| 摘要 |
<p>In one embodiment, a method includes accessing one or more graphs stored in one or more data stores, each graph comprising one or more nodes arranged in a hierarchical format, each node representing one or more data items, each data item having a particular one of a plurality of data types; generating a first query requesting a data structures of a specific data type; retrieving the data structure of the specific data type from the graphs; generating a second query requesting one or more specific data items having the specific data type, the second query being expressed in a format corresponding to the retrieved data structure of the specific data type; and retrieving the specific data items from the graphs.</p> |
