what does the @> operator in postgres do? - Stack Overflow
May 2, 2016 · 108 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 ...
What is the default password for Postgres - Stack Overflow
I have just installed Postgres 9.3 on Windows 7. The installation completed successfully. It has never asked me to provide the password for postgres user. The service postgresql-x64-9.3 is …
How to increment value in PostgreSQL? - Stack Overflow
Apr 19, 2012 · I'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. For example, if the table 'totals' had 2 columns, 'name' …
database - How to show tables in PostgreSQL? - Stack Overflow
56 First login as postgres user: sudo su - postgres connect to the required db: psql -d databaseName \dt would return the list of all table in the database you're connected to.
Difference between LIKE and ~ in Postgres - Stack Overflow
Sep 17, 2012 · You can specify a full range of regular expression wildcards and quantifiers; see the documentation for details. It is certainly more powerful than LIKE, but should only be used …
sql - Declare a variable in a PostgreSQL query - Stack Overflow
How do I declare a variable for use in a PostgreSQL 8.3 query? In MS SQL Server I can do this: DECLARE @myvar INT; SET @myvar = 5/ SELECT * FROM somewhere WHERE something …
postgresql - 'password authentication failed for user "postgres ...
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 …
How to handle special characters in the password of a Postgresql …
URIs are supported by postgres since version 9.2 only, so with a 9.1 client that's not supposed to work at all. Or you're using a client that implements connection URIs itself. Percent-sign …
What is the format for the PostgreSQL connection string / URL?
Aug 27, 2010 · What is the format for the PostgreSQL connection string (URL postgres://...) when the host is not the localhost?