Indexing and searching entity-relationship data

A computer program product for indexing and searching entity-relationship data, the computer program product comprising:

• a computer readable non-transitory storage medium having computer readable program code embodied therewith, the computer readable program code comprising:
• computer readable program code configured to:
• access a database of entity-relationship data which includes identifiers of entities and indications of relationships between the entities, indicating which entities are related to each other;
• represent the entities of the provided database as respective documents, each document containing content and metadata of a respective entity;
• represent the entities of the provided database as respective categories;
• represent each relationship instance, which indicates a relationship between a plurality of entities, in the database, as a category set that contains categories of all participating entities in the relationship;
• and
• index the entity-relationship data of a populated logical document model as an inverted index.

A system for indexing and searching entity-relationship data, comprising:

• a processor configured to:
• receive indication of a database of entity-relationship data which includes identifiers of entities and indications of relationships between the entities, indicating which entities are related to each other;
• represent the entities of the indicated database as respective documents, each document containing content and metadata of a respective entity;
• represent the entities of the provided database as respective categories;
• represent each relationship instance, which indicates a relationship between a plurality of entities, in the database, as a category set that contains categories of all participating entities in the relationship;
• and
• index the entity-relationship data of a populated logical document model as an inverted index.

A method of providing a service to a customer over a network for access control for indexing and searching entity-relationship data, the service comprising:

• providing a database of entity-relationship data which includes identifiers of entities and indications of relationships between the entities, indicating which entities are related to each other;
• representing the entities of the provided database as respective documents, each document containing content and metadata of a respective entity;
• representing the entities of the provided database as respective categories;
• representing each relationship instance, which indicates a relationship between a plurality of entities, in the database, as a category set that contains categories of all participating entities in the relationship;
• and
• indexing the entity-relationship data of a populated logical document model as an inverted index.