MarkLogic Server 11.0 Product Documentation
xdmp:cluster-version-at-least

xdmp:cluster-version-at-least(
   $version as xs:unsignedInt
) as xs:boolean

Returns true current MarkLogic Server effective version is equal or greater that the version

Parameters
version	The version to compare against the cluster's effective version

  xdmp:cluster-version-at-least(9000100)
   => true

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MarkLogic Server 11.0 Product Documentationxdmp:cluster-version-at-least