what does the @> operator in postgres do? - Stack Overflow
May 2, 2016 · 106 I came across a query in postgres here which uses the @> operator on earth objects. I've searched everywhere, but have come up empty on the meaning of this operator …
What is the difference between `->>` and `->` in Postgres SQL?
What is the difference between ->> and -> in SQL? In this thread (Check if field exists in json type column postgresql), the answerer basically recommends using, json->'attribute' is ...
sql - PostgreSQL IF statement - Stack Overflow
How can I do such query in Postgres? IF (select count(*) from orders) > 0 THEN DELETE from orders ELSE INSERT INTO orders values (1,2,3);
How to change owner of PostgreSQL database? - Stack Overflow
Nov 30, 2010 · postgres=# REASSIGN OWNED BY old_name TO new_name; This is a global equivalent of ALTER DATABASE command provided in Frank's answer, but instead of …
What is the default username and password for PostgreSQL?
My problem is with getting access to the installed PostgreSQL database. The database that gets created during installation is named iviewdb. I read at many forums that the default superuser …
PostgreSQL permissions explained - Stack Overflow
Sep 6, 2014 · Please explain the output of the \\z command in PostgreSQL. I understand the permission, I read the documentation, but somehow I missed the interpretation of the output of …
How to show data in a table by using psql command line interface?
Sep 25, 2014 · Is there a way to show all the content inside a table by using psql command line interface? I can use \\list to show all the databases, \\d to show all the tables, but how can I …
How to compare dates in datetime fields in Postgresql?
May 3, 2013 · I have been facing a strange scenario when comparing dates in postgresql (version 9.2.4 in windows). I have a column in my table say update_date with type timestamp without …
sql - How to get a list column names and datatypes of a table in ...
Nov 25, 2013 · Postgres does it programmatically, so just start postgres with the '-E' flag: psql -E and for every backslash command the respective SQL will be displayed before the result of the …
How do I install just the client tools for PostgreSQL on Windows?
Nov 22, 2015 · 13 I realize this is an older question, but when I used the Windows installer for the latest version of Postgres (10.4), it gave me the option to install just the command line tools. I …