A query layer is a layer or stand-alone table that is defined by a SQL query. Query layers allow both spatial and nonspatial information stored in a DBMS to be easily integrated into GIS projects.

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In terms of SQL, what exactly is Query Layer's “Unique Identifier” doing?

When you make a link with a database using Query Layer in ArcMap, you must select a Unique Identifier, which ensures that the resulting Layer only has unique records in the Attribute table. In some ...
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16 views

Utilize a Domain for a Query Layer in ArcGIS

I'm using the ESRI "Web App Builder for Developer" and Robert Scheitlins "Enhanced Query" widget. I'm trying to create a map that allows users (mostly police officers) to select a Crime Code (of ...
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1answer
41 views

Mapping SQL tables in ArcGIS Desktop

I have several tables in SQL server. I am trying to visualize my data in ArcGIS. However, I have not been able to do so. I started off my making a database connection in Arc Catalog to my SQL. I did ...
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36 views

Rasterize layer with GDAL after attribute filtering

I am working with GDAL/OGR and I need to do the following task : I have a shapefile with many attributes. I performed a query over one of them, "type_of_building='Church'". I have done this with the ...
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28 views

Need Help Creating Query Layer From Oracle For Past 365 Days [closed]

I have several Query layers that work fine for generic, long term date ranges such as: This shows all entries that have the previous YEAR in the date field. AND To_char(ds.calendar_date, 'YYYY') = ...
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2answers
59 views

ArcGIS 10.2 Query layer ID field using double / floating field?

I am using ArcGIS for Desktop 10.2. Am I correct in understanding that ArcGIS will only let you select an integer or text fields as the "key" ID when adding a query layer? Our Oracle enterprise ...
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2answers
128 views

ESRI QueryLayer + Javascript API - map displays inconsistent results

We recently migrated one of our map services from FGDB to an SQL Server spatial db backend. We are noticing a problem now in that the map appears to display locations inconsistently. I created a ...
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67 views

Creating Query Layer with 1:M relationship in ArcGIS?

I am trying to create a query layer in ArcGIS which contains 1:M relationship, When i execute query i am getting blank feature class. My query is as below SELECT a.Industrialcode, a.Industrialname, ...
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1answer
56 views

Intersection of two tables using the matching values in multiple fields

Primary usage of ArcGIS Desktop Basic: I have to find the intersection of two tables in the same file geodatabase based on the values in multiple fields. Almost all queries to find some help are ...
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1answer
320 views

SQL Server geometry vs. geography in Esri map service

We have a SQL Server 2008R2 database where point coordinates are stored as decimal degrees. I want to create an Esri map service which shows those points. As the point data is dynamic I decided to ...
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44 views

Export Joined table an Feature layer based on a query

I have a table and a layer joined fine, I am trying to export the end result into a file geodatabase, the export is fine if I specify specific name, other than that it exports the original layer data. ...
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56 views

A New Query Option In GeoExplorer To Calculate All Of Features In A Layer

Is there a tool to do this? A query option to calculate the number of exist features in a layer! For example on this picture I have 220 point in my layer, but is there a query option to do this that ...
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2answers
202 views

How to populate a table with geom line? [closed]

I have the coordinates of a lot of points in a table. In pgadmin I want to make a line that passes on these points. I already have my Coordinate point im my table. I want to make line with those ...
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104 views

How do I insert a Query Result into an existing Table?

I am attempting to create a map that displays the Service Area for Firestations within Toronto, In order to do this I need to identify the Length of all pathways. I tried using the calculate geometry ...
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83 views

Publishing map to ArcGIS Server with time enabled data and query joining transposed data with shapefile

I am trying to figure out if I can publish my map service to ArcGIS Server that has time enabled data and uses a query table.... The query table joins my transposed time data and my shapefile. When I ...
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241 views

ArcMap 10.1, the identify tool does not show feature attributes on a query layer on a PostgreSQL database. Why?

I'm developing an ArcGIS 10.1 desktop map editing application using ArcEngine and ArcObjects. I'm using a PostgreSQL database. After a direct database connection (using a query layer), I displayed the ...
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1answer
490 views

Is it possible to have dynamic layer names in QGIS project?

I have a QGIS project with layers, based on PostGIS SQL queries that use current date. Since the data in the database changes, these queries return different data every new day. Is it possible to ...
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1answer
424 views

CartoDB layer selector - selecting data from 2 layers

I used the CartoDB layer selector example (http://cartodb.github.io/cartodb.js/examples/layer_selector.html) with my data. Works fine. Now, what I really want to do is to select data from 2 layers at ...
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221 views

Query layer in ArcGIS 10.2.2 with PostgreSQL not querying data

After some days I was finally able to import OSM data to a PostgreSQL database and connect it with ArcGIS 10.2.2 I can load every piece I want by simple clicking "Add data ..." however a SQL query ...
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579 views

Changing workspace path of query layer using ArcPy?

I'm trying to change the workspace path of a query layer using the code below and it always breaks. The layer is connected to a view in an Oracle Spatial 10g database. The database is SDE enabled ...
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2answers
135 views

Adding PostGIS query layer says Query class name is invalid?

I am having issues with adding postgis query layers in ArcMAP 10.2.2.3552, not doing anything special just adding a layer, this works in 10.2.1 so I don't know if its a bug or something Also this ...
4
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1answer
357 views

Making query layer with query parameters from generated values using ArcGIS ModelBuilder?

I want to join a relationship table (same database, not in sde) to an ArcSDE feature class to distplay only needed features. This has to be done multiple times according to every row (value) of an ...
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96 views

Adding data from PostgreSQL to Query Layer of ArcGIS for Desktop warns that given coordinate references are incompatible?

When adding data from PostgreSQL in a Query Layer I get the warning "The given coordinate references are incompatible" I have added many other layers with the same properties no problems, but I have ...
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1answer
205 views

Model Builder Query by date

I've created a model that does several spatial joins based off of a lat/long in a table. In the table, I have a "Modified_date" which gives year, month, date, time. This model is set to run ...
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1answer
93 views

Requesting help designing the query in a Query Layer

I am pulling data from our OMS SQL database to show our SAIDI and SAIFI numbers visually for our operations department. I have a functioning query that can pull in the needed data, and currently I ...
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654 views

Defining OID causes Query Layer on PostGIS to disappear from ArcMap?

I used query layer to load my layer from PostGIS and show it in ArcMap 10, I had two cases; if I defined the OID in the configuration of connection, there was no problem with the attribute table of ...
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81 views

Real-time Feature/Geometry Aggregation in Map Service Layer

Use-Case Provide a map service layer that perform a real-time aggregation of geometry objects grouped on a set of criteria from a normalized data source, labeling the resulting image based on data ...
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1answer
677 views

ArcGIS Publish query layer as Feature Service fails

I have a query layer that's simply a DB view call in PostgreSQL, the view is as such: CREATE OR REPLACE VIEW daily_query AS SELECT b.id, b.first_name, b.last_name, c.assignment_date::date ...
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364 views

ArcGIS FeatureService/Dynamic Map Service using SQL joins and aggregations

I have a bunch of operational tables, some contain spatial data, some do not. In order to fulfill all my operational mapping reports, I will need to have the flexibility to have feature services or ...
0
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1answer
110 views

run a make query table based on a selection

I have a feature class of land parcels. I do a select by location to select the land parcels that intersect a line feature. Now I want to use the Make Query Table tool in model builder. I include the ...
2
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1answer
1k views

Can I create an Oracle Spatial View from a non-spatial table?

Let's say I have an Oracle database table with latitudes and longitudes. I don't have access to modify the schema of this table, or even create tables. However, I can create views and indexes on those ...
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1answer
367 views

How can I exclude a field on a table from being copied?

I have a query "layer": >>> r = arcpy.MakeQueryLayer_management(r'C:\path\to\connection\file\connection.sde', 'TEST', 'SELECT T.ID AS OBJECTID, T.* FROM MY_TABLE T WHERE T.SOME_COLUMN = 1', ...
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1answer
272 views

Table analog of MakeQueryLayer

As of 10.1, arcpy provides the rather handy MakeQueryLayer function. This allows us to use arcpy to create query layers programmatically instead of having to go through MXDs (as was the case in 10.0). ...
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1answer
107 views

How to connect ArcMap 10.0 query layer to a different port?

I have an instance where I have a server that has postgres 8.3 and postgres 9.2 on it. I have the 8.3 version on port 5432 and 9.2 on port 5433. I want to connect to the 9.2 instance, here is a ...
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1answer
2k views

Use arcpy to connect to database without connection file

It seems like arcpy can only work with connection files. This creates one of two problems: Deployment requires manual creation of connection files. We have to write a bunch of code to recreate the ...
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1answer
750 views

Why does reading shapefile from PostgreSQL database give Error reading OID from table …?

I'm using arcgis 10.1 and i have a connection to a PostgreSQL 9.3 database. When i try to load a shapefile using the add query layer I get an error when opening the attribute table. The error says ...
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236 views

ArcGIS Query Layer SQL Server Performance Issue

I'm experiencing a performance issue with ArcGIS Query Layer using non-sde Sql Server 2008 R2. Actually, I'm using a rather comprehensive view that pulls and joins data from multiple databases and ...
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0answers
186 views

How can I retrieve/query data from shape file for forms/grid in website?

I've made a site using openlayers and geoserver. currently im serving WMS layers from geoserver (shape files). I want to add in my site a search form that the user can search for data (which I have in ...
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4answers
114 views

uDig window to change between historical dates?

I'm new to uDig, but I'm experienced Java developer. I have points with temperature measurements that change overtime in SQL database. I would like to give user ability to change between historical ...
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2answers
80 views

How to create thinner outside boundary outlines with bolder interior lines [closed]

I am working with a shapefile with a jagged coastline and interior regional boundaries. I am trying to create a thin line for the coast, so it appears more clearly, while still keeping bold, thicker ...
0
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1answer
561 views

ArcGIS Android Reverse geocoding, Cannot perform query. Invalid query parameters

I'm trying to write reverse geocoding. And i copied code given here... Here is my code sample.. public class MagProActivity extends Activity { private MapView mMapView; ...
3
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1answer
1k views

Why is Oracle Spatial Query Layer Not Displaying in ArcMap?

I am having an issue with an Oracle query layer using SDO_Geometry not displaying. I have created a polygon layer/table within oracle, registered the table with the SDO_GEOM_METADATA and created a ...
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2answers
3k views

Spatial query in ArcGIS Javascript Api 3.1

I have scenario in which I have to select features drawing a polygon and and get the attribute values in to a tables or lists.The features on the map consist of polygon, line,point at the same time so ...
2
votes
1answer
1k views

Adding query layer to MXD in ArcPy?

I want to add a query layer to an arcmap document so that whenever i have a db data update, it is reflected in my ma and I can update my service through python script. This is my script so far... ...
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1answer
281 views

Using Query Layers with ArcGIS Server 10.0 for Java on Linux

I have an ArcGIS Server 10.0 for Java running under Red Hat Linux. I would like to be able to publish a Map Document that I have created which has a working Query Layer connecting to Oracle 11g. In ...
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1answer
323 views

How to query osm data served by geoserver?

We have a specific point and would like to count all features in a circular area with center at that specific point. The data is: - Stored in a shapefile layer created in QGIS - Served by geoserver - ...
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1answer
100 views

How to detect(condition) if Query Layer Connection is failing?

I have a job (arcpy script) which relies on a query layer but it fails sometimes. It has to do with the query layer connection (the point where job fails randomly)- which is totally under the control ...
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2answers
765 views

Can we use procedures in a Query layer (ArcGIS Desktop 10.1 & Server 10.1)?

I have one basic question that.. Can we use procedures in Query layer (ArcGIS Desktop 10.1)?? Currently I am using query layer for ArcGIS Desktop 10.1 and its working fine . My DBA person told me ...
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3answers
4k views

Query Layer with user-defined (dynamic) parameters in ArcGIS 10.1

I have prepared and published with ArcMap 10.1 to my ArcGIS Server a Query Layer to access some information in my database. My output map represents the European Union states and using annotations, ...
2
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85 views

queried layer is not updating after drawing new feature in original shapefile

I have a project in qgis 1.8 where I added the same shapefile 3 times. On 2 of them I made a query. The third one is for edditing purposes. When I change the value of one of the features (in the ...