemic. That said, I am …
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Will Postgres use the second element of an index if it is the only element in the WHERE clause?
This is a test table from an Oracle to Postgres migration. The table has had a dozen or so columns removed for the illustration of this test case. I did not design this table but the customer is fixing it (adding proper primary key, changing to boolean and integer where appropriate etc...).
Table "public.costcenter"
Column | Type | Modifiers -------------------+-----------------------------+-------------------- costcenterid | numeric | not null costcenterno | character varying(100) …
PostgreSQL mininum requirements
In this article we will be discussing the minimum requirements for production usage of PostgreSQL whether on-prem or in the cloud. We will not be discussing proprietary forks such as Amazon RDS or other Open Source forks such as Yugabyte or Greenplum.
PostgreSQL is the Linux of databases. It provides the kernel and key features to the most critical database services available today.