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If you receive a value of '1', then the former statement ran successfully and your JIRA database's 'READ_COMMITTED_SNAPSHOT' setting is 'ON'.
Please Note:
Before you begin the upgrade, please check for known issues. Sometimes we find out about a problem with the latest version of JIRA after we have released the software. In such cases we publish information about the known issues in the JIRAKB. Please check for known issues and follow the instructions to apply any necessary patches.
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