cts-search refers to a set of MarkLogic functions related to low-level search
marklogic is an enterprise NoSQL database with multiple methods available to search content.
One of them is the set of cts:search
related functions. These include query constructors, geospatial functions, geospatial lexicon functions, lexicon functions, math lexicon (aggregation) functions, clustering, temporal functions, and core cts search functions.
The cts-search
capability is contrasted with higher-level search libraries such as the Search API as well as the search capabilities of the REST API, the Java Client API, and the Node Client API.