Skip to main content

Questions tagged [storage]

The tag has no usage guidance.

Filter by
Sorted by
Tagged with
0 votes
0 answers
28 views

Troubles merging many rasters into worldwide map

I am trying to combine 267 flood hazard maps into one single global layer in QGIS. While trying this with the raster>miscellaneous>Merge function I needed 250gb of space even though the combined ...
Sebastian's user avatar
0 votes
1 answer
80 views

Cloud storage options for vector data in Geoserver

I am familiar with hosting raster images in the cloud using services like AWS S3 and Google Cloud Storage, where they can be served as Cloud Optimized GeoTIFFs (COGs) in GeoServer. However, I am now ...
Nikko's user avatar
  • 611
1 vote
1 answer
163 views

Default location for QGIS 3.28 to save shapefiles [closed]

I understand that QGIS points to the location of shp layer files. Where are these files saved to by default so that I can find them? I have a Windows 11 PC and laptop.
Adrian James's user avatar
0 votes
0 answers
93 views

Relocate the temporary files directory in QGIS due to the limited capacity of C drive

My C drive has limited storage space, and QGIS is currently using it for all temporary files during processing. I believe I need to change the file path location. How can I do this, or are there other ...
Debolina Sarkar's user avatar
0 votes
0 answers
75 views

How to properly store raster data in GRIB format

I have some raster data stored as individual uncompressed geotiff files (one file per time step) that I would like to store in a more compact way. I have decided to try different formats and see which ...
Miguel Garcia's user avatar
1 vote
0 answers
36 views

QField - application size and hidden data

I am collecting some data using QField in Ethiopia. Usually, I am collecting points (.shp) with photos (text field with link to the photo/attachment). I accidentally deleted the DCIM folder. However, ...
Terka Janek's user avatar
14 votes
3 answers
666 views

Disable storage of passwords in QGIS

Is it possible to disable the option of saving passwords for web map services or web feature services in the QGIS data source manager? There is a big warning for all users, but not all employees of ...
joe_gerner's user avatar
1 vote
0 answers
623 views

How to use Hosted Feature Layer in ArcGIS Pro from ArcGIS Online Content without editing original Layer file

I am accessing a certain hosted feature layer from ArcGIS Online Content storage that has both a point and polyline layer. I want to open the file in ArcGIS Pro and make an editable copy that will NOT ...
Clare's user avatar
  • 11
1 vote
0 answers
2k views

Problems with shared projects that include files in OneDrive

I used to share QGIS projects with colleagues by storing our files in a server, which everyone would have access to. Recently we started using OneDrive and this has become a problem with the projects ...
Juan Ossa's user avatar
  • 604
1 vote
1 answer
124 views

Geodatabase archival storage

We are trying to enable Geodatabase (Oracle 18c) archiving (https://desktop.arcgis.com/en/arcmap/10.6/manage-data/geodatabases/geodatabase-archiving.htm) Our architecture team recommends we separate ...
user3481432's user avatar
1 vote
1 answer
479 views

Hosting webmap on Google CLoud Storage without compromising data

Does anyone know how to host a webmap (made with QGIS and Leaflet) on Google Cloud Storage publicaly, so that the HTML showing the webmap is accessible but the data driving the map is not. Bucket ...
Deanna Bayliss's user avatar
0 votes
1 answer
429 views

Export map from Google Earth

I am trying to export a map from Google Earth to Cloud storage with Export.map.toCloudStorage: Export.map.toCloudStorage({ image: myMap.visualize(myMapVis), description: '123', bucket: '...
Yury Chernushenko's user avatar
2 votes
2 answers
106 views

Cataloging small hardcopy map collections

We have a small collection of hardcopy maps, in the low hundreds, to catalogue and file into long term storage and are looking for lightweight guidelines and tools to do this in a way that will ...
matt wilkie's user avatar
  • 28.2k
5 votes
3 answers
3k views

Is raster lossy and vector not lossy?

I am new to GIS, in school for it actually, but I come from a photography / graphic design background. So that said, I always thought that vector graphics were not lossy (scale up or down, doesn't ...
wardr's user avatar
  • 151
3 votes
1 answer
2k views

Creating permanent vector layer in QGIS

I am currently creating a vector layer like following: outLayer = QgsVectorLayer('Linestring?crs='+ crs, 'graph_with_azimuth_ogr' , 'memory') The outLayer is now stored in memory, which means it only ...
applebrown's user avatar
1 vote
1 answer
1k views

Accessing Microsoft Azure File Storage from ArcMap?

I need to store some raster files on Microsoft Azure account. They are rather large with each file being around 15MB. It seems the best place on Azure is in File Storage as blobs (unless there is a ...
Jotter's user avatar
  • 153
5 votes
1 answer
118 views

How much of a large collection of files is spatial data?

We need to determine how much of the 6.5 TB used space on a shared network drive is geographic or spatial data. It's a squirrels nest, built up over 3 decades from hundreds of people (though by volume ...
matt wilkie's user avatar
  • 28.2k
1 vote
0 answers
952 views

How raster files are stored in databases? [closed]

When storing raster files in PostgreSQL only one row is created in the database, but the raster is a matrix so typically it must create rows and columns. I want to understand how raster files are ...
elmo's user avatar
  • 809
2 votes
0 answers
70 views

Displaying buses from a transport network (newbie)

First of all, I'm noob in this subject so please give me some advice. I'd like to develop something like http://traintimes.org.uk/map/london-buses/#73 but with my own city. Unfortunately our MTA ...
cadaov's user avatar
  • 31
0 votes
1 answer
639 views

Copying raster from Raster Catalog

I have a Raster Catalog containing 4 File GeoDatabase Raster Datasets. Each raster is about 150-250 GB. I want to convert these to rasters with .TIFF extension so I can publish it in a map service. ...
wurd's user avatar
  • 1
2 votes
0 answers
2k views

Precision for an FGDB raster dataset? [closed]

I would like to know the precision for an ArcGIS raster stored within a file geodatabase (FGDBR format); I can't seem to find this information anywhere in their documentation (apologies if I have ...
Kate's user avatar
  • 73
5 votes
2 answers
633 views

Storage hardware options for large datasets

We are about to organize our data in a centralized spatial data system. The system would provide various services (mainly supporting ftp access, geodatabase editing, and several web mapping ...
Edi Gosilbang's user avatar
1 vote
2 answers
875 views

Where to store geodata to be layered over an OSM tile map?

I'm working on a project for which most data can come straight from OSM. But some data is not relevant to OSM and will need to be stored separately then layered over the top. Probably the tiles will ...
Steve Bennett's user avatar
22 votes
2 answers
3k views

Safely storing paper/hardcopy maps

What do I need to consider when deciding how to preserve paper maps safely from the ravages of time? I am trying to understand some best practices when it comes to archiving and storing paper maps. ...
28 votes
2 answers
9k views

Mixing geometry types in one PostGIS table

I'm faced with the following problem. I have to migrate from Oracle database to PostgreSQL+PostGIS. Currently all geometries of all types are stored in one table and each record contains a "lid" field ...
drnextgis's user avatar
  • 6,938
22 votes
3 answers
5k views

Why do valid polygons repeat the same start and end point?

In the GIS world, for most modern formats and Standards (e.g., Shapefiles, WKB/WKT, GML, KML, etc.), valid polygons need to have closed linear rings, which is a linestring of coordinates where the ...
Mike T's user avatar
  • 42.2k
2 votes
2 answers
233 views

Data storage shared with co-worker [closed]

I would like to ask anyone out there who knows of a good free website that allows me to upload my gis data files to co-worker. Each project I am working on are quite large and would need to upload 1 ...
PROBERT's user avatar
  • 4,139
3 votes
0 answers
1k views

Online/cloud storage options for GIS file-based data [closed]

I am currently looking into online/cloud-based storage solutions in general and also for my GIS data which consists of shapefiles, rasters, file geodatabases, and the like (no relational databases). ...
2 votes
4 answers
2k views

How do algorithms load pieces of maps?

If the user moves the mouse pointer to the top left corner of the screen, I want my software to auto-load the three tiles that are closest to the mouse pointer. My assumptions are that the smaller are ...
Nav's user avatar
  • 375
87 votes
8 answers
12k views

Managing large amounts of geospatial data? [closed]

How do you manage your geospatial data? I have terabytes of data spread out over hundreds of datasets, and have an ad-hoc solution using symbolic links within projects which link back to an domain-...