To select data records according to logical criteria applied to their field values ("attributes")

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1answer
190 views

ogr SetAttributeFilter uppercase?

How do I use the ogr SetAttributeFilter with uppercases? Code example: lyr = shp_obj.GetLayer() sel_str = "%s = '%s'" % (field, value) lyr.SetAttributeFilter(sel_str) Can I just do: sel_str = ...
1
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1answer
833 views

Creating a layer after using SelectLayerByAttribute_management

Is it possible to use an existent layer to do a selection by attributes without having to use MakeFeatureLayer_management first? Because I already have a layer with the same name as the feature class ...
0
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2answers
738 views

How to iterate through only select attributes of a single field using ModelBuilder in ArcMap 10.1

The feature class that I am iterating with ModelBuilder is a polygon FC called "Alignment" in my model. My current solution to iterating through only certain attributes of a single field does not seem ...
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2answers
173 views

how to add a raw input to a SQL string?

I have this py script for selecting one point. # Within selected features, select only those points of a chosen value arcpy.SelectLayerByAttribute_management("Stations", "NEW_SELECTION", ' "OID" = ...
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1answer
179 views

Easy Extraction of features from a Feature dataset ( Not feature class)

My Feature dataset (residing inside a GDB) contains more than 30 feature classes and every month I like to extract features from this GDB based on one attribute, which is repeating in all the feature ...
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2answers
899 views

How to select features in layer using dataset statistics (stdev and mean) and ModelBuilder?

I am trying to solve following problem. I need to select features from the shapefile by attribute in Model builder. The attribute should be a statistics which you can calculate by the tool :"Summary ...
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2answers
1k views

Select by Attribute on Date field using wildcards?

I have a date field within a file geodatabase (10.1). An example of a value in this field: 19/11/2012 08:49:56 I want to select all rows where the time is between 9pm to 11pm AND 6am to 9am. I ...
2
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1answer
580 views

PostgreSQL, find points near points

I'm going to have a database with a 'people' table and a 'shops' table. I'd like to find all people within 500m of a shop, and details from both tables. I'm used to working with mySQL, but I'm ...
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2answers
524 views

How to Select by Attributes on features sharing common value?

I am attempting to 'select by attributes' a point feature with the lowest numeric value which shares a common value with other point features in another field. For example: I may have 3 point features ...
2
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3answers
748 views

ArcObjects identify tool [closed]

I'm using ArcGIS 10.1 and developing an application using visual studio 2010 and ARCObject SDK 10.1. I would like to use identity tool in my application and if not possible I want to execute a query ...
2
votes
2answers
155 views

Trying to use an integer in a WHERE clause

I'm trying to use an integer value in a WHERE clause (looking at an integer field). expression = "'SERVICE' = 'Service' " expression = expression + 'AND ' expression = expression + "'GPS_TIME_TOTAL' ...
4
votes
1answer
231 views

How to print selected features in QGIS?

I have a detailed map in qgis (vector, .shp) and I would like to split the map in four parts based on attributes to print each part of the map separately. Unfortunately, I didn't figure out how to do ...
4
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1answer
1k views

Select by attribute expression invalid in python

I'm not sure how my expression is failing. Any ideas? inPoints = "points.shp" i = 0 arcpy.MakeFeatureLayer_management(inPoints, "pts") arcpy.SelectLayerByAttribute_management("pts", "NEW_SELECTION", ...
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3answers
5k views

How do I select only those contours who heights are Integers?

I have a Contours Featureclass, with an interval of 0.2 Meters. I wish to select only those Contours, which are which are at 1 m Interval? I have tried using the following syntax in the 'Select by ...
2
votes
2answers
125 views

Create multiple tables from distinct attribute category values using Model Builder

I've got a shapefile I would like to extract distinct values from an attribute field and have the output as tables based on those values. The shapefile is made of polygons representing parcels and ...
5
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1answer
272 views

Select by Attribute all features with values that are multiples of 5?

In my shapefile, I have a bunch of features and one field is a integer numerical attribute. I'd like to select all of the features whose value is a multiple of another value. For instance, I have a ...
3
votes
1answer
137 views

How to select features by matching attributes of two SHPs?

I have one line shape file with lot of road sections and a point shapefile, some of these points are outside my area of interest. The files have one attribute in common and I would like to do ...
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4answers
1k views

Filter by attribute to show only records with whole numbers

Is there a way to show points that only contain whole numbers in a column (eg. 009, 010, 011 and NOT 9,1; 9,2; 9,3...) in ArcGIS 10?
2
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1answer
207 views

Select and zoom python script

I am attempting to make a simple select and zoom python script for my address points. Currently the script will complete successfully but will not select or zoom to the entered point. I am using two ...
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2answers
316 views

Breaking apart a polygon layer by unique values, creating many new layers

I have a large dataset of habitat information that I need to calculate distances from animal locations to the closest polygon of each habitat type. The way to do this, that I understand, would be to ...
4
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1answer
184 views

How to select points within polygon constrained by field?

I've created a polygon from a raster dataset: arcpy.RasterToPolygon_conversion(RasterInt, "C:/arc/poly_int.shp", "NO_SIMPLIFY", "Value") The 'value' field has numbers 1-37, which map to the ID ...
5
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1answer
2k views

Querying Data with a 1-Many Relationship Class

I have created a relationship class similar to the one I posted about in this question. Essentially, there is a point feature class representing a location of vegetation clearing with attributes ...
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0answers
7k views

Splitting feature class by unique values for an attribute/field in ArcGIS for Desktop? [duplicate]

I would like to split a single shapefile into multiple shapefiles by using unique values for one attribute/field to select features for each value out into a new feature class. I found ET Geowizard ...
3
votes
3answers
5k views

Make selected polygon different color without covering everything?

Working in ArcGIS Desktop 9.3 I'm selecting polygons by attributes and trying to have the selection show up as a light yellow. I set the selection color to the light yellow and it's the 'lowest/last' ...
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2answers
279 views

ArcGIS: Summarised Inside Join with Attribute Criteria

I have a situation in which I need to find how many points lie within a polygon, this would be quite simple with a summarized inside join from points to polygons except for the fact that the points ...
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1answer
586 views

spatial join by attribute match from shapefile

i require to spatial join the shapefile having attribute by ie selecting by attribute which remains same for the target and join feature and get the output as per attribute selected i want to prepare ...
4
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1answer
390 views

Is there a way to select what to import from planet-latest.osm.bz2 to database?

Is there a way to select what to import from planet-latest.osm.bz2 to database? I want to do something like : osm2pgsql ... --place='city' --admin_level='2' My goal is to use only cities and ...
2
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0answers
297 views

How to program select by attribute unique values using ArcGIS silverlight API?

I'd like to create a select by attribute window in my webGIS using silverlight api . this is like select by attribute in arcgis desktop . i create select layer combobox ( cbolayers)and select fields ...
3
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1answer
2k views

Using ModelBuilder to select layers by attributes, dissolve and then merge them?

I would like to reclassify polygons, I want to combine smaller polygons into bigger polygons based on their ID (each polygon has a unique ID). I want to regroup ~800 polygons into ~60 polygons. So in ...
2
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2answers
659 views

Model builder: select feature based on attribute, iterator?

This is the data I have: shapefile with polygons shapefile with line features What I eventually want: line features attributes joined to the polygons that they fall in. I need to clip each polygon ...
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vote
1answer
949 views

How to select features where attribute is not NULL?

I have an OS AddressBase shape file. One of the attributes is 'paoText'. It is either a text string like 'Anchor House' or is NULL. I want to extract all the records where there is a text string ...
3
votes
4answers
13k views

Using String Functions (LEFT, RIGHT, MID) in Select By Attributes against a File Geodatabase using ArcMap 10

I finally (albeit reluctantly) made the switch from a personal geodatabase (pGDB) to a file geodatabse (fGDB) not too long ago. The main reason it took so long to switch has to do with how Select by ...
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3answers
7k views

Python Script for Select by Attributes taking user input

I am trying to write a python script and create a script tool in ArcGIS that will let a user choose the value or values that will be used to extract a shapefile. These selected value(s) will then need ...
6
votes
1answer
4k views

Select all “NULL” values in the attribute table?

I have a quite simple syntax question. I want to select ALL my null values in an attribute table of a feature class, not just the values in a single field. So the question would be: what is the ...
5
votes
2answers
2k views

ArcGIS 10 Field Calculator doesn't notice selection/Attribute Table problem?

I just have an annoying problem with the Field Calculator in ArcGIS 10. I selected specific points of a Shapefile I want to calculate, but FC is always calculating all fields. Unfortunately there is ...
3
votes
1answer
454 views

How to Select polygon feature in ArcMap and pass Selection into Python Addin?

I have a script that uses a arcpy's 'SelectByAttribute' syntax to choose a record in a polygon feature class. Following that, I do a 'SelectbyLocation' to select points from a feature class that lie ...
2
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0answers
202 views

Select a distinct attribute with maximum shape area

I am trying to manipulate a large dataset containing a lot of sliver polygons resulting from an overlay operations. (The eliminate tool is very time consuming to generalize them.) I identified the ...
9
votes
1answer
809 views

Arcmap Select by Attribute with Python

I would like the following to select (highlight) the "project" layer that intersects the grid, and then pull a record from the selected "Grid". I do not need to save the layer. Note: Running the ...
0
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1answer
779 views

Python: 'Select by Attribute' in ArcMap 10

I would like to get the search the field value 'SURFACE LOCATION%' in column 'RefName' in layer '*.dwg Annotation' This is what I have so far... # Find the Dataframe df = ...
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1answer
349 views

Search By Location

Using Arcmap 9.3 I was curious if anybody has a script or vba tool that will select items from a layer that are not within a selected polygon or not touching the selected polygon. Thanks for your ...
3
votes
1answer
613 views

Selecting multiple variables by Attribute from different target layers

I have a model with species point data as a source layer and a number of different shapefiles as target layers. To start I run a search by location tool to determine where the source and target layers ...
1
vote
4answers
913 views

Making multiple separate selections from attributes [duplicate]

I am using ArcGIS 10 with ArcEditor license. I have a 10 year composite of month-to-month temperature values for 17 weather stations. That makes 120 months. I have to select each and every month ...
3
votes
2answers
9k views

How to Extract by Attribute Using ModelBuilder with User Input?

Using ModelBuilder, I want to create a tool that will let a user choose the value or values that will be used to extract a shapefile. I have a parcel layer with a "Parcel_Type" field. I want the user ...
4
votes
1answer
406 views

Selecting the most recent entries from a table in Arc

I have a point shape file that has many event occurances stored for ever point. I am trying to select the most recent event for every point. Is there a way to do this through the "Select by ...
6
votes
2answers
6k views

How to give multiple colors to features within a single shapefile?

I want to give multiple colors to different features within a shapefile based on attribute values , is this possible in QGIS ? If yes what is the procedure ? Is there a way to provide color by means ...
0
votes
2answers
523 views

How to Select By Location with matching attribute?

I have a whole bunch of overlapping polygons (buffers), I want to select with points only those poly's which: the point falls within; and the poly attribute matches the point attribute What would ...
28
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2answers
2k views

Is there a “Select by Attributes” plugin/widget for ArcGIS Server JS API?

I'm hoping to find some existing code which emulates the "Select by Attributes" dialog in ArcMap, within the ArcGIS Server JavaScript API. Writing a hard-coded QueryTask is easy - I'm looking for ...
5
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2answers
573 views

select by attribute on shapefiles with open-source python modules

I usually use ArcGis 9.3.1, but when running a python script that includes Select_by_attribute (from gp), the script runs very very slowly. Is there a way I can perform a select-by-attribute on a ...
4
votes
4answers
5k views

Automate Select by Location

I have 2 shape files (A and B) each with thousands of polygons. I want to select polygons from A which intersect a specific polygon from B, and save the selected polygons from A as a new shapefile. I ...
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2answers
656 views

Select By Attribute using geoprocessing without using layers?

I am selecting features based on attributes within an ArcGIS Add-In. The selections are pretty simple(e.g. "DESCRIPTION = left"). Is there a tool or method of doing this that doesn't require passing ...