postgresql 笔记

mac postgresql

http://www.jianshu.com/p/107235684ad0

launchctl unload -w ~/Library/LaunchAgents/homebrew.mxcl.postgresql.plist

brew update
brew upgrade postgresql
initdb /usr/local/var/postgres -E utf8
pg_upgrade -b oldbindir -B newbindir -d olddatadir -D newdatadir
pg_ctl -D /usr/local/var/postgres -l /usr/local/var/postgres/server.log start

pg_ctl -D /usr/local/var/postgres stop -s -m fast

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psql postgres
du
create role stock with login password '123456' ;
password postgres
createuser test --createdb
list l
c

createuser -P -s -e
createdb -O owner

select current_user

select current_database(); 

//psql 操作

create role abc LOGIN password '123456';
create database abc ENCODING 'UTF8' OWNER abc;