Accustomed to MySQL, want to try to use the next PostgreSQL, it is said that this thing is also very strong, I searched the Internet related Chinese books, but the related books are far less than MySQL, but I found in the official translation by the Volunteers documents (refer to 9.1 document translation project), To tell the truth, my English document reading ability is still more tangled, so there are Chinese documents of course priority in Chinese.
Label: Original: http://lovewinner.iteye.com/blog/1490915Installing PostgreSQL [Plain]View PlainCopy
sudo apt-get install postgresql-9.1 postgresql-contrib-9.1
Where postgresql-contrib-9.1 does not have to be installed, if you do not install it, you may be prompted to install it later using Pgadmin to o
Label:C # Simple cryptographic decryption process for strings C # SQL database login password encryption decryption encryption restore direct copy code to use Using System;
Using System.Collections.Generic;
Using System.Linq;
Using System.Text;
Using System.Security.Cryptography;
Using System.IO; Namespace Pdaprint {class Classsecuritystring {public st
Double-click the installation program to install PostgreSQL and create a geographic database. 2. for PostgreSQL installation location, you can select your PostgreSQL installation path. The default installation path is C: ProgramFilesPostgreSQL9.23. in this step, you can select the path where your
Let's see if you can access the database server. The first example is trying to create a database. A running PostgreSQL server can manage many databases. Typically we use a single database for each project and for each user.The node administrator may have created a database
ReadLine is an open source Cross-platform library that provides interactive text editing capabilities. PostgreSQL needs ReadLine support.Wget-c https://ftp.postgresql.org/pub/source/v9.3.5/postgresql-9.3.5.tar.gz[Root@rootop postgresql-9.3.5]# yum install ReadLine readline-devel
[Root@rootop postgresql-9.3.5]#./config
is not loaded at all, or the search path does not contain it. Try calling the command with an absolute path:$ /usr/local/pgsql/bin/createdb mydbThis path may not be the same on your node. Please contact your administrator or see the installation instructions to get the correct location.Another response might be this:createdb: could not connect to database postgres: could not connect to server: No such file or directory Is the server running lo
Environment: Win7 SP1pg:9.3.5
1, create user postgres, password is also postgres:
NET user Postgres Postgres/add
2, in the database root directory to create a data directory:
C:\Program FILES\POSTGRESQL\9.3>MD Data
3, remove the administrator of the Data directory permissions:
C:\Program files\postgresql\9.3>cacls data/e/t/r A
Label:Access to the Bin folder under PostgreSQL, you will see a lot of EXE files, this is the PostgreSQL built-in tools. Inside will find Pg_dump.exe. That's what we're actually using.Usage: 1 .
CD C:\Program files\postgresql\9.3\
bin2.
-H localhost-u postgres kar >
C:\kar.bak3.
-H localhost-u postgres-d Kunlunapple 1. Start-run the-cmd pop-up DOS conso
Lab Environment >>>>>>>>>>>>>>>>>>Operating system: CentOS release 6.3 (Final)Database version: PostgreSQL 9.3.5The dependency on installing PostgreSQL hasA, requires a iso/ansic compiler (at least compatible with C89).B. GNU make is required and other make programs are not available.C, the GNU ReadLine Library is automatically used by default. requires ReadLine
Hackers often attack enterprise databases in newspapers. The days when most attacks were initiated by rebellious minors are gone forever. Today, data integration
Hackers often attack enterprise databases in newspapers. The days when most attacks were initiated by rebellious minors are gone forever. Today, data integration
Database security is the biggest challenge for Web-based applications today. If you do not control it, you will be exposed to
Document directory
9.2.2. Case sensitivity of the identifier
From: http://bbs.chinaunix.net/viewthread.php? Tid = 812899
This problem is lost because I just got started with pgsql.
PostgreSQL is case-sensitive and converts the database object name in SQL statements to lowercase by default. Therefore, if you specify a name that is case-insensitive when creating a d
PostgreSQL Create a databaseTo create a Xifenfei library using the shell-level createdb command-bash-3.2$ Createdb XifenfeiSystem Authentication Login PostgreSQL DatabaseUsing the Xifenfei database in the psql login PostgreSQL-bash-3.2$ Psql XifenfeiPsql (9.4.4)Type ' help ' for help.PostgreSQL Simple Query TestTest SQ
PostgreSQL Chinese Learning Manual (Database Management). When establishing a connection with the database server, this connection can only be associated with one database and cannot be performed in one session.
PostgreSQL Chinese Learning Manual (
Document directory
Supported Data Types
PostgreSQL is a widely used free and open source database. Compared with MySQL, PostgreSQL is more suitable for complicated enterprise computing tasks. MySQL is more widely used in the Internet field, postgreSQL supports the most data types, including array and IP address
Postgres-XL: PostgreSQL-based open-source scalable Database Cluster,Postgres-XL: PostgreSQL-based open-source scalable Database ClusterIn the past year, IOE has become more and more popular in the industry. Many traditional enterprises have also placed their "IOE" plans on their desktops. I have always wondered why the
We have completed the migration of the database from MySQL to PostgreSQL for the Django1.6 app, and if your environment is clean, the process will be simple, as long as you allow syncdb or migrate to create tables, truncating the data in the table, Then run the DumpData and Loaddatamanagement commands to finish.
The first step is to create an empty instance in your Post
We have completed the migration of database from MySQL to PostgreSQL for Django1.6 app, and if your environment is clean, this process will be simple, just allow syncdb or migrate to create tables, truncating data in tables, Then run the DumpData and Loaddatamanagement commands to complete.The first step is to create an empty instance in your PostgreSQL
Author: icyriverSource: http://icyriver.net /? P = 176
PL/ProxyAndPostgreSQLThe structure relationship of the cluster can be clearly expressed. If you are not familiar with pL/proxy and PostgreSQL clusters, you can seeSkype plans for PostgreSQL to scale to 1 billion usersThis article.
The following operations are performed on three different machines. The machine names of the plproxy node are p1, and tho
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