# pt-online-schema-change and the mysql --login-path argument

**URL:** <https://forums.percona.com/t/pt-online-schema-change-and-the-mysql-login-path-argument/3400>\
**Category:** Percona Toolkit\
**Created:** [April 14, 2014, 12:20am UTC](https://forums.percona.com/t/pt-online-schema-change-and-the-mysql-login-path-argument/3400 "2014-04-14T00:20:36Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![txetxuda](https://avatars.discourse-cdn.com/v4/letter/t/eb9ed0/32.png) [@txetxuda](https://forums.percona.com/u/txetxuda)\
**Post date:** [April 14, 2014, 12:20am UTC](https://forums.percona.com/t/pt-online-schema-change-and-the-mysql-login-path-argument/3400/1 "2014-04-14T00:20:36Z")

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Hi, Does pt-online-schema-change supports the --login-path argument that mysql has which uses the credentials stored

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**Author:** ![mirfan](https://sea1.discourse-cdn.com/flex019/user_avatar/forums.percona.com/mirfan/32/16890_2.png) [@mirfan](https://forums.percona.com/u/mirfan)\
**Post date:** [April 14, 2014, 3:20am UTC](https://forums.percona.com/t/pt-online-schema-change-and-the-mysql-login-path-argument/3400/2 "2014-04-14T03:20:12Z")

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pt-online-schema supports --config option where you can store host, user, password for login as mentioned here [url][pt-online-schema-change — Percona Toolkit Documentation](http://www.percona.com/doc/percona-toolkit/2.2/pt-online-schema-change.html#cmdoption-pt-online-schema-change--config%5B/url%5D)