# Preconditions in a dbms-specific changeset

**URL:** <https://forum.liquibase.org/t/preconditions-in-a-dbms-specific-changeset/1213>\
**Category:** General Discussion\
**Created:** [April 4, 2011, 7:47pm UTC](https://forum.liquibase.org/t/preconditions-in-a-dbms-specific-changeset/1213 "2011-04-04T19:47:00Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![ljnelson](https://sea2.discourse-cdn.com/flex020/user_avatar/forum.liquibase.org/ljnelson/32/120_2.png) [@ljnelson](https://forum.liquibase.org/u/ljnelson)\
**Post date:** [April 4, 2011, 7:47pm UTC](https://forum.liquibase.org/t/preconditions-in-a-dbms-specific-changeset/1213/1 "2011-04-04T19:47:00Z")

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I have a changeSets are run on non-targeted databases?  
  
Thanks,  
Laird

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**Author:** ![Guest](https://avatars.discourse-cdn.com/v4/letter/g/8dc957/32.png) [@Guest](https://forum.liquibase.org/u/Guest)\
**Post date:** [April 4, 2011, 7:47pm UTC](https://forum.liquibase.org/t/preconditions-in-a-dbms-specific-changeset/1213/2 "2011-04-04T19:47:00Z")

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It probably shouldn’t fire the preconditions if the database doesn’t match the dbms attribute.

I created&nbsp;[http://liquibase.jira.com/browse/CORE-925](http://liquibase.jira.com/browse/CORE-925)&nbsp;to track it

nathan