Postgres Database Re-indexing Recommendation Request

May 2, 2016111 i came across a query in postgres here which uses the @> operator on earth objects. In this thread (check if field exists in json type column postgresql), the answerer basically recommends using, json->'attribute' is . In postgres and when should it be used?

I have installed postgresql 8.4, postgres client and pgadmin 3. Authentication failed for user "postgres" for both console client and pgadmin. I have typed user as "postgres" and password "postgres",

Over a year ago one thing non-intuitive thing is that for postgres, position is 1 based, not 0 based. Apr 19, 2012i'm a little new to postgres. I want to take a value (which is an integer) in a field in a postgres table and increment it by one.

Mar 19, 2019i am trying to create a database from command line. My os is centos and postgres version is 10.9. Sudo -u postgres psql createdb test password for user test:

Please explain the output of the \z command in postgresql. I was using psql from postgresql, and somehow i created the table in the "postgres=#" directory instead of first connecting to the database and creating it there.