The selection of data from a database based on some criteria.

learn more… | top users | synonyms

0
votes
0answers
97 views

Select polygon feature(s) in ArcMap and pass this selection into Python Addin

Does anyone has an Pyhton example to select polygon feature (or features) in ArcMap and pass this selection into a Python Addin? The selection made by mouse will be better.
2
votes
2answers
3k views

Splitting single shapefile into many to use as geoprocessing extents in ModelBuilder?

I am trying to do the following things using ArcGIS model builder. select by expression to output feature class. use output feature class as spatial extent raster to point The main goal is to ...
3
votes
1answer
228 views

Getting Annotation selection using ArcObjects?

I have annotations stored in mxd document, when I select some annotation, I tried to get the selection through graphics selection, so I always get the rectangle of the dataframe (because I'm working ...
3
votes
2answers
3k views

How to select features in ArcGIS based on their relation to other features within same layer?

I want to select all the features in my Waterlines layer that share a line segment with other features in the same layer. I've done a complicated search cursor iteration in python that takes a couple ...
2
votes
1answer
145 views

Joining data of two different datasets from varying distances and integrating into one dataset in ArcGIS

I have a pointfile of some 200 electrical boxes throughout the county. While the electrical boxes are "mapped", they are done so by using township range section data, so there actual location is not ...
1
vote
2answers
390 views

How to select features containing specific text string using an expression in QGIS

I need to style a survey parcel polygon shapefile, based on whether the polygon is a mineral claim or not. Unfortunately, the only information on whether a polygon is a mineral claim or not is ...
4
votes
1answer
990 views

Selecting several disseminate features with ArcGIS API for JavaScript?

I have a cadastral map similar to this one from an ArcGIS Javascript API example: Cadastral map What I would like to do is selecting several parcels clicking on them and show the information related ...
1
vote
1answer
74 views

Working w/ Shapefiles Containing 50,000 to 300,000 Features

I work daily with shapefiles that are quite large in number of features using ArcGIS. Sometimes I am able to perform operations (joins, selections, exports, etc) on these shapefiles (though they do ...
0
votes
1answer
192 views

Python Script to Select records based on user input

I am running Arc 10.3 in a versioned environment. I am attempting to write a simple code that will select service records coming from Oracle CRM to a separate feature class containing only records ...
0
votes
0answers
121 views

Performing multiple selection in ModelBuilder?

I want to create several layers in gdb selected by field value from xls sheet. I'm tring do it in ModelBuilder, but I can't past through the SQL query in selection part. I don't know how to make it ...
0
votes
1answer
163 views

ArcObjects WPF Select layer in legend

Can I select a layer, by code, in the TOC/legend of a map in a WPF ArcGIS Runtime application? I develope in ArcGIS Runtime SDK 10.2.2 for .Net in C#.
0
votes
1answer
133 views

Counting Features to Calculate Field Value

Generally, I am trying to find the # of features in one shapefile within 1000 feet of EACH feature in a second shapefile - and then populate a field in the first shapefile with that #. More ...
1
vote
0answers
58 views

Is order of selection in Spatial Data important (attribute, location, graphic)?

When dealing with spatial data in a GIS system, does it matter which way you select the information if you're using all 3 - attribute location and graphical selection? In my experience it seems to not ...
1
vote
1answer
956 views

Batch export all layers in ArcMap document that have selected features?

I have several layers in an ArcMap Document. All of these layers are stored as shape files. Specific features of the said layers are selected. I want to export the data as shapefile programatically. ...
1
vote
0answers
138 views

Quick way to select by attribute and zoom to selection in QGIS

I need to visually control hundreds of points in a layer on top of aerial photographs. Using the attribute table, selecting (with column filter expression) and zooming manually is cumbersome - so I ...
3
votes
1answer
533 views

How to create and remove multiple QgsRubberBands in PyQGIS?

Currently the following code-snip works great to highlight a shape based on the 'feature' and 'layer' variables: self.rubberHighlight = QgsRubberBand(self.iface.mapCanvas(),QGis.Polygon) self....
1
vote
1answer
134 views

Select / Drag or by rectangle CMV Application

Anyone able to suggest to this noob if there is a way to change the selection option in my CMV application from individual polygons (one at a time) to an option of selecting multiple polygons at once ...
1
vote
1answer
128 views

Select the first 5 rows of a selection after reverse sorting using an attribute field in ArcGIS 10.2 with Python

I have a feature class containing 380 polygons representing sedimentary basins and another polygon feature class representing oil discoveries within said basins. My plan is to: Iterate through all ...
2
votes
1answer
440 views

“Select layer by location” tool - input feature layer Error

I am trying to use the "Select layer by location" tool, in Model Builder, ArcGis. This tools has 2 input files: "Input Feature Layer" and "Selecting Features". I cannot connect the "Input Feature ...
0
votes
1answer
98 views

Call Identify Click Function on Dropdown Change

I am a web programmer with no GIS experience and I am working with a GIS specialist with no web service experience. I am using the JavaScript API 3.7 but I am not very familiar with the API. I have ...
3
votes
1answer
429 views

How to remove a feature from a layer created with “Make Layer From Selected Features”?

In ArcGIS desktop, I select some features from a feature class (say with the "Select By Location" function), and then right-click and choose "Selection--> Make Layer From Selected Features"(online ...
2
votes
0answers
53 views

Query out a specific date regardless of the time, using python

Problem: I have a feature class with an attribute table with a field called Edited_Date and its data in the field is as follows: 4/8/2015 10:00:00 PM. I want to select all records that are Edited_Date ...
1
vote
0answers
112 views

Does QGIS have a dynamic spatial join select tool, equivalent to MapInfo Boundary Select?

I´m a MapInfo user, I´ve gone over to QGIS and it´s got a lot going for it, except for some simple features from MapInfo I just can´t do without. One such is MapInfo Boundary Select, which is a basic ...
1
vote
1answer
1k views

How to add item to an existing selection layer

I have a selection layer of about 150 properties in ArcGIS ArcMap, and I want to add one more building to it (see image, area outlined in red circle). The problem is that I missed this building in ...
2
votes
1answer
140 views

TSQL Geometry Query Requires conversion to string

If I specifically define some polygons and check for containment, I get a correct result: DECLARE @g geometry; DECLARE @g2 geometry; SET @g = geometry::STGeomFromText('POLYGON((407305 100826.5, ...
0
votes
1answer
185 views

Selecting Untitled polygons in Google Earth

I have an area where I'm trying to mark some polygons in it and under temporary places folder they were adding as shown below. Now how do I select some of the polygons and move them to different ...
2
votes
2answers
67 views

Is a multi-database select possible with DB Manager?

I have data in two locations: geometry data (with attributes) on a PostGIS server (read only) a geometryless table on a local SpatiaLite DB (read+write) I need to select features based on data ...
2
votes
1answer
143 views

Select points North of line across polygon using ArcGIS for Desktop?

I need to select all points north of a line. I'm have trouble conceptualizing what tools would allow me to do this. Any advice? I'm in ArcGIS 10.2.2 if that matters. In the poorly drawn picture I ...
1
vote
1answer
129 views

SQL query within Select tool in ArcGIS model going very slow

I have been working on finding the shortest routes from a series of residential blocks (a shapefile with polygon centroids) to a a number of recreational areas. I have a total of 9 resulting OD cost ...
1
vote
0answers
130 views

How to relate feature class and table in ModelBuilder?

I am beginner in ModelBuilder, so I have some trouble with it. I have feature class, which contains forest stands (polygons) and table with data about age of their etages. For example, one forest ...
0
votes
1answer
66 views

Postgis - get all records (lat, Log) that contain a polygon.

I have a polygon and want to get all the points inside from a georeference table. How is the sql sentence? For example. obtain all the lat/long records that are inside the department ZZ polygon. ...
1
vote
1answer
98 views

How to select from selection with PyQGIS?

The expression box has a handy "select from selection" button. Is there a way to emulate this with python? I have the basic expressions down, but can't find a way to do this.
2
votes
1answer
85 views

Odd performance of PostGIS Select Query with ST_AsText

I have this query: select ST_AsText(geo) as wkt, city, street_number, street_name, street_type, street_direction, street_unit from parcels_union order by id ...
0
votes
1answer
96 views

Creating Layer for Selected Features, then Moving it using ArcGIS for Desktop?

I have a frustrating problem with ArcGis 10.1. I rarely use this so don't really understand what is wrong. In an edit session I select a polygon. I would like to 'Create Layer for Selected Features'. ...
3
votes
1answer
2k views

How to select features using an expression with pyqgis?

How can I select features with pyqgis using an expression? I tried to use an QgsExpression but the select method doesn't take it: exp = QgsExpression("'ogc_fid' = 482") cLayer = canvas.currentLayer()...
2
votes
2answers
87 views

Select feature based on both its own attributes and another feature's attributes

I have two points within a polygon, each representing a specific event with a date (listed as 120101 and 120719). The polygon itself represent an event for an extended time period (start: 120626 and ...
0
votes
2answers
161 views

How to select multiple text?

I am using ArcGIS 10.1. Is there a way to select on the typed text on the screen? I have standard text not assoicated with anything that I would like to delete. Is there anyway to select all?
2
votes
1answer
750 views

How to zoom to selected feature with QGIS Python Console

I want to select a feature by ID and zoom to it. I tried the following but the canvas doesn't change. Any ideas? canvas = qgis.utils.iface.mapCanvas() cLayer = canvas.currentLayer() cLayer.select(51) ...
5
votes
6answers
819 views

How to divide a feature class into ranges?

I have a shapefile consisting of around 4000 polygons. The polygons are created from buffering around a similar number of islands somewhere in the Norwegian archipelago. Due to an error in the ...
1
vote
1answer
523 views

Openlayers SelectControl add multiple Layers

Heres my code to add an SelectControl with Popup for an existing layer add startup map.addLayer(window.markerLayer); window.markerLayer.events.on({ }); // Popup für Marker window.selectControl ...
1
vote
2answers
845 views

How to select island (donut hole) polygons witin the same polygon layer?

i have a dataset containing many polygons. In this dataset some polygons have other polygons (as a donut) inside of them. So those island polgons are contained by only one polygon but it originated ...
2
votes
1answer
348 views

How to query values from a list in Python?

I have a list like this... list = ['1','2','3','4'] how can I use arcpy.Select_analysis to select features that have the attributes in the list. qry = '"SECDIVNO" IN ' + str(tuple(list)) ...
1
vote
1answer
56 views

Automation of object selection to be printed in data driven page?

Is it possible to have the central object of each DDP to be automatically selected in order to be visually enhanced? The part of segment being the main cartographic object within the page, should ...
1
vote
3answers
3k views

How to select features of visible layers in QGIS

In QGIS 1.8 I used plugin "Select features of visible layers by rectangle" to know the layer that owns a visible feature. In QGIS 2.0.1 this plugin is no more available. I wonder if it is possible to ...
1
vote
2answers
645 views

How to use an IF THEN statement in an sql Select expression?

I need to select the top 3 records from a table, but depending on an inline variable from an iteration, occasionally one of those top 3 records should not be selected and should be replaced by the top ...
2
votes
2answers
80 views

Using a selection tool will select everything

When I use the Selected Features tool and try to drag a box around a few small items it grabs everything. If i use the edit tool it will correctly select only features that are inside/intersect the ...
1
vote
1answer
137 views

Using Selection Sets with Python

I am trying to build a model that reads through about 30 different point feature classes and appends only the selected features to a new feature class. Some of the feature classes don't have any ...
2
votes
2answers
579 views

onSelect sometimes firing before onUnselect

I have a map that displays satellite coverage zones. Some of these coverages overlap. I am using the SelectFeature functionality to fire off onSelect and onUnselect events. However, when moving ...
1
vote
0answers
30 views

Data Transfer of a point on line using the anchor point

Can I a line feature, the anchor point touches a point feature transferred the field value, even when the point touches another line(s)? How does this work?
1
vote
1answer
382 views

ArcGIS wmslayer select feature android

I am using ArcGIS Runtime SDK for Android and it supports wmslayer but there is no sample or code for selection feature with using wmslayer. My app shows the map getting data from my wms server. Do ...