[/map {"- map/map "}) [/map/title {"- topic/title "}) Introduction (title][/map/topicref {"- map/topicref "}) [/map/topicref/topicmeta {"- map/topicmeta "}) [/map/topicref/topicmeta/navtitle {"- topic/navtitle "}) Introduction to the Endeca Query Language (navtitle][/map/topicref/topicmeta/linktext {"- map/linktext "}) Introduction to the Endeca Query Language (linktext][/map/topicref/topicmeta/shortdesc {"- map/shortdesc "}) This section introduces the Endeca Query Language (EQL) and walks you through the query processing model. (shortdesc] (topicmeta][/map/topicref/topicref {"- map/topicref "}) [/map/topicref/topicref/topicmeta {"- map/topicmeta "}) [/map/topicref/topicref/topicmeta/navtitle {"- topic/navtitle "}) EQL overview (navtitle][/map/topicref/topicref/topicmeta/linktext {"- map/linktext "}) EQL overview (linktext][/map/topicref/topicref/topicmeta/shortdesc {"- map/shortdesc "}) EQL is a SQL-like language designed specifically to query and manipulate data from the Oracle Endeca Server.It enables Endeca Server–based applications to examine aggregate information such as trends, statistics, analytical visualizations, comparisons, and more. (shortdesc] (topicmeta] (topicref][/map/topicref/topicref {"- map/topicref "}) [/map/topicref/topicref/topicmeta {"- map/topicmeta "}) [/map/topicref/topicref/topicmeta/navtitle {"- topic/navtitle "}) Important concepts and terms (navtitle][/map/topicref/topicref/topicmeta/linktext {"- map/linktext "}) Important concepts and terms (linktext][/map/topicref/topicref/topicmeta/shortdesc {"- map/shortdesc "}) In order to work with EQL, you need to understand the following concepts. (shortdesc] (topicmeta] (topicref][/map/topicref/topicref {"- map/topicref "}) [/map/topicref/topicref/topicmeta {"- map/topicmeta "}) [/map/topicref/topicref/topicmeta/navtitle {"- topic/navtitle "}) EQL and SQL: a comparison (navtitle][/map/topicref/topicref/topicmeta/linktext {"- map/linktext "}) EQL and SQL: a comparison (linktext][/map/topicref/topicref/topicmeta/shortdesc {"- map/shortdesc "}) EQL is, in many ways, similar to SQL, but has some marked differences as well. (shortdesc] (topicmeta] (topicref][/map/topicref/topicref {"- map/topicref "}) [/map/topicref/topicref/topicmeta {"- map/topicmeta "}) [/map/topicref/topicref/topicmeta/navtitle {"- topic/navtitle "}) Query overview (navtitle][/map/topicref/topicref/topicmeta/linktext {"- map/linktext "}) Query overview (linktext][/map/topicref/topicref/topicmeta/shortdesc {"- map/shortdesc "}) An EQL query contains one or more semicolon-delimited statements with at least one RETURN clause. (shortdesc] (topicmeta] (topicref][/map/topicref/topicref {"- map/topicref "}) [/map/topicref/topicref/topicmeta {"- map/topicmeta "}) [/map/topicref/topicref/topicmeta/navtitle {"- topic/navtitle "}) How queries are processed (navtitle][/map/topicref/topicref/topicmeta/linktext {"- map/linktext "}) How queries are processed (linktext][/map/topicref/topicref/topicmeta/shortdesc {"- map/shortdesc "}) This topic walks you through the steps involved in EQL query processing. (shortdesc] (topicmeta] (topicref][/map/topicref/topicref {"- map/topicref "}) [/map/topicref/topicref/topicmeta {"- map/topicmeta "}) [/map/topicref/topicref/topicmeta/navtitle {"- topic/navtitle "}) EQL requests in the Conversation Service (navtitle][/map/topicref/topicref/topicmeta/linktext {"- map/linktext "}) EQL requests in the Conversation Service (linktext][/map/topicref/topicref/topicmeta/shortdesc {"- map/shortdesc "}) A request made with the Conversation Web Service can include statements in EQL. (shortdesc] (topicmeta] (topicref][/map/topicref/topicref {"- map/topicref "}) [/map/topicref/topicref/topicmeta {"- map/topicmeta "}) [/map/topicref/topicref/topicmeta/navtitle {"- topic/navtitle "}) EQL reserved keywords (navtitle][/map/topicref/topicref/topicmeta/linktext {"- map/linktext "}) EQL reserved keywords (linktext][/map/topicref/topicref/topicmeta/shortdesc {"- map/shortdesc "}) EQL reserves certain keywords for its exclusive use. (shortdesc] (topicmeta] (topicref] (topicref] (map]