![]() ![]() In: Sack, H., Rizzo, G., Steinmetz, N., Mladenić, D., Auer, S., Lange, C. Sukhobok, D., et al.: Tabular data cleaning and linked data generation with Grafterizer. If you don't do that, then the JSON serialization of arrays/objects will be exported (which may or may not be what you want). ![]() to concatenate an array to a string or unpack nested objects. Roman, D., et al.: Datagraft: one-stop-shop for open data management. Using an AQL query for a CSV export allows you to transform the data if desired, e.g. Płuciennik, E., Zgorzałek, K.: The multi-model databases - a review. Pan, Z., Heflin, J.: DLDB: Extending relational databases to support semantic web queries. Lu, J., Holubová, I.: Multi-model databases: a new journey to handle the variety of data. Bornea, M., et al.: Building an efficient RDF store over a relational database. Instead of returning the raw doc, one can easily create a projection: FOR doc IN users RETURN IN test RETURN NEW. Each document is returned unchanged in this The following queryĮxecutes the loop body for all documents of a collection called users. RETURN is usually accompanied by a FOR loop to iterate over the documents of a collection. The function DOCUMENT() can be called to retrieve a single document via its document handle, for instance: RETURN DOCUMENT ( " users/phil " ) The query result is always an array of elements, even if a single element was returned and contains a single element in It can be used to return a static value, such as a string: RETURN " Hello ArangoDB! " Retrieving data from the database with AQL does always include a RETURN operation.
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