Queries are categorised into three different responses. Each category is explained in this section as well as a series of standard workflows for configuring each query.
oneSearch Quer return records from a map service layer matching a single text box search.
Search Flow Query Types
Search Flow Queries search for records by user entered parameters and select features from a layer.
ComboBox Quer: are used in Search Flow queries and return a selectable dropdown list of values.
Type Ahead Queries are used in Search Flow queries to return a list of values to populate a type-ahead text box.
Results Query Types
Feature Information Queries (FIQ) are used to configure the way in which the Results Panel displays and format Selected or Identified features. A Callout Query is also derived from a FIQ. Callout are used when a map “popup” (callout) is required to display information about a feature instead of the Results Panel. Callout Queries are invoked using the Redline Panel.
Layer Information Queriesinstructs the Results Panel what to display once the user has made a selection either by way of a map selection or query that has selected features from the map.
Feature Info Queries and Layer Info Queries also enable the display of different data types. Supported Display Types include:
§ Table: Presents data to the user as a table.
§ Image List: Presents data to the user as a list of images.
§ URL List: Presents data to the user as a list of clickable hyperlinks.
All Queries built by Dekho are supported by :
§ JDBC: Relational Databases
§ Map Services: ArcGIS Server Map Service
§ Web Services: Web Services provided by a third party
§ Spatial: A spatial data source is a layer within a map which can be spatially queried.