Create database (PostgreSQL)

https://www.postgresql.org/docs/current/sql-createdatabase.html

CREATE DATABASE name
   [ WITH ] [ OWNER [=] user_name ]
          [ TEMPLATE [=] template ]
          [ ENCODING [=] encoding ]
          [ STRATEGY [=] strategy ] ]
          [ LOCALE [=] locale ]
          [ LC_COLLATE [=] lc_collate ]
          [ LC_CTYPE [=] lc_ctype ]
          [ ICU_LOCALE [=] icu_locale ]
          [ LOCALE_PROVIDER [=] locale_provider ]
          [ COLLATION_VERSION = collation_version ]
          [ TABLESPACE [=] tablespace_name ]
          [ ALLOW_CONNECTIONS [=] allowconn ]
          [ CONNECTION LIMIT [=] connlimit ]
          [ IS_TEMPLATE [=] istemplate ]
          [ OID [=] oid ]

LOCALE available since Oct 2020 PostgreSQL 13

• createdb command include in postgresql-client-common package

PostgreSQL

CREATE DATABASE "yournewdbname";

CREATE DATABASE "yournewdbname"
 WITH OWNER "postgres"
 ENCODING 'UTF8'
 LC_COLLATE = 'en_US.UTF-8'
 LC_CTYPE = 'en_US.UTF-8';

CREATE DATABASE "scratch"
 WITH OWNER "postgres"
 ENCODING 'UTF8';

https://confluence.atlassian.com/doc/database-setup-for-postgresql-173244522.html

CREATE DATABASE "confluence"
 WITH OWNER "confluenceuser"
 ENCODING 'UTF8'
 LC_COLLATE = 'en_US.UTF-8'
 LC_CTYPE = 'en_US.UTF-8';

Output:

 CREATE DATABASE
or
 ERROR:  role "confluenceuser" does not exist
or
ERROR:  new collation (en_US.UTF-8) is incompatible with the collation of the template database (C.UTF-8)
HINT:  Use the same collation as in the template database, or use template0 as template.
or
 ERROR:  invalid locale name: "en_US.UTF-8"
 Soluction:  locale-gen en_US.UTF-8

Solution:

CREATE DATABASE "confluence"
 WITH OWNER "confluenceuser"
 ENCODING 'UTF8'
 LC_COLLATE = 'en_US.UTF-8'
 LC_CTYPE = 'en_US.UTF-8'
 TEMPLATE template0;

Output:

CREATE DATABASE

Createdb command

sudo su - postgres
createdb -E UNICODE -l C -T template0 YOUR_DB_NAME
(no output)

Timescale cloud

CREATE DATABASE test;
ERROR:  tsdb_admin: database test is not an allowed database name
HINT:  Contact your administrator to configure the 
"tsdb_admin.allowed_databases"

Solutions: is not allowed 

Related terms

• createdb command
• CREATE TABLE
• GRANT ALL PRIVILEGES ON DATABASE confluence TO confluenceuser;
• \list
• DROP DATABASE

See also

• PostgreSQL: pg_dump, pg_restore, pgAdmin, pg_config, psql, pg_ctl, pg_isready, initdb, Role, Schema, DBeaver, Navicat, DataGrip, OmniDB, Adminer, docker-compose.xml PostgreSQL, PostgreSQL version, PostgreSQL logs, postgresql.conf, pg_hba.conf, $HOME/.pg_service.conf, Create database (PostgreSQL), Create user, createdb, GRANT, pg_stat, PostgreSQL VACUUM, EXPLAIN, pg stat activity, Autovacuum, ALTER DATABASE, PostgreSQL statistics collector, Shared buffers, EXPLAIN (PostgreSQL), EXPLAIN ANALYZE, Bitmap scan, EXPLAIN VERBOSE, EXPLAIN VERBOSE (PostgresSQL), WAL, ALTER USER, CREATE ROLE, CREATE USER, \du, show users, \l, The Statistics Collector, pganalyze, cron.schedule, Master, pg_tables, PostgreSQL replication, CREATE, SET, TOAST, PgBouncer, Restore DB, Index, meta-commands, Table, foreign table, Schema, Sequence, Views, materialized view, Table Partitioning, monitoring, PostgreSQL System Administration Functions, PostgreSQL extension, privileges, logging, PGTune, PostgreSQL parameter tunning, PostgreSQL modules, pgbench, PostgreSQL users
• MariaDB: mariadbcheck, mariabackup, mysqldump, MyRocks, show (MariaDB) MariaDB Changelog, 50-server.cnf, MariaDB engines, .ibd, .myd, .myi, /var/log/mysql/error.log, MariaDB files: .frm, .ibd, /etc/mysql/mariadb.conf.d/50-server.cnf, replication, MariaDB slow queries, show databases;, Aria, MyISAM, MariaDB SkySQL, binary log, 3306

https://stackoverflow.com/questions/18870775/how-to-change-the-template-database-collection-coding

https://docs.timescale.com/cloud/latest/services/create-a-service/