A comma-separated values (CSV) file stores tabular data (numbers and text) in plain-text form.

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15 views

QGIS 2.10, csv points to vector grid

I have a series of point data from a .csv file that I would like to display as a heatmap raster, the .csv data have various attributes with them and I would like to adjust the color ramp based on ...
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1answer
397 views

How to import .csv file to CartoDB using SQL?

How to import .csv file to CartoDB using SQL, the data given below : POINT | TOP_dm | BOTTOM_dm | X_RD | Y_RD 35AP7600 | 4418 | 4368 | 262053 | 467223 35AP7601 | ...
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2answers
280 views

Showing csv file on map

Does OpenLayers support the uploading and rendering of CSV files? If it does, how? I used this code and it didn't help. var curLayer = new OpenLayers.Layer.Vector("layer", { protocol: new ...
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2answers
143 views

gdal_grid unable to get nodata outside of original data area

I have a vector based csv file that I want to convert into a grid using gdal_grid, but I want to force null data values strictly around the area where there is data. I can get gdal_grid to work but ...
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1answer
17 views

Trying to create colour co-ordinated values on a map from data from a csv. file

I have a list of values for some data recorded via Magnetic susceptibility, I have these in a shapefile and want to try creating a colour map out of the values. The values that I'm using relate to, ...
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0answers
14 views

multiple attributes in csv file to raster

I have a several large comma separated text files each with multiple attributes. Each text file is about ~2.9 GB with 21 million lines. Each line contains X, Y, VALUE1, VALUE2, VALUE3, etc. The X and ...
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1answer
26 views

arcpy.da.SearchCursor, cannot read preceding zeros from csv

I'm using arcpy.da.SearchCursor to read a csv that has a column with preceding zeros, e.g.: myCSVColumn 0124578 12598 04589 012568 ... When using the arcpy.da.SearchCursor it returns the value w/o ...
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2answers
107 views

Exporting .csv file as .shp in QGIS?

I am a newbie to QGIS. Here's what I'm trying to achieve: Step 1: Load the required GIS layer (*.shp file) Step 2: Load the .csv file in QGIS Step 3: Perform the join based on common attributes ...
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1answer
34 views

QGIS Reprojecting csv point file to projected CRS

This is a problem I have been struggling with quite a bit and so far have not found a good solution, so I hope to find some help here or an eyeopener where I have gone wrong so far. Using QGIS 2.10.1 ...
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3answers
4k views

Using PyShp to convert polygons in *.csv to *.shp files?

I'm converting csv data to shapefiles using the pyshp python library. What I want to do is very similar to Using the python shape library: pyshp - how to convert .csv file to .shp, except that I ...
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1answer
168 views

Leaflet map - custom markers from CSV and referring to CSV / GeoJSON marker properties?

I run a non-profit online resource called the Megalithic Portal and have created a Leaflet map that uses Leaflet.geoCSV to load in points from a CSV file github.com/joker-x/Leaflet.geoCSV To see ...
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0answers
31 views

Qgis delimited text layer from an excel file converted to .csv

I'm trying to add a delimited text layer using coordinates. The file has been created in excel and then converted to a csv file in the saving. When I put it into Qgis it doesn't recognise the ...
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0answers
25 views

Inputting Longitude and Latitude in CSV from Geotagged, Photo Coordinates (WGS 84)

I am trying to take Geotagged picture coordinates and put them into a CSV file to display in QGIS as point values. Using Picasa, I can see that the picture coordinates are in the correct locations on ...
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1answer
35 views

QGIS export attribute table to csv and keep value relation

If i export my joined table to csv i get the numeric id value instead of the value relation name from the joined table. Can I export my table with the value relation value? Best regards
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0answers
40 views

CSV file locked for editing after join

I have created a table join between a vector shape-file and a csv file using pyQgs. Now i want to edit the csv file (not from inside QGIS) . But when i double click on the csv file , it says that ...
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1answer
814 views

How do you format an OGR VRT file to best convert a CSV to KML?

I am attempting to get a nice KML for simple review of POI/geocoding from a CSV. I a using ogr2ogr and a vrt. You can see the vet file below, with two attempts to get this right. Basically, the issue ...
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5answers
978 views

Batch convert xy to shapefile

I have about 300,000 CSV files which I want to convert to shapefiles, but ArcGIS and QGIS can only convert one CSV at a time. Are there any ways to batch convert my CSVfiles? x y z1 z2 z3 z4 1 2 3 ...
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2answers
47 views

How can I import a csv file with varying numbers of values per row into postgres?

I am trying to import a csv file into postgres using this statement: COPY T00_import FROM E'C:\\temp\\CSV\\Aberdeen City 9051_20150212_C_01.csv' CSV; The Table T00_import is a simple table with 17 ...
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0answers
11 views

clustering categorized data

I don't know so much GIS specific terminology, so I am sorry for using the wrong words. I'll try to make my point clear by first describing what I want to achieve and then what I tried. [goal] I am ...
3
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1answer
64 views

Importing analytical data (CSV) with different data types into ArcGIS Desktop to generate concentration heat maps?

After reviewing all the possible related solutions to my problem, I could not piece together a solution to process and import multiple sets of groundwater analytical data that contains different data ...
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1answer
26 views

How to read non-spatial data using PyQgis?

I'm generating maps with QGis. What I do is generate a bunch of non-spatial data on a set of cities (using VBA), and still using VBA, generate a python code that will automaticaly output general map ...
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1answer
49 views

convert gdb to csv in batches

I have 88 gdb files on Arcmap that I need to export to csv format. Is it possible to do this in batches? maybe, without using the python window
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40 views

Assigning one-to-many polygon to .csv data in ArcGIS for Desktop?

So I am currently working with two separate files. One is a polygon feature class detailing a specific countries' subdistricts. These subdistricts are identified using a specific alpha-numeric code. ...
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2answers
2k views

Python script to export .csv tables from GDB

I am very new to Python programming and have been tasked with writing a program to export a csv file from a file geodatabase feature class. The csv should contain only certain fields and the records ...
2
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1answer
61 views

FME Proccess to merge two CSV files not working

I am trying to merge two datasets of golfcourse data with almost similar information. my end goal is to have all the data into one csv file that have merged information from both csv files. I have ...
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0answers
23 views

Visualizing geo count data points in gradual colors using ArcGIS desktop?

I have data looking like the following: Latitude Longitude Class 35.773444 -78.6305752 0 38.82349688 -77.61919194 1 41.4985021 -81.7144364 1 39.9528 -75.2104 0 Longitude, latitude and ...
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0answers
60 views

How to show csv data point in Arcgis

I have sought and tried many tutorials and documents without success. I have arcgis desktop 10.2.2 installed. I have added a US map as a layer. Then I do the following hoping to display all (2000+) ...
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1answer
29 views

How can you publish a CSV as feature layer when creating a feature class in ArcGIS online?

According to ESRI's instructions, one is supposed to place a check mark next to a box which states "publish this file as a feature layer."However, this check box does not appear anywhere in the "Item ...
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1answer
24 views

Arcgis featureset to kml client side

I want to convert a js feature set retrieved from a geoprocessing service to a kml client side, and perhaps also to a csv (i have the object from the JS API). Is there any way do this? To clarify: ...
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1answer
42 views

How to read GeoCSV with OGR?

I have a GeoCSV file which stores the geometry in a WKT formatted cell following this recommendation: "identifier","date","geom","value" "Dgf01","15.04.2013","POINT (52.404869 13.147457)","285" ...
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2answers
72 views

Export feature classes in geodatabase to CSVs

I am trying to export feature classes within a geodatabase to CSV format using "Export Feature Attribute to ASCII" in ArCGIS. I am getting the following error Traceback (most recent call last): ...
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1answer
905 views

Converting JSON to GeoJSON or CSV?

How do you convert a JSON file to a GeoJSON file or csv. I have a JSON file with lat lon information, but how can I can convert this file to GeoJSON or csv. I have found some online tools to convert ...
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0answers
18 views

Script for batch-clipping or masking rasters in R

I need a script that can do following batch process for all files in a folder: a) Clip or mask each raster layer (LAI product from MODIS MCD15A3) with a vector layer (vegetation types obtained from ...
3
votes
2answers
124 views

Understand QGIS errors when importing .csv file

I am trying to import a .csv file as a layer in QGIS and keep getting a number of errors that I don't understand. Is there any documentation of QGIS errors available? Or can you point me towards a ...
1
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1answer
29 views

Importing Edge List into QGIS?

I have a CSV edge list such as follows: Lat1,Lon1,Lat2,Lon2 93.41823,-104.324324,93.41828,-104.324320 93.40110,-104.310552,93.40108,-104.310557 ... Is there a way to import such a CSV file into ...
2
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1answer
45 views

QGIS TimeManager with multiple features at one time?

Since the data I have to deal with is really large, it is not practical to separate every feature into one line in the CSV file. Is there any way to animate them as a whole layer? I have ...
1
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1answer
95 views

Is it possible to use non-printable characters as delimiter for text file layer in QGIS?

I am trying to import a Delimited Text File Layer from a .csv file in QGIS. Because this caused a lot of errors, I posted a question here and got the hint towards using ASCII non-printable control ...
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3answers
5k views

Preparing CSV files for use in ArcGIS for Desktop?

I wonder if there are any recomendations how to properly prepare CSV files for use in ArcGIS for Desktop. I ask because I have some troubles using CSV files because ArcGIS attributes wrong field types ...
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0answers
37 views

Geoserver CSV - changing the default comma separator

I would like to know if it is possible to change the default comma separator CSV exportation in Geoserver using semicolon i.e. as a separator. Some of the tables that I published have large text ...
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0answers
61 views

geocoding CSV using MMQGIS and error massage

While geocoding a csv file using MMQGIS utility in QGIS, I provide an input and the follwing errror message pops out, what could be the problem?
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3answers
887 views

QGIS 2.0 text delimited layer importing data as single row

I'm trying to import a text delimited layer using lat/lon, but the tool interprets the data as a single line. I've tried saving my csv using several different programs (Stata, python editor, text ...
1
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1answer
54 views

Is it possible to change data (attributes) in the .csv of a data vector layer and QGIS automatically adopt this?

I have a .csv with data for 300 points: Each column on the .csv is a particular object and the cells define the amount that is available in each point. If I need to change this amount, is it possible ...
3
votes
2answers
40 views

Coordinate formatting for swath data - to polygon

I've got a CSV of Lidar coverage swaths in the below format. Each run or strip is tied together via run_id. I'm assuming L is for left, R is for right and M is for middle. EDIT: These are coordinates ...
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1answer
37 views

why the values are NULL if I join the csv table to a point shp file [closed]

So my problem is all values are NULL if I join my csv-table to a point-shape-file. (QGIS) Why? I tried so much thing but I can not find and handle the problem. I have customer names in the csv, ...
2
votes
1answer
380 views

How to convert shp to csv

I am trying to convert my shape files to csv through a batch processing in Java using Geotools. The problem is I have more than 500 shape files (point features). The code is working fine for a small ...
8
votes
3answers
16k views

How to export Polygons to CSV with coordinates?

I am very new to QGIS, so please bear with me. I have a ".shp" file, which is contains a set of boundaries for suburbs of Australia. I opened it to QGIS and I would like to export it into a CSV file ...
4
votes
1answer
171 views

Pulling CSV file directly from website into QGIS?

I want to be able to automatically update my csv files in a QGIS project. My organization has an online database that can easily export csv files. These csv files are constantly updated with new ...
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1answer
77 views

CSV to ArcGIS table, insufficient text field length

I currently use arcpy.TableToTable_conversion in order to convert a CSV file into an ArcGIS file geodatabase table. This works when string length is less than or equal to 255 characters. Whenever 255 ...
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0answers
36 views

Adding .CSV file

When I add my file to ArcGis SandBox it shows the data from CSV file to Layer . But when I try to Add it through ArcGis API For JavaScript it doesn't work.I'm working on localhost. Help!!! ...
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0answers
6 views

Not able to use Find by Layer feature in ArcGIS Online, when data is url .csv?

In AGOL, when using Layers linked with a url to a .csv, the 'Find' by layer feature in the Details/Edits section is not active. Meaning that layers cannot be searched using the 'Find' feature. Is it ...