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1. DBVISUALIZER AUTO COMMIT OFF HOW TO
2. DBVISUALIZER AUTO COMMIT OFF INSTALL
3. DBVISUALIZER AUTO COMMIT OFF PASSWORD

how to take a dump of a PostgreSQL database.how to create user and database in PostgreSQL.when using migration tools to increase the value of max_locks_per_transaction to 1024. I also have found it necessary at times, e.g. Some previous version, say PostgreSQL 9) is also running on the same machine. This might be necessary if another PostgreSQL cluster (e.g. other configurations in nfĪt this point, you might also want to change the port setting to a value other than theĭefault of 5432.Machine (assuming your IP is 192.168.2.2) to listen to the external NIC To do that you have to edit the nf file andĬhange the listen_addresses setting. configure PostgreSQL to listen to remote connections.Useful (and might even be confusing at times if you are not aware of its existence): You might also want to create the ~/.psqlrc file but this is less Localhost:5432:acmeindustries:johndoe:cret Now is a good time to create file ~/.pgpass to makeĬonnecting to the database easier. … and also comment out the replication lines at the end of the file (since I don't believe I am using this feature) In the same file, I have also done the following changes but I don't know how essential they are: In file pg_hba.conf change the following line: change authentication mode from peer to md5.$ cp /etc/postgresql/12/main/nf /etc/postgresql/12/main/

$ cp /etc/postgresql/12/main/pg_hba.conf /etc/postgresql/12/main/pg_ make copies of the basic configuration files.$ sudo -u postgres psql -c 'create database acmeindustries'

DBVISUALIZER AUTO COMMIT OFF PASSWORD

Postgres=# ALTER USER johndoe WITH PASSWORD 'cret' $ sudo -i -u postgres createuser -interactive johndoe While the peer authentication mode is still applicable: In the same vein you might also want to create an actual user (not postgres) In general, you don't want to do anything with the UNIX user postgres and youĭEFINITELY don't want to set a password for that user (as that would unlock the account) by doing a: DANGER: do not do the below: $ sudo passwd postgres The locked status can be verified by ( source): … but the account is "locked" (and you want to keep it locked as advised in this SO answer. $ cat /etc/passwd | grep -i postgres | wc -l User postgres, not the Unix user postgres. Note that (according to my understanding) the above only affects the PostgreSQL This will come into play later when you change the authentication modeįor the postgres user (and any other user for that matter) from peer change password for PostgreSQL user postgresĪt this point you want to take advantage of the initial, default peerĪuthentication mode to change the PostgreSQL password for the PostgreSQL user postgres.

DBVISUALIZER AUTO COMMIT OFF INSTALL

$ sudo apt install postgis postgresql-12-postgis-3

streamlined procedure for setting up PostgreSQL 12 (December 2021).how to discover data directory and configration file in PostgreSQL.… while at the same time creating the tablespacesĬREATE TABLESPACE userspay2019 LOCATION '/home/mperdikeas/postgresql-tblspaces/userspay2019'

Mkdir userspay2019 & chown -R postgres:postgres * Mkdir ~/postgresql-tblspaces & cd ~/postgresql-tblspaces