Qgis Show Only Selected Features On Map

3 QGIS Projects. Once installed in plugin, we will see it located in the toolbar ready to work with our data. only numbers stored as numbers can be used in calculations; only data stored as text can be used in categorical labeling within a map; etc. This also extends to styling other layers based on the current feature geometry. Because the function „label selected features only“ does not exist anymore in QGIS, a workaround should just label specific features of a shapefile. on the 'selected feature' TOC entry (boldface), and select 'Create Layer from Selected Features'. Select and calculate area, length and perimeters of features. In the picture above, I have changed the color of the marker and frames so that it will be easier to identify which map is available. Read some QGIS Geographic Information Systems - GIS reviews and investigate each of the other systems in your shortlist in detail. Confidence level filtering. This exercise will be partly performed using the Processing Modeler tool in QGIS, which allows users to develop a workflow of their methodology. Note, if you select several layers (using Ctrl or Shift keys) and then click Add, QGIS will show those selected WMS layers as a single ‘derived’ layer in the GIS. Now, only the attributes. QGIS is easy to understand and my goal here to provide an easy steps to perform geological map with QGIS and some software, which you can use it for. Create a new feature class (e. Select the top level layer, in our case named nexrad_base_reflect and click Add. QGIS is a GIS platform that is available as a free web-download. A bar graph was added along the bottom of the map to show years of peak building construction. In addition to selecting features using various choices and setting selection options, you can work with selected features on this menu—for example: Zoom to selected features. QGIS Interface a. In 2011, I wrote “How to Label Only Selected Features in QGIS” which ends with the wish that Another “data defined setting” like “show this label (true/false)” would be more intuitive. Copy selected features from the layer to clipboard. Map change the display by clicking Show All Features and selecting Show Selected Features. If you need to update just the selection, simply select Show Selected and run the update. I propose to conduct an epidemiological study in 6 states. - thequerist Oct 2 '18 at 19:54. The only other way I can think to do it is to "create annotations for selected features" and/or lock the labels for selected features, but that seems like an unnecessary extra step. To enable the new map tips: Open the Layer Properties dialog for a layer and select the Display tab In action Notice how we can also…. Drag a box over some features in the MAP VIEW. 2: Highlighting current Atlas feature Posted on December 2, 2013 March 19, 2015 by Nathan A new feature coming up in QGIS 2. 8 I used plugin "Select features of visible layers by rectangle" to know the layer that owns a visible feature. The matching rows will be selected, and the total number of matching rows will appear in the title bar of the attribute table, as well as in the status bar of the main window. About merging and separating features. 2013/10/14 chingchai humhong <[hidden email]>: > Hi QGIS User > > How to display label only selected features in QGIS 2. The markers, usually a dot or cross, represent the occurrence or an aggregation of occurrences which are then randomly distributed across distinct regions of the map. These maps come from the QGIS maps - Flickr Group. A bar graph was added along the bottom of the map to show years of peak building construction. If you return to the Attribute Table window, you should now be able to use the drop-down on the lower left to SHOW SELECTED FEATURES, and only see the two records that have the string Passage in FULL_NAME_1 field. 8¶ This is the change log for the next release of QGIS - version 2. Maps in QGIS are controlled through the Map Canvas. Instructions provide sample code which will display only a selected set of features from a given feature class. Features being edited will also be shown. Web services. Clipping features and preserving features that fall within the clip geometry. “Features? Expressions? Queries?!! I just want to map my sales data!” I hear you. Map composer can add attribute Tables in layouts. Once it has completed, the results will appear:-It is possible to run a further query based on the selection. You may need the advanced license for data conversion. Here is a step-by-step tutorial on how to convert a geographic selection from one GIS dataset into a new GIS file using QGIS. Pan or zoom to selected features - once you have manually. Activate the Map Tips tool by going to View ‣ Map Tips. Other data types have not been tested. We encourage you to peruse the changelogs for the intermediate non LTR 2. Working with the Attribute Table¶ The attribute table displays information on features of a selected layer. You first need to select the features ` Save only selected features ` is selected. Closes the additional map canvas with matching name. Plus, learn how to stylize maps, get more insights from data with overlays and heat maps, and publish results with powerful Python-driven plugins for QGIS. One is using the "Action" commando and the other will show images when you just hover the mouse over one feature using the Map Tips tool in QGIS:. Using a compatible OBD dongle, OpenStreetCam can use this for improved location accuracy. Often, we want to label only a few features in a layer. If you need to update just the selection, simply select Show Selected and run the update. With the combination of QGIS and Input/Mergin you can mimic all the field data collection functionality covered in a typical Community Health Maps workshop! Getting started. You will see that ONLY the features in the ACTIVE LAYER were selected and highlighted in yellow. click the paste button. Introduction Covered in this workshop are a range of tools that are useful in a variety of applications and disciplines. For this example, choose Select features by rectangle. Add an attribute table with add attribute table and select the right layer. How to label only selected features in QGIS 2. Selections can still be made on the layer in the canvas and selected features will be rendered with a default symbol. Working with Projections¶. mp4 and upload to YouTube. A bar graph was added along the bottom of the map to show years of peak building construction. select vertices from several features and move or delete them at once. It's sometimes the small things that count. …There is an infinite array of colors and palettes we can use…to make the DEMs look much more appealing. 4) On the Size tab select the field for diagram size. You should read chapter 8 in the GIS Fundamentals textbook before performing this Lab. In the Display type options, we can choose 4 options, the first one (Map canvas image) will display on the relief generated by the selected MDE, which at that moment we have displayed in our QGIS viewer. To enable atlas generation for a specific map item, you need to check Controlled by Atlas under the item properties of the map item. QGIS tools are very easy to use and learn. Then select the tool. Then select the tool. This exercise will be partly performed using the Processing Modeler tool in QGIS, which allows users to develop a workflow of their methodology. the basics of the QGIS user interface, please read the tutorial A Quick Tour of QGIS Desktop. Searching by attribute highlights features on the map and in the attribute table, but there's no way to show only the selected features in the attribute table without re-running the query in the attribute table itself. Map Examples¶ Here you can find a selection of maps created with QGIS. The matching rows will be selected, and the total number of matching rows will appear in the title bar of the attribute table, as well as in the status bar of the main window. This can only be done in the vertex sketch properties in ArcMap. select features i wish to copy. Wien is German for 'Vienna' - host city to our developer meet up in November 2009 and again in March 2014. This is because Atlas doesn’t automatically hide other features. Selected features are normally highlighted in a different color (default is yellow) to draw user’s attention on the selection. Minimum Way Length Distance. Geological mapping using open source QGIS. Returns a reference to the main window "Data Source Manager" toolbar. QGIS Projects save the state of the map, references to the data that are on your map, and the styles you’ve defined for your layers. Searching Data in Quantum GIS Page 3 of 6 Advanced Search Query Builder Search Query Builder can conduct complex searches. The CSV Information box, select whether the data is comma or tab delineated and. These maps come from the QGIS maps - Flickr Group. Similarly to all other QGIS algorithms, all those algorithms can be run normally by double-clicking them or in batch mode by right-clicking them. In Show Selected mode, you will see only those records or features that have been selected in the table. Bhaskar Reddy Pulsani Modify and Label a Point Feature in QGIS - Duration:. Next, click on the Zoom Selected icon to zoom the map to show that feature. Then select the tool. It's best to avoid heat maps if you have only a few point features; instead, map the actual points. Adding Complexity with More Data. You may now perform any other analysis on this layer and only the features that match our expression will be used. Hi I have created a beginners GIS course on Udemy where I show you how to do this in QGIS v3. A new setting was added in this latest version: the minimum distance by which a way’s length in the OSM map may be extended using the external map. We may want to select features for specific reasons. Vector layers are, along with raster layers, one of the two basic types of data structures that store data. In addition to selecting features using various choices and setting selection options, you can work with selected features on this menu—for example: Zoom to selected features. 11 Selecting map features. You can cycle through the selection and highlight a feature in a map or scene view, or hover over and click an item from the drop-down list. Click inside any of the countries. You will see that the rectangle window will be rendered with the map from the main QGIS canvas. ArcGIS has more options for advanced editing. If you look at the map area, the selected records will be highlighted in yellow. Add an attribute table with add attribute table and select the right layer. Simply, QGIS Atlas allows you to create multiple maps using records in a shapefile or spatial data set. Scroll down to the Frame panel and check the box next to it. Long Term Release. If you're not familiar with atlas prints they are QGIS' equivalent of ArcGIS's "data driven pages", or something like a map based version of Microsoft Word's "mail merge". …Let's add a couple of DEMs to our map now. For searches that display only selected features on the map, use the Query Builder described in section Query Builder. Typing ‘ef’ (“edit features”) followed by the name of the corresponding operation allows you to perform the edits directly via the keyboard. QGIS Interface a. Map makers show off their creativity and the map making capabilities of QGIS: Click on an image to see author and more information about the maps. For searches that display only selected features on the map, use the Query Builder described in section Constructeur de requête. This tutorial demonstrate how to add x and y value in QGIS software. What about plugins? I found many plugins already ported to QGIS 3, but unfortunately not all, including one of my favorite OpenLayers plugin, which can be used to add Google Maps basemap into QGIS map canvas such as Google Satellite, terrain and road map. Within the TOC, De-select (remove the check mark) all except the (new) selected layer. It is my reference material based on personal experience as I stumble across things from queries which I embarrassingly could not answer due to plain ignorance or simply forgot or from complaints by others who blundered here and there while using QGIS but were too shy or have too much ego to admit it was them who did it (Yes I. My current workaround is to set the transparency to 100% for the 2 alternate features, but it would be nice for them to not show up at all. For example, you can select records in your spreadsheet that correspond to the features selected on the map, or you can filter the spreadsheet to show only the selected features. CoordinateCapture Coordinate Capture Захват координат Click on the map to view coordinates and capture to clipboard. databaseMenu. Multiple selections in the results list are possible using the CTRL and SHIFT keys. The only other way I can think to do it is to "create annotations for selected features" and/or lock the labels for selected features, but that seems like an unnecessary extra step. For this quick start guide, we will focus on the basics of navigation which can be achieved with only five tools. This includes visualization of GRASS raster and vector layers, digitizing vector layers, editing vector attributes, creating new vector layers and analysing GRASS 2D and 3D data with more than 300 GRASS modules. In the Menu, select View ‣ Identify Features. Changing the units of measurement on a map, or map units, is a very common operation, depending on the purpose of your map or the standards of your organization or country. But proper understanding of the concepts and access to the right tools will make it much easier to deal with projections. Read some QGIS Geographic Information Systems - GIS reviews and investigate each of the other systems in your shortlist in detail. With the combination of QGIS and Input/Mergin you can mimic all the field data collection functionality covered in a typical Community Health Maps workshop! Getting started. Highlight Features Sample. on the 'selected feature' TOC entry (boldface), and select 'Create Layer from Selected Features'. Viewing all or only the selected records. When you select overlapping features by clicking them, a pop-up menu appears near the pointer, enabling you to specify the feature you want to select. There may be other soil types nearby on the same layer but they do NOT show up on the map so they should NOT be in the legend. Working with Projections¶. 99, I found that using the new snapping tool can be problematic on qgep since edition is automatically triggered for all layers. Each geometry in the index layer is used to create each individual page. To move the map or any other features around the page, use the Select/Move item tool. Plus, learn how to stylize maps, get more insights from data with overlays and heat maps, and publish results with powerful Python-driven plugins for QGIS. When editing the map, and using the Show Selected Features in the table, all the features are still visible. Here we will cover how to make a new layer from a selection of features on an old. search engines, 2. QGIS Configuration QGIS User Guide, Release 2. I wonder if it is possible to use another way. Drag a box over some features in the MAP VIEW. The other selection tools, also available from the Attribute table, perform a selection based on a feature's attribute or its selection state (note that attribute table and map canvas show the same information, so if you select one feature in the attribute table, it will be selected on the map canvas too):. When you confirm, all rows that satisfy your expression (that is: all points that belong to the track with track_id X) are selected. Example : active layer is vw_qgep_wastewater_structure snapping is in all layers 0. Return to the Attribute Table and use the drop-down on the lower left to SHOW SELECTED FEATURES. Right click on MD_Historical_Counties. Each geometry in the index layer is used to create each individual page. You can change the color and thickness of the frame border so it is easy to distinguish against the map background. When doing this, i follow the proper steps: 1. Select Map 1, and add a frame under Item properties, click on Frame to activate it and adjust the thickness to 0. For example, if I'm making a map showing Soils in a neighborhood, and the Soils layer has data for the entire county, I need the legend to display only the soils in the dataframe (the neighborhood level). So I started to thinking about why not use the USGS Topo Vector Data to create seamless maps that are very similar to the USGS geopdfs?. Now make the bottom layer ACTIVE by clicking on it (egypt_adm1). The field calculator bar allows you to make calculations on the selected rows only. Another “data defined setting” like “show this label (true/false)” would be more intuitive. Highlight all 6 nyc_poi datasets and drag them onto the map canvas (or right-click and choose Add Selected Layers to Canvas). Processing toolbox scripts¶ Managing and organising complex composite algorithms in the Graphical Modeler is not only tedious, it also only offers very limited logic operations. It will be used to select features from the first layer, but its features won't be part of the selection. Make the layer with your polygons active by clicking on it in the layers list. Sometimes selected features in QGIS are hidden behind other (non-selected) features in the same layer, for example when there are a lot of coincident points. In these descriptions, the Target layer is the layer in. Another "data defined setting" like "show this label (true/false)" would be more intuitive. These options are. Copy selected features from the layer to clipboard. Trying to copy selected features from one layer and paste into another layer. At this point the only layer i am able to copy to is the same layer that i'm in. I wonder if it is possible to use another way. 4) On the Size tab select the field for diagram size. Clear the currently selected features. This exercise will be partly performed using the Processing Modeler tool in QGIS, which allows users to develop a workflow of their methodology. This tutorial demonstrate how to add x and y value in QGIS software. By using our site, you acknowledge that you have read and understand our. This example shows a search to locate “any properties in the suburb of Settlement with a lot number of less than 10” from. At this point the only layer i am able to copy to is the same layer that i'm in. Another "data defined setting" like "show this label (true/false)" would be more intuitive. The markers, usually a dot or cross, represent the occurrence or an aggregation of occurrences which are then randomly distributed across distinct regions of the map. Hi I have created a beginners GIS course on Udemy where I show you how to do this in QGIS v3. In this lesson I will show you how to highlight certain areas on your map using the attribute table You will learn how to • Add new columns to your attribute table • Use the added column to. You should see the building features selected in the map. This list of projects appears when you open QGIS 2. form for the editing and QGIS takes. Filtering table records using the current map extent is only available in 2D views. Its advantages: it is a strong tool for geospatial analysis; it's easy to export your work to static images (PDF, TIFF, etc. How can I select a specific class of features so that only they appear on a map, so that for example a distribution map for a species can be generated. QGIS is an advanced desktop mapping tool, comparable to ArcGIS. dataSourceManagerToolBar. When you specify a dataset that you want to draw as a map layer, you often only want to draw some of the features in the dataset. The features must be from either a line or a polygon layer. you now have a shp with those lots >5 acres only in the data. You can cycle through the selection and highlight a feature in a map or scene view, or hover over and click an item from the drop-down list. This section control the map extent including zoom setting. Now make the bottom layer ACTIVE by clicking on it (egypt_adm1). Hi I have created a beginners GIS course on Udemy where I show you how to do this in QGIS v3. You will see that the rectangle window will be rendered with the map from the main QGIS canvas. In the picture above, I have changed the color of the marker and frames so that it will be easier to identify which map is available. Additionally the menu option Settings ‣ Configure Shortcuts allows to change the default keyboard shortcuts and to add new keyboard shortcuts to QGIS features. You can resize the map by changing the scale, which is under the Item Properties tab on the right hand side. QGIS (previously also known as Quantum GIS) is a free (GNU GPL v2) and open source GIS application enabling the user to visualize, manage, edit, analyse data, and compose printable maps. # I you only need QGIS Server, use the following instead: #yum install qgis-mapserver. This is because Atlas doesn’t automatically hide other features. "Save as image" saves the current map extent and creates a world file, but the output size cannot be specified directly. Working with the Attribute Table¶ The attribute table displays information on features of a selected layer. GRASS GIS Integration¶. Use the tool to select the features on the source layer. The purpose of this tutorial is to provide guidance on how to create polygons using the QGIS software. Unlike the GIS FAQ, QGIS FAQ touches specifically on QGIS matters. Highlight Features Sample. In this latest version of Cygnus, we have introduced new features and made a few overall improvements. 99, I found that using the new snapping tool can be problematic on qgep since edition is automatically triggered for all layers. We encourage you to peruse the changelogs for the intermediate non LTR 2. Selections can still be made on the layer in the canvas and selected features will be rendered with a default symbol. Attribute table row cache. Wien is German for 'Vienna' - host city to our developer meet up in November 2009 and again in March 2014. Creating and Editing Features with MapInfo. So I started to thinking about why not use the USGS Topo Vector Data to create seamless maps that are very similar to the USGS geopdfs?. There are three possibilities: Show all features, Show selected features and Show features visible on map. QGIS is a great GIS application which supports a wide range of file types. 1 this plugin is no more available. Activate Show only features intersecting Atlas feature is only available when Generate an atlas is activated. 25) - fraction of line to create new vertices along, between 0 and 1. Now let's take a quick tour of how some common GIS operations are performed in QGIS. A new feature coming up in QGIS 2. Click on one of the features to select that feature. So I was looking for a way to force the selected features to be rendered on top, something like this:. I'm using categorized symbology but the invisible features wouldn't display whether this was unchecked or unchecked. In this recipe, we'll access the canvas and then check one of its properties to ensure we have control of the object. We'll use QGIS and a "shapefile" of population and economic data for countries of the world. It is also available on the context menu, and by pressing the Delete key. Hi I have created a beginners GIS course on Udemy where I show you how to do this in QGIS v3. You can click the ‘ Move selection to top ’ button on bottom-left to bring all selected records to the top. You can delete parts of a multipart feature when you edit vertices or resume sketching a finished feature. Getting ready. Because the function „label selected features only“ does not exist anymore in QGIS, a workaround should just label specific features of the shapefile without exporting a new one. 5 (Leopard) and OS X 10. This row cache makes it possible to save the last loaded N attribute rows so that working with the attribute table will be quicker. Alternatively, click the Move selection to top icon. This can be easily done using the Show Selected Features item from the drop-down list at the bottom left of the attribute table dialog. Add an attribute table with add attribute table and select the right layer. Splitting vector maps in QGIS and GRASS GIS such a map. Dive even deeper into data mapping in this continuation of QGIS I. In 2011, I wrote “How to Label Only Selected Features in QGIS” which ends with the wish that. Automating Map Creation with Print Layout Atlas (QGIS3)¶ If your organization publishes printed or online maps, you often would need to create many maps with the same template - usually one for each administrative unit or a region of interest. To display the attribute table , select the Administrative boundaries layer in Map Legend panel. Filter by map extent. Maps in QGIS are controlled through the Map Canvas. com is your blog for all digital aspects of geosciences. Make the layer with your polygons active by clicking on it in the layers list. This class will cover joining data tables to maps, aggregating point data for easier analysis and preparing geographic data for display online. form for the editing and QGIS takes. To show this data on a map, we can define the layer style using colors to represent various groups of data. To filter the table view to show only records that correspond to features in the visible geographic extent of the map, click Filter By Extent at the bottom of the table in the Filters list. If you then click on the magnifier button, QGIS zooms to your selection in the map canvas. Use selected features in the source layer to identify the features to select. But with QGIS on your side, it doesn’t have to be: In QGIS, you can convert lines to polygons, points to polygons, or anything in between. For data entry one feature I really like in QGIS is the automatic feature edit forms with support for textboxs, dropdowns and all sorts of other cool Qt controls to make data entry a breeze. In this picture I've circled the Identify tool. On your tool bar, click on the Select Single Feature tool:. This is an easy-to-use tool, but it's only available in the countries HOT works. 99, I found that using the new snapping tool can be problematic on qgep since edition is automatically triggered for all layers. Bhaskar Reddy Pulsani Modify and Label a Point Feature in QGIS - Duration:. Click on the map and draw a rectangle, for selecting all your polygons at once. Image D is the map of the nearest major river named Ota River, which is drawn by the line drawing tool within a new shapefile in QGIS. MIT GIS Services: libguides. The one true king of representing our Earth is a three-dimensional globe. QGIS - Attribute Table - Advanced filter (Expression) - Save only selected features. Once a Map Canvas section is defined, or when you choose to define an orthogonal section, a dialog will ask you to select which vector and raster layers you want to include and choose a name for the section. Open the Visual Basic Editor. This includes visualization of GRASS raster and vector layers, digitizing vector layers, editing vector attributes, creating new vector layers and analysing GRASS 2D and 3D data with more than 300 GRASS modules. 0: 1) Select the layer with the data and open the Properties dialog. It's best to avoid heat maps if you have only a few point features; instead, map the actual points. extract layer. QGIS provides default keyboard shortcuts for many features. composition. show all features or only selected ones. Creating a Subset Shapefile from an Existing Shapefile This tip sheet covers how to create a smaller subset data set from a larger data set in ArcGIS. Sometimes selected features in QGIS are hidden behind other (non-selected) features in the same layer, for example when there are a lot of coincident points. The installation of QGIS is easy from our add-ons administrator. the QGIS User Manual: The answers to the second question show that most respondents look for information around 2-3 times a week:. But proper understanding of the concepts and access to the right tools will make it much easier to deal with projections. Need to search for something to update? Run a filter and press update. They just weren't visible in the map (only the attribute table). We may want to select features for specific reasons. To complete your Select by Location specification, you can optionally specify if you want to. Every vertex can be moved and removed. Add an attribute table with add attribute table and select the right layer. Drag a box over some features in the MAP VIEW. The other selection tools, also available from the Attribute table, perform a selection based on a feature's attribute or its selection state (note that attribute table and map canvas show the same information, so if you select one feature in the attribute table, it will be selected on the map canvas too):. Click on the map and draw a rectangle, for selecting all your polygons at once. GRASS GIS Integration¶. Click "Save Only Selected Features. To enable atlas generation for a specific map item, you need to check Controlled by Atlas under the item properties of the map item. Because the function „label selected features only“ does not exist anymore in QGIS, a workaround should just label specific features of the shapefile without exporting a new one. This is useful if you need to manage your storage space and also if you need to edit files that are otherwise read only. Such in-depth groundwork can make certain you weed out ill-fitting platforms and select the system that provides all the features you require for business success. Map tools are still usable in the map canvas, and in the ZoomView as well. QGIS tools are very easy to use and learn. The selected geometries only will only use features that have already been selected. Long Term Release. A new setting was added in this latest version: the minimum distance by which a way’s length in the OSM map may be extended using the external map. Wien is German for 'Vienna' - host city to our developer meet up in November 2009 and again in March 2014. Drag a box over some features in the MAP VIEW. In General tab now we will build a query in Query builder in Provider feature filter for filtering the data we want to show to the map. Possibility 1 - label certain values with an expression. Additionally the menu option Settings ‣ Configure Shortcuts allows to change the default keyboard shortcuts and to add new keyboard shortcuts to QGIS features. Next, click on the Zoom Selected icon to zoom the map to show that feature. qgis should only import pre selected layer features: Feature request #859: Assign vector colors from column: Feature request #879: Add 'Help contents' in different languages: Feature request #965: Add sliders to define min and max values. in windows explorer, find your shp file files and select them, ctrl c, ctrl v, leaving the pasted files highlighted, F2 and rename the pasted shp files to something like "LotsGT5acres. It's pretty popular among ArcGIS users. Also, you do not need to put the layer name in anymore and do not forget to underscore between is and selected. GRASS GIS Integration¶. How to label only selected features in QGIS 2. You first need to select the features ` Save only selected features ` is selected. QGIS is an advanced desktop mapping tool, comparable to ArcGIS. To display the attribute table , select the Administrative boundaries layer in Map Legend panel. Here we will cover how to make a new layer from a selection of features on an old. Once installed in plugin, we will see it located in the toolbar ready to work with our data. Colours can be used to represent different classifications to add an extra … Continue reading "Creating a statistical dot density map with QGIS". Types of supported spatial queries. The lower right corner has a toggle between the default table view and a forms view of the table. Digitization in QGIS - Exploring tools for Digitizing. You will see that ONLY the features in the ACTIVE LAYER were selected and highlighted in yellow. QGIS Attribute Table Not Displaying Data. Clear the currently selected features. The method has changed from All and Selected to All and Filtered. Now you have added the layer to your QGIS project. If you try to delete a feature (by Toggle Editing, Select Features, drawing a small box around the feature to select it, Cut Features, Toggle Editing), the feature will disappear from the screen, but QGIS also deletes something it shouldn’t – the dbf file. Back in the main QGIS window, you will see rest of the points disappear. Once you have layers like this in QGIS, it is possible to save them as shapefiles, execute filters and queries, and so forth.