Information retrieval query language
COMPUTER LANGUAGE USED TO MAKE QUERIES INTO DATABASES AND INFORMATION SYSTEMS SUCH AS SQL OR XQUERY
Database query language; Information retrieval query language; Query languages; Query structure; Relational database querying; List of query languages; List of data query languages; List of database query languages
An information retrieval (IR) query language is a query language used to make queries into search index. A query language is formally defined in a context-free grammar (CFG) and can be used by users in a textual, visual/UI or speech form.