Postgresql SELECT if string contains - Stack Overflow
So I have a in my Postgresql: TAG_TABLE ========================== id tag_name -------------------------- 1 aaa 2 bbb 3 ccc To simplify my pr...
Getting error: Peer authentication failed for user "postgres", when ...
FATAL: Peer authentication failed for user "postgres" when I try to make postgres work with Rails. Here's my pg_hba.conf, my database.yml, and a dump of the full trace. I changed authentication to …
database - What are '$$' used for in PL/pgSQL - Stack Overflow
Aug 27, 2012 · These dollar signs ($$) are used for dollar quoting, which is in no way specific to function definitions. It can be used to replace single quotes enclosing string literals (constants) anywhere in …
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.
Where does PostgreSQL store configuration/conf files?
I have recently installed PostgreSQL on Ubuntu with the EnterpriseDB package. I can connect to the database locally, but I can't configure it because I can't find config files. I searched through e...
what does the @> operator in postgres do? - Stack Overflow
May 2, 2016 · 113 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 (and likely …
Create database from command line in PostgreSQL
Mar 19, 2019 · I 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: Why is it prompting me …
How to import CSV file data into a PostgreSQL table
Open postgres and right click on the target table which you want to load. Select import and Update the following steps in the file options section Now browse your file for the filename Select CSV in format …
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 up and r...
pgadmin - pg Admin 4 - password for "postgres" user when trying to ...
Oct 4, 2020 · I know that this question has been asked other times but I didn't find a solution to this problem! I downloaded PostgreSQL 13 with pg Admin 4 and when I open it for the first time after …