May 2, 2016 · 110 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 …

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 ...

Sep 17, 2012 · Difference between LIKE and ~ in Postgres Asked 13 years, 3 months ago Modified 1 year, 1 month ago Viewed 139k times

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...

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.

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);

is it case-sensitive or case-insensitive by default? Venkat D. Over a year ago One thing non-intuitive thing is that for postgres, position is 1 based, not 0 based. For example select position ('a' in 'abc') …

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 \\z. datastore_default=&gt...

Oct 16, 2010 · A MySQL "database" is in fact a schema. Therefor in most cases, MySQL's "databases" would better be mapped to schemas in Postgres anyway. And if that is done, you can change the …

Apr 6, 2009 · The quoted statements work in Postgres 9.4 or later, but the leading paragraph is false. Setting log_statement = all in postgresql.conf for the respective database cluster - like the accepted …