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The 'JQL Query' compares the number of issues returned from the JQL query against predefined conditions such as:
Must find at least one issue
Must not find any issue
Compare with a particular number
Configuration
You must write the 'JQL Query' and choose one option for the number of issues found. For example:
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For information on how to configure a check for a workflow transition in Jira, see the Jira documentation.
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See the JQL Use Cases for several examples.
Resources
https://appfire.atlassian.net/l/cp/Bq7bwnwp