Examples:
Query syntax
Syntax Meaning
cash flow Either word (OR is the default operator); documents with both rank higher
cash AND flow Both words
"cash flow" The exact phrase
risk -option, risk NOT option Exclude documents that match option
(index OR tree) AND disk Grouping; AND binds tighter than OR
title:heap, tags:(finance OR risk) Search only one field: title, body or tags
hash* Words starting with “hash”
volatlity~1, teh~2 Words within 1 or 2 typos (insert, delete, substitute or swap)

Operators must be upper case. Common words such as “the” are ignored.