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        <title>SQL (PostgreSQL)</title>
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        <description>SQL (PostgreSQL)

SELECT version();&lt;/sql&gt;
&lt;code sql&gt;select * from «pg_user»;

CREATE USER nombre_usuario WITH password ‘123456&#039;;

DROP USER nombre_usuario;

ALTER USER usertochange WITH password ‘new_passwd’;

ALTER USER mysuper WITH SUPERUSER;
ALTER USER mysuper WITH SUPERUSER CREATEDB CREATEROLE INHERIT LOGIN REPLICATION;</description>
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        <title>PLSQL</title>
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        <description>PLSQL

acceso psql

psql -U nombre_usuario nombre_db
psql -U user -W -h host database

pg_dump -U nombre_usuario nombre_db &gt; db.out

sudo su – postgres
pg_dumpall &gt; /var/lib/pgsql/backups/dumpall.sql

sudo su – postgres
psql -f /var/lib/pgsql/backups/dumpall.sql mydb
# alternativamente
psql -U postgres nombredb &lt; archivo_restauracion.sql</description>
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