Query within specific data layers to find exactly what you’re looking for. You can also view the query criteria in tabular format to download for outside use.
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This tutorial is for you to find the locations or communities that meet certain criteria, for example, the assisted housing properties around Philadelphia, PA area that have an average household rent contribution greater than 600. You will find help with
- Accessing the Query Tool
- Performing the query
- Viewing the results
Preparation
Before you use the Query Tool to target the communities that meet your criteria, you need to have two things prepared. First, you need to add to the map room a data layer, based on which your query will be run. You also need to specify an area on the map. Only the features within the current map view area (not the location entered in the location bar) that meet the criteria will be found.
Access the Query Tool
The Query Data Tool is accessible to you once a data layer is added to the Map Room. You have two ways to access this tool – to click the 
Do the Query
Now that you are in the Query Data panel, you can take three steps to do a query – select an attribute, set a value, and press the “Run Query” button. Take notice of the tips at the bottom of the Query Data panel when you set the value.
View the Result
You can view the result on a map by hovering the mouse cursor over each highlighted red dot for metadata. If a quick glance is not enough, you can also try a tabular view by clicking on “Show Attributes” at the bottom of the Query Data panel. You can either view it online or download it to use offline.
Query Completed
To start over another query, click on “Clear Selection”. To add additional data, click on the “Map Layers” bar.
If you need any additional assistance feel free to email us at sparkmap@missouri.edu