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PostgreSQL 10 Administration Cookbook - Fourth Edition
book

PostgreSQL 10 Administration Cookbook - Fourth Edition

by Simon Riggs, Gianni Ciolli
May 2018
Intermediate to advanced content levelIntermediate to advanced
576 pages
30h 25m
English
Packt Publishing
Content preview from PostgreSQL 10 Administration Cookbook - Fourth Edition

How to do it…

To see which users don’t yet have SCRAM encrypted passwords, use this query:

test2=# select usename,passwd from pg_shadow where passwdnot like ‘SCRAM%’ or passwd is null; usename  |    passwd   ----------+-------------- tim      | weakpassword asterisk | md5chicken(2 rows)

To enable SCRAM-SHA-256 for encrypted passwords, use the following:

test2=# SET password_encryption = ‘scram-sha-256’;test2=# ALTER USER bob ENCRYPTED PASSWORD ‘whatever’; ALTER USER
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Publisher Resources

ISBN: 9781788474924Supplemental Content