REQUEST COMPLIMENTARY SQLS*PLUS LICENCE
PostgreSQL change user password
The ALTER USER operator is used to change the user password in a PostgreSQL database.
The syntax for changing the password with ALTER USER statement in PostgreSQL
ALTER USER user_name
WITH [ ENCRYPTED | UNENCRYPTED ] PASSWORD 'new_password'
| VALID UNTIL 'expiration';
Parameters and arguments of the statement
- user_name – User whose password you want to change.
- new_password – A new password to be assigned to the user.
- expiration – date/time when the password expires. If you do not want your password to expire, set it to ‘infinity’.
Example of using an ALTER USER operator
Consider an example that shows how to use the ALTER USER operator in PostgreSQL to change the password.
For example, if you want to update a user with the Zorg username and password zub*a*stik, you must execute the following ALTER USER operator in PostgreSQL:
ALTER USER zorg
WITH PASSWORD 'zub*a*stik';
If you want to set a password for user Zorg, which expires on January 1, 2020, use the ALTER USER operator as follows:
ALTER USER zorg
VALID UNTIL 'Jan 1, 2020';
If you want the password for a trizor user never to expire, you must use the ALTER USER operator as follows:
ALTER USER trizor
VALID UNTIL 'infinity';
PostgreSQL – Change PostgreSQL password
MORE NEWS
PreambleNoSql is not a replacement for SQL databases but is a valid alternative for many situations where standard SQL is not the best approach for...
PreambleMongoDB Conditional operators specify a condition to which the value of the document field shall correspond.Comparison Query Operators $eq...
5 Database management trends impacting database administrationIn the realm of database management systems, moreover half (52%) of your competitors feel...
The data type is defined as the type of data that any column or variable can store in MS SQL Server. What is the data type? When you create any table or...
PreambleMS SQL Server is a client-server architecture. MS SQL Server process starts with the client application sending a query.SQL Server accepts,...
First the basics: what is the master/slave?One database server (“master”) responds and can do anything. A lot of other database servers store copies of all...
PreambleAtom Hopper (based on Apache Abdera) for those who may not know is an open-source project sponsored by Rackspace. Today we will figure out how to...
PreambleMongoDB recently introduced its new aggregation structure. This structure provides a simpler solution for calculating aggregated values rather...
FlexibilityOne of the most advertised features of MongoDB is its flexibility. Flexibility, however, is a double-edged sword. More flexibility means more...
PreambleSQLShell is a cross-platform command-line tool for SQL, similar to psql for PostgreSQL or MySQL command-line tool for MySQL.Why use it?If you...
PreambleWriting an application on top of the framework on top of the driver on top of the database is a bit like a game on the phone: you say “insert...
PreambleOracle Coherence is a distributed cache that is functionally comparable with Memcached. In addition to the basic function of the API cache, it...
PreambleIBM pureXML, a proprietary XML database built on a relational mechanism (designed for puns) that offers both relational ( SQL / XML ) and...
What is PostgreSQL array? In PostgreSQL we can define a column as an array of valid data types. The data type can be built-in, custom or enumerated....
PreambleIf you are a Linux sysadmin or developer, there comes a time when you need to manage an Oracle database that can work in your environment.In this...
PreambleStarting with Microsoft SQL Server 2008, by default, the group of local administrators is no longer added to SQL Server administrators during the...