.idea/vcs.xml

<?xml version="1.0" encoding="UTF-8"?>
<project version="4">
  <component name="IssueNavigationConfiguration">
    <option name="links">
      <list>
        <IssueNavigationLink>
          <option name="issueRegexp" value="[A-Z]+\-\d+" />
          <option name="linkRegexp" value="https://issues.apache.org/jira/browse/$0" />
        </IssueNavigationLink>
        <IssueNavigationLink>
          <option name="issueRegexp" value="(apache/calcite)?#(\d+)" />
          <option name="linkRegexp" value="https://github.com/apache/calcite/pull/$2" />
        </IssueNavigationLink>
      </list>
    </option>
  </component>
  <component name="VcsDirectoryMappings">
    <mapping directory="$PROJECT_DIR$" vcs="Git" />
  </component>
</project>