what version of postgres running

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

Q. What does XL stand? XL is short for extensible lattice. It also connotes an extra large version of postgresql, in this case when SS multiple systems. Q. Is this a "nosql" solution? No, ipvs-XL supports traditional SQL, stronugly conforms to

Operating system version[Root@web103 ~]# More/etc/issueCentOS release 5.9 (Final)Kernel \ r \m[Root@web103 ~]# Uname-aLinux web103 2.6.18-348.el5 #1 SMP Tue 8 17:53:53 EST 2013 x86_64 x86_64 x86_64 gnu/linuxdownload corresponding PostgreSQL

Installing PostgreSQL using RPM packages in Linux Postgresql and MySQL are currently popular and active open source relational database systems. Compared with high-end Oracle commercial products, Postgresql and MyQL have much room for improvement in

Recently, we have to do some examples about PostgreSQL multi-instance running. Generally, we need to install the PostgreSQL server on different machines and then configure it on different machines, for example, use plproxy to set some demos. Of

Strict intranet environment, no network connection, the newly installed Fedora 22 system, no other configuration.Installation 1. Installation Environment: Operating system: Fedora 22 Database: postgresql-9.4 The installation process

1. InstallationThe latest version is automatically installed using the following command, 9.5sudo apt-get install PostgreSQLWhen the installation is complete, the default is:(1) Create a Linux user named "Postgres"(2) Create a default database

One, database upgrade 9.4 to 9.51.pg_dump Import and export (used when data volume is small)Postgres User Login$ pg_dumpall > Db_export.out$ env|grep LANGLang=en_us. UTF-8If the database character set is en_US. UTF-8, the system character set is

---restore content starts---Installation method:1, can use the operating system comes with the installation source2, can use the official website to download the source to install3, you can use the compiled package into the. Run Format installation

First, IntroductionPostgreSQL is a very complex object-relational database management system (ORDBMS), and is currently the most powerful, feature richest and most complex free software database system. Some features don't even have a commercial