Editing PostgreSQL
Jump to navigation
Jump to search
Warning: You are not logged in. Your IP address will be publicly visible if you make any edits. If you log in or create an account, your edits will be attributed to your username, along with other benefits.
The edit can be undone. Please check the comparison below to verify that this is what you want to do, and then save the changes below to finish undoing the edit.
Latest revision | Your text | ||
Line 21: | Line 21: | ||
-v /custom/mount:/var/lib/postgresql/data \ | -v /custom/mount:/var/lib/postgresql/data \ | ||
postgres | postgres | ||
− | |||
− | |||
− | |||
− | |||
− | |||
− | |||
− | |||
− | |||
− | |||
== Configuration and data files == | == Configuration and data files == | ||
− | * <code>/etc/postgresql/ | + | * <code>/etc/postgresql/10/main/[[postgresql.conf]]</code> |
− | * <code>/etc/postgresql/ | + | * <code>/etc/postgresql/10/main/[[pg_hba.conf]]</code> (PostgreSQL Client Authentication Configuration File) |
# "local" is for Unix domain socket connections only | # "local" is for Unix domain socket connections only | ||
local all all md5 | local all all md5 | ||
− | + | Data: | |
+ | * <code>[[/var/lib/postgresql/]]</code> | ||
== [[PostgreSQL logs]] == | == [[PostgreSQL logs]] == | ||
− | *<code>[[/var/log | + | *<code>[[/var/log/]]postgresql</code> |
== Basic Commands== | == Basic Commands== | ||
Line 48: | Line 40: | ||
* Connect to a PostgreSQL database: <code>[[psql]] -h localhost -U postgres -d somedb</code><ref>http://postgresguide.com/utilities/psql.html</ref> | * Connect to a PostgreSQL database: <code>[[psql]] -h localhost -U postgres -d somedb</code><ref>http://postgresguide.com/utilities/psql.html</ref> | ||
* Connect to a PostgreSQL database with a timeout of 5 seconds: <code>env PGCONNECT_TIMEOUT=5 psql -h localhost -U postgres -d somedb</code><ref>http://postgresguide.com/utilities/psql.html</ref> | * Connect to a PostgreSQL database with a timeout of 5 seconds: <code>env PGCONNECT_TIMEOUT=5 psql -h localhost -U postgres -d somedb</code><ref>http://postgresguide.com/utilities/psql.html</ref> | ||
− | * [[Show databases]]: | + | * [[Show databases]]: <code>SELECT datname FROM pg_database WHERE datistemplate = false;</code> |
− | |||
− | |||
* Show tables: <code>\dt</code> or <code>SELECT * FROM [[pg_catalog]].pg_tables;</code><ref>https://stackoverflow.com/questions/769683/show-tables-in-postgresql</ref> | * Show tables: <code>\dt</code> or <code>SELECT * FROM [[pg_catalog]].pg_tables;</code><ref>https://stackoverflow.com/questions/769683/show-tables-in-postgresql</ref> | ||
* [[Show users]]: <code>[[\du]]</code> | * [[Show users]]: <code>[[\du]]</code> | ||
Line 59: | Line 49: | ||
* Show version: <code>[[SELECT version();]]</code> | * Show version: <code>[[SELECT version();]]</code> | ||
− | * Create backup: use <code>pg_dump</code> <ref>https://www.postgresql.org/docs/current/static/app-pgdump.html</ref> and <code> | + | * Create backup: use <code>pg_dump</code> <ref>https://www.postgresql.org/docs/current/static/app-pgdump.html</ref> and <code>~/.pgpass</code> file for automating login. |
* Create user: | * Create user: | ||
** <code>[[create user]] <username></code> | ** <code>[[create user]] <username></code> | ||
Line 75: | Line 65: | ||
== Processs == | == Processs == | ||
* [[wal]] writer process | * [[wal]] writer process | ||
+ | |||
== Related terms == | == Related terms == | ||
Line 80: | Line 71: | ||
* <code>[[pg_upgradecluster]]</code> | * <code>[[pg_upgradecluster]]</code> | ||
* [[Adminer]] | * [[Adminer]] | ||
+ | * {{TOC operation databases}} | ||
+ | * [[ALTER DATABASE]] | ||
* [[Amazon Redshift]] | * [[Amazon Redshift]] | ||
− | + | * [[PostgreSQL statistics collector]]: <code>[[pg_stat]]*</code> | |
− | + | * [[MVCC]] | |
− | * | + | * [[Master]] user, [[Index (PostgreSQL)]] |
− | * [[ | ||
− | |||
* [[Greenplum]] | * [[Greenplum]] | ||
* [[PostgreSQL replication]] | * [[PostgreSQL replication]] | ||
− | |||
* [[Amazon Aurora PostgreSQL Serverless]] | * [[Amazon Aurora PostgreSQL Serverless]] | ||
* [[PgBouncer]] connection pooler | * [[PgBouncer]] connection pooler | ||
* [[Amazon RDS for PostgreSQL]] | * [[Amazon RDS for PostgreSQL]] | ||
− | |||
− | |||
− | |||
− | |||
− | |||
− | |||
− | |||
== Activities == | == Activities == | ||
Line 106: | Line 89: | ||
== See also == | == See also == | ||
* [[Patroni]] [[HA]] solution for PostgreSQL that requires <code>[[etcd]]</code>, <code>[[Zookeeper]]</code>, or <code>[[Consul]]</code> | * [[Patroni]] [[HA]] solution for PostgreSQL that requires <code>[[etcd]]</code>, <code>[[Zookeeper]]</code>, or <code>[[Consul]]</code> | ||
− | |||
* {{PostgreSQL}} | * {{PostgreSQL}} | ||
+ | * {{DBs}} | ||
[[Category:PostgreSQL]] | [[Category:PostgreSQL]] |
Advertising: