A self-contained SQL database engine.

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How to fix The procedure entry point squlites3_open_v2 could not be located in the dynamic link library squlite3.dll? [duplicate]

Possible Duplicate: How to fix QGIS error “Entry Point could not be located”? I downloaded QGIS to my laptop (Window 7 64b) yesterday but when I click on the desktop logo I get the ...
2
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1answer
1k views

How to use SQLite db with QGIS plugin?

Hi I would like to use SQLite for storing some information in my plugin for QGIS. I have a problem: if I put the db let say test.db among the resources as file, after compilied the resorce.qrc file, ...
2
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1answer
989 views

integrating spatialite and php (sqlite3) on windows platform

anyone can give me an explanation about how to integrate spatialite with php(sqlite3)-windows platforms. I have tried to refer from this link ...
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0answers
30 views

Shapes & categories

I am very new to this so please only smile if a dumb question. I have divided the oceans into 31 regions. Each region has various sub regions, example I have region 08; of which it is further broken ...
2
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0answers
1k views

Sqlite insert java.sql.SQLException: [SQLITE_ERROR] SQL error or missing database (no such column: SRID)

I'm trying to connect to two DBs and then copy tables by inserting rows from one table to another through java using JDBC. I'm using sqlite-jdbc-3.7.2.jar plugin.The setup is in Eclipse Luna. I'm ...
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0answers
395 views

Performance issue with SQLite + Spatialite + C#

I am having a performance issue with SQLite database (.db) which extends to SPATIALITE I am trying to update Geometry of 1,00,000 records in database (.db) which taking around 50 minutes. Too much ...
2
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0answers
97 views

QGIS 1.8.0 does not launch [duplicate]

I Installed the 1.8.0v on Win7 profesional SP1 system (as administrator) and I take this message: "The procedure entry point sqlite3_open_v2 could not be lovated in the dynamic library sqlite3.dll". ...
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2answers
39 views

Find centroids of rows with Multipoint Geometry

I wish to find the centroid of a set of given points. The points will be rows of my SpatiaLite database and have Multipoint geometry. I checked the SpatiaLite manual but the ST_Centroid function I ...
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1answer
957 views

Problem loading spatialite extension with sqlite3 Python connector

I am trying to load the Spaltialite extension using SQLite3 python module. I am getting the following error when I run my script. EOFError: [Errno 10054] An existing connection was forcibly closed ...
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2answers
351 views

TatukGIS SQLite Spatial vs. Spatialite

I must apologize in advance, I'm just getting into GIS and trying to figure things out. I have an SQLite spatial database that I'm pretty sure was created in TatukGIS. I've tried to open it in QGIS ...
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1answer
34 views

Truncate a Shapefile field with SQL and ogr2ogr

I want to create a new attribute which is the first 8 characters of another, using ogr2ogr. To my surprise, this didn't work: ogr2ogr -f "ESRI Shapefile" a.shp b.shp -sql "select FID,left(FLOORKEY,8) ...
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1answer
127 views

Unable to select FLOAT precision when adding column

I'm trying to do the lessons in the training-manual at qgis.org. I,m having some problems with 3.3 Ratio Classification ...
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1answer
47 views

How to get the long/lat information from a NodeID and vice versa

In the SpatiaLite website they explain how to use .osm data to create a SpatiaLite database, that contains a single table, where each row is an arc of the road graph. Then, they explain the procedure ...
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1answer
161 views

spatialite : spatial index on geometries

I'm currently learning to use spatial access methods for query optimization. I'm going through the examples in spatialite cookbook and got stuck in here ...
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1answer
114 views

SQLite db with FDO geometries: how to assign ID of point in layer A to closest point in Layer B with SpatiaLite?

How can I assign ID of point in layer A to closest point in Layer B with SpatiaLite (find nearest neighbors for each point in A)? For each point stored in table fdo_fc1 I would like to select one, ...
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1answer
196 views

How to create temporary tables in spatialite?

How do you create a temporary table with geometry column in spatialite? I have tried: CREATE TEMP TABLE rivers (code INTEGER, id INTEGER, name TEXT); Followed by: SELECT ...
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1answer
121 views

SQLite database to Feature class

I am somewhat new to programming and the SQLite world. I am looking for a way to take data from and SQLite DB and populate feature classes. The feature classes are all polygons and the intent is to ...
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1answer
310 views

SQLite instead of gdb

I use ArcGIS and Qgis and I want to have common protocol and format of my files. To use a separate file for each program is not the best way, I don’t want to make a mess of data. I would ask if SQLite ...
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2answers
90 views

geos_ts_c.cpp + spatialite Error

select distance(T1.Geom,T2.Geom) as Distance, T1.POI_ID, T2.LINK_ID from temp1 as T1, temp2 as T2 where T1.POI_ID = T2.POI_ID AND Distance < 100 temp1 having point geometry temp2 having line ...
1
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1answer
123 views

naturalearth sqlite db not loading into qgis 2.2 [duplicate]

I downloaded the naturalearthdatabase in sqlite-format (http://www.naturalearthdata.com/downloads/, the downloadlink goes to http://kelso.it/x/nesqlite), but qgis 2.2 (running under win 7 64bit) does ...
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1answer
648 views

Create Buffer in meters Spatialite query

I am new to Spatialite. I have following query: select A.* from linka as A, pointa as B where Contains(Buffer(B.Geometry, 100), A.Geometry) Here, A.Geometry = LINESTRING(23.2161 69.95237, ...
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1answer
609 views

Multiple input shapefiles for ogr2ogr sqlite spatial operations

I'm running up against an issue doing a spatial operation requiring multiple input shapefiles using ogr2ogr and sqlite. I have: ogr2ogr -f "ESRI Shapefile" output.shp input.shp -dialect sqlite -sql ...
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1answer
433 views

sqlite replace values

i have a table with two columns: one named index and the other is called tilenumber and the tilenumber is populated from the index column except that there is _ which needs to be removed from the ...
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1answer
1k views

Finding nearest point in SpatiaLite without GEOS

I want to find the nearest point having latitude and longitude stored as Point in SpatiaLite. I read this and it has this example: SELECT feature_name, feature_class, ST_Distance(Geometry, ...
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1answer
21 views

Merge Natural Earth SQLite country polygons using ogr2ogr and ST_Union

I'm trying to create a map with the world continents (with a few modifications). As a source I use a sqlite file from Natural Earth. I already introduced my modification in the definition of the ...
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2answers
32 views

Using QGIS, how to save an attribute table as sqlite?

With 2.14.1 under Windows 10, I am trying to save a .dbf attribute-only table as a .sqlite table. However, the response is an error. My procedure: right-click the .dbf in the QGIS table of contents ...
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1answer
48 views

Compare and modify changes amongst GIS and MIS data

import arcpy import sqlite3 # the column names columnNames = ["ASSETNUM", "DESCRIPTIO", "INSERVICE", "ENGINEID"] data = [] with arcpy.da.SearchCursor(r'E:\mypathtoshp\Fire_Hydrants.shp', ...
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1answer
98 views

Export/Import Shp file records to sqlite table

I am new to python and ArcPy. I need to transfer all the records of a single shapefile to a table created in sqlite3 without the geometry. So far I was only able to retrieve the records using ...
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2answers
237 views

Registering a database on Arcgis with operating system authentication

I have a ArcGIS server and ArcMap on the same machine. I have a sql database that I have been using on ArcMap that I would like to register with the server for the purpose of publishing services. ...
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1answer
97 views

Updating static GTFS data android

I have an android application that takes a static GTFS data that I manually turned into a database. My question is how do I update this GTFS data automatically? Or is that not possible? Any ...
1
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1answer
98 views

Get DE-9IM matrix in spatialite?

Is there a way to get the DE-9IM matrix between two geometries in a Spatialite function, analogous to the st_relate() function in PostGIS? (I find it very helpful to spatially join using intersect() ...
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2answers
183 views

How to update polygon longitude if negative?

I have a polygon, with longitude in [-180, 180], with 2 parts around the dateline. I want to make a map centered on the date line. My plane is to: 1./ update the longitude, so that if lon < 0 , ...
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2answers
335 views

sqlite version error with ogr2ogr

I am trying to randomly select some points from a shape file using ogr2ogr and an SQL query via sqlite but it seems to baulk at the sqlite version: ogr2ogr -sql "SELECT * FROM probe_2004to2012 WHERE ...
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3answers
463 views

How to create efficient database for routing?

I created a database of many important features and locations of my city, and I want to find shortest/fastest path between two locations. Now, I'm calculating the route by using A* algorithm in Java ...
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1answer
115 views

Saving a subset of a database

Here is a complete beginner´s question, maybe someone has time to help: I just downloaded the Corine land cover sqlite file, the whole database has 5.5 GB and takes forever to open. How can I save a ...
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1answer
290 views

What does “Computed -srcwin falls outside raster size” mean when clipping?

What does this mean, when I try to clip and save the result as a sqlite or other format please? "Computed -srcwin falls outside raster size of 7807x4771" cheers, Bruce
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1answer
893 views

Why doesn't SQL sum(dollar) work in SQLITE?

I've got a sqlite table with real numbers, two decimal place precision, in a mydollar_column. (There are no null values, but some of the values are negative numbers) For some reason, using sql on ...
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1answer
600 views

spatialite.dll with Python and QGIS - the specified module could not be found

I'm having a bit of a nightmare getting to the bottom of this DLL loading problem. The stand alone script works absolutely fine but the exact same code does not work within QGIS. import sys from ...
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1answer
581 views

How to save a joined spatialite table when each table contains PKUID fields?

QGIS 1.8.0 -- QSpatialite 6.0.7 -- Windows XP I have spatialite tables joined together that I need to save as a single table, but an error-message says that QGIS can't save the table because there ...
1
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1answer
675 views

How can a HTML table be stored within a database field as a BLOB, text or other value?

My Spatialite database has several thousand spatial polygon records In QGIS, each with a couple dozen field values. I also have many thousands more of additional tabular data relevant to those ...
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1answer
96 views

MapInfo TEXT in SQLite

I´m trying to add a TAB-file containing text-objects to a SQLIte database. I´ve already added points, lines and polygons, but when I try to add texts I get an error - something about an erroneous ...
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1answer
10 views

InitSpatialMetaData errors with Spatialite

This Stackexchange may not be the best place for this question but I will start here. I am trying to create a spatially-enabled, sqlite3 database. The following code is a short example of what I am ...
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0answers
34 views

Sqlite layer from Autocad MAP in qgis editing problem

Sqlite files generated with FDO (autocad MAP) have FGF geometry instead of WKB. FGF is an extended version of the Well Known Binary (WKB) format. Qgis can read these layers but they cant be edited, ...
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0answers
34 views

Extract raster values to multipoint shapefile and write to new field using gdal/python [duplicate]

I have a raster with one band and I would like to query a set of overlying points (.shp) to determine how many points as well as which points points fall under a range of certain pixel values ...
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2answers
99 views

ogr2ogr unreadable dbf file header

I'm trying to convert Mapinfo tab file to ESRI shapefile using ogr2ogr either with sqlite dialect or without. When using sqlite dialect, ogr2ogr -overwrite -f "ESRI Shapefile" -dialect sqlite -sql ...
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145 views

Geoserver MBTiles plugins performance issues

I am using the latest stable 2.7.2 version of GeoServer and I am trying to play with the MBTiles plugin, I have installed also WPS plugin that is needed by the MBTiles one (otherwise I got error when ...
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0answers
121 views

Loading SQLite extensions in QGIS

I have an extension which can be loaded in SQLite using the load_extension function. It would be useful for me if I could load it in QGIS to use in queries made via Database Manager. The Python ...
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1answer
552 views

Looking for RMaps SQLite format details

Locus Maps and Rmaps Android maps support an offline sqlite Format called Rmaps. I am trying to find the format details and how its organized. I couldn't, is there any dependable documentation online? ...
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1answer
451 views

SQL Data: How to draw circles with a radius based on lat/long data in DB

I have a . sqlite file with many columns, two of those columns being lat and long. I've been searching around for a bit now (don't think I want to be using BuildCircleMbr from spatialite?) but I'm ...
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0answers
113 views

OGR Error : Silly size requested

I'm scripting OGR functionality in order to filter some mapinfo tables and convert them into sqlite files. ogr2ogr -f "SQLITE" newtest.sqlite test.tab -sql "SELECT cols FROM test WHERE .." where ...