mirror of
https://gitea.com/mcereda/oam.git
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101 lines
3.3 KiB
Bash
101 lines
3.3 KiB
Bash
#!/usr/bin/env sh
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find "$HOME/bin" -type 'l' \( -name "pg*" -or -name "psql" \) -exec basename {} ';' \
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| xargs -pI{} ln -sf /opt/homebrew/Cellar/postgresql@15/15.8_1/bin/{} $HOME/bin/{}
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# Start DBs
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docker run --rm --name 'postgres' -d -p '5432:5432' -e POSTGRES_PASSWORD='password' 'postgres:14.12'
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docker run --rm --name 'postgis' -d -p '5432:5432' -e POSTGRES_PASSWORD='password' 'postgis/postgis:14-3.4'
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# Start PgAdmin
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# Retain data in a volume between sessions
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docker run -d --name 'pgadmin' \
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--rm -v 'pgadmin-overrides:/pgadmin4' \
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--rm -v 'pgadmin-data:/var/lib/pgadmin' \
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-p 8080:80 \
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-e 'PGADMIN_DEFAULT_EMAIL=me@company.com' \
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-e 'PGADMIN_DEFAULT_PASSWORD=password' \
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'dpage/pgadmin4'
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# Set up the credentials file
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# Format => hostname:port:database:username:password
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# Supports wildcards
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cat <<EOF > ~/'.pgpass'
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postgres.lan:5643:postgres:postgres:BananaORama
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*:*:sales:elaine:modestPassword
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EOF
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chmod '600' ~/'.pgpass'
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# Set up the per-user services file.
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# do *not* use spaces around the '=' sign.
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cat <<EOF > ~/'.pg_service.conf'
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[prod]
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host=prod.0123456789ab.eu-west-1.rds.amazonaws.com
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port=5433
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user=master
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EOF
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# Connect to DBs
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psql 'postgres'
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psql 'postgres' 'admin'
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psql --host 'prod.db.lan' --port '5432' --username 'postgres' --database 'postgres' --password
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psql -h 'host.fqnd' -p '5432' -U 'admin' -d 'postgres' -W
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psql 'postgresql://localhost:5433/games?sslmode=require'
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psql 'host=host.fqdn port=5467 user=admin dbname=postgres'
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psql "service=prod sslmode=require"
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PGHOST='host.fqdn' PGPORT=5432 PGDATABASE='postgres' PGUSER='postgres' PGPASSWORD='somePassword' …
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# List available databases
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psql --list
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# Change passwords
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psql … -U 'jonathan' -c '\password'
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psql … -U 'admin' -c '\password jonathan'
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# Execute SQL commands
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# The action is done in a single transaction
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psql -c 'select * from tableName;' -o 'out.file'
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psql -c 'select * from tableName;' -H
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psql -f 'commands.sql'
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psql -f 'dump.sql' -e
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# Dump DBs
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pg_dump --host 'host.fqnd' --port '5432' --username 'postgres' --dbname 'postgres' --password
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pg_dump -h 'host.fqnd' -p '5432' -U 'admin' -d 'postgres' -W
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pg_dump -U 'postgres' -d 'sales' -F 'custom' -f 'sales.bak' --schema-only
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pg_dump … -T 'customers,orders' -t 'salespeople,performances'
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pg_dump … -s --format 'custom'
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pg_dump … -F'd' --jobs '3'
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# Dump DBs' schema only
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pg_dump … --schema-only
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# Dump only users and groups to file
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pg_dumpall … --roles-only --file 'roles.sql'
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pg_dumpall … -rf 'roles.sql' --no-role-passwords
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# Restore dumps
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pg_restore … --dbname 'sales' 'sales.dump'
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pg_restore … -d 'sales' -Oxj '8' 'sales.dump'
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pg_restore … -d 'sales' --clean --if-exists 'sales.dump'
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# Initialize a test DB
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pgbench … -i 'test-db'
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# Check a DB is ready for use
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pg_isready
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# Skip materialized views during a restore
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pg_dump 'database' -Fc 'backup.dump'
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pg_restore --list 'backup.dump' | sed -E '/[[:digit:]]+ VIEW/,+1d' > 'no-views.lst'
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pg_restore -d 'database' --use-list 'no-views.lst' 'backup.dump'
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# Only then, if needed, refresh the dump with the views
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pg_restore --list 'backup.dump' | grep -E --after-context=1 '[[:digit:]]+ VIEW' | sed '/--/d' > 'only-views.lst'
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pg_restore -d 'database' --use-list 'only-views.lst' 'backup.dump'
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# Recreate databases
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# Cannot be done in a single transaction
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psql -c 'DROP DATABASE IF EXISTS sales;' && psql -c 'CREATE DATABASE sales;'
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dropdb --if-exists 'sales' && createdb 'sales'
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