PGSQL 10 安装后密码错误的解决办法-PGSQL10 安装方法

su - postgres 切换用户

psql -U postgres 登录数据库，执行后提示符变为 ‘postgres=#’

ALTER USER postgres WITH PASSWORD ‘****************’ 设置postgres用户密码

二进制安装步骤：

groupadd postgres

 useradd -g postgres postgres

 id postgres

 passwd postgres

 mkdir -p /data/postgresql/data 

 mkdir -p /data/postgresql/log

 tar xf postgresql-9.5.9-1-linux-x64-binaries.tar.gz -C /usr/local/

 cd /usr/local/

 chown -R postgres.postgres pgsql

 cd /data

 chown -R postgres.postgres postgresql

 cd /usr/local/pgsql/bin/

 vim /etc/profile

PATH=$PATH:$HOME/bin
export PGHOME=/usr/local/pgsql
export PGDATA=/data/postgresql/data
PATH=$PATH:$HOME/bin:$PGHOME/bin
export LD_LIBRARY_PATH=/opt/glibc-2.14/lib:$LD_LIBRARY_PATH
export PATH
           

 source /etc/profile

报错的话去掉多余空格

普通用户启动postgreSQL服务

 su - postgres

初始化数据库：

 initdb -E utf8 -D /data/postgresql/data

启动数据库：

 pg_ctl -D /data/postgresql/data -l /data/postgresql/log/postgres.log start

[[email protected] log]# tailf /data/postgresql/log/postgres.log 

LOG:  could not create IPv6 socket: Address family not supported by protocol

LOG:  database system was shut down at 2017-10-04 18:06:18 CST

LOG:  MultiXact member wraparound protections are now enabled

LOG:  database system is ready to accept connections

LOG:  autovacuum launcher started

关闭postgresql服务

pg_ctl -D /data/postgresql/data -l /data/postgresql/log/postgres.log stop

[[email protected] log]# tailf /data/postgresql/log/postgres.log 

LOG:  received fast shutdown request

LOG:  aborting any active transactions

LOG:  autovacuum launcher shutting down

LOG:  shutting down

LOG:  database system is shut down

重启postgresql服务

pg_ctl -D /data/postgresql/data -l /data/postgresql/log/postgres.log restart

[[email protected] log]# tailf /data/postgresql/log/postgres.log 

LOG:  received fast shutdown request

LOG:  aborting any active transactions

LOG:  autovacuum launcher shutting down

LOG:  autovacuum launcher shutting down

LOG:  shutting down

LOG:  database system is shut down

LOG:  could not create IPv6 socket: Address family not supported by protocol

LOG:  database system was shut down at 2017-10-04 18:08:15 CST

LOG:  MultiXact member wraparound protections are now enabled

LOG:  database system is ready to accept connections

LOG:  autovacuum launcher started

查看启动日志：

 tail -100f /data/postgresql/log/postgres.log

ps -ef

登陆数据库：

 psql

默认登陆postgresql数据库是不需要密码的