28. The computer program product according to claim 23 further comprising: computer program code for converting said dataset into at least one pre-processed content field.
29. The computer program product according to claim 28 , wherein said computer program code for converting an dataset associated with each identified hierarchical structure further comprises: computer program code for generating a content table with said at least one pre-processed content field in said content table, at least one record in said content table having a node identifier field containing the corresponding node identifier, a block identifier field and a content or content reference field.