postgres find

POSTGRES-XL Cluster construction and testing CentOS6.5 192.168.0.101 CentOS6.5 192.168.0.102 CentOS6.5 192.168.0.103 CentOS6.5 192.168.0.104 First, host planning Cnode1 (GTM) cnode2 (Gtm_proxy,coordinator,datanode) cnode3

The last in a series of Postgres posts, Pat Shaughnessy wrote based on he presentation at the Barcelona Ruby Conference. You can also watch the video recording of the presentation. The series was originally published in his personal blog, and we is

PostgreSQL provides developers with a rich set of tools to manage concurrent access to data. Internally, data consistency is maintained by using a multi-version model (multi-version concurrency control, MVCC). This means that each SQL statement sees

Today development found me, said their database connection is not up, may be too many connections, and then I log on to the server, and try to log into the database, is also an error:Psql:FATAL:sorry, too many clients alreadyIt is clear that the

? POSTGRES-XL: PostgreSQL-based open source extensible DB cluster The recent year the industry to the "IoE" more calls louder, many traditional enterprises have to go to the "IoE" program on the desktop. I always wonder what motivates these

Recently, I have been working on a project related to PostgreSQL database, documenting the knowledge that I have learned in this process. About PostgreSQL database online already have too many relevant introduction, in order to blog the system or

In a (bad) PostgreSQL query, just a little to change (any (array[...)) to any (VALUES (...) ) will be able to reduce the query time from 20s to 0.2s. From the simplest learning to use EXPLAIN ANALYZE , to learn to use the Postgres community A lot of

Problem: Fatal error: User "Postgres" Ident authentication failedNote: This is because there is no remote access configured and authentication method has not changed, only need to change the use of account password authentication.Workaround: Locate

With Windows systems, Excel is always unavoidable.The Postgres version is 9.3.6;windows 8.1 64-bit.There is no way to find Excel directly import Postgres, there is a tool is XLSTOPG, similar to SQL Server Import and Export Data Wizard, but not open

PHP page access to postgres database issues This machine is equipped with Php,apache,postgres database I want to insert the data from the page into the native database from the browser PHP page, I write the code is certainly correct, but just can't