Installation under Linux postgres (CentOS 7)

Background things: the need to install postgres database on Linux, but want to directly specify the installation directory, so I want to compile and install the source code by pg

First, download the source code package. Source Download: https://github.com/postgres/postgres/releases

I downloaded version is postgres-REL_10_9.tar.gz

Root user switching command with the following actions:

sudo -i

(1) the installation package uploaded to the Linux server

(2) extract the source archive

tar xvfz the postgres-REL109. tar gz

(3) Configuration before compilation.

cd postgres-REL_10_9
./configure

(4) official compilation

make

In this process, will encounter a variety of missing dependency and error, can be installed via yum install ***.

(5) Installation

make  install

(6) pg create a system user and password

adduser postgres
passwd postgres

(7) to create a database to store the data folder

mkdir /usr/local/pgsql/data

(8) authorization to postgres user data folder

chown postgres /usr/local/pgsql/data

(9) switching the user to initialize the database folder postgres

/usr/local/pgsql/bin/initdb -D /usr/local/pgsql/data

(10) start the postgres service Services

/usr/local/pgsql/bin/pg_ctl start -D /usr/local/pgsql/data/ -l /usr/local/pgsql/data/logfile

(11) to create the first database

/usr/local/pgsql/bin/createdb test

(12) into the connector using the tool database psql Command Line

/usr/local/pgsql/bin/psql test

(13) is provided sql statement execution context (i.e. operation for which a Schema)

set search_path to public

(14) to create a test table

create table test(id int primary key,name varchar(50) not null);
insert into test(id,name) values(1,'小明');
insert into test(id,name) values(2,'小红');

(15) Display Record

select * from test;

(16) configuration environment variable

Switch to the root user

we / etc / profile

Tail modify in the file:

. Export the JAVA_HOME = / usr / Java / jdk1 . 8 .0_121 
Export the JRE_HOME . = / usr / Java / jdk1 . 8 .0_121 / JRE 
Export PG_HOME = / usr / local / installation path pgsql #postgres database 
Export the CLASSPATH =:. $ the JAVA_HOME / lib: $ JRE_HOME / lib: $ the CLASSPATH 
Export the PATH = $ PG_HOME / bin: $ JAVA_HOME / bin: $ # configure the PATH environment variable

(17) arranged to restart the

source /etc/profile

This completes the installation of postgres

Installation under Linux postgres (CentOS 7)

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