Acronym for Structured Query Language. A syntax for retrieving and manipulating data from a relational database.

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7
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2answers
3k views

SELECT TOP query in ArcGIS Desktop?

Is there a way to use a SELECT TOP (n) within ArcGIS desktop? Is appears that since the ArcGIS query builder is effectively building the SQL statement after the WHERE clause, that this may not be ...
2
votes
1answer
438 views

Select top 5 most items in a geodatabase

I'd like to know what is the best way to select the 5 most expensive items (in terms of actual monetary value) in my geodatabase where i have a price field. Prices are not necessarily ordered but can ...
0
votes
1answer
364 views

SQL Geometry Query similar to Select by Centroid

Does anyone know if it's possible to query SQL geometry by something like 'centroid of polygon'...similar to ArcMap's select by location? I'm using SQL Server 2008 R2 as the DBMS. I have two polygon ...
3
votes
2answers
61 views

How to reproduce FME Change Detector results in PostGIS?

we would like to use the function change detector from FME in PostGIS. We had a try with the following SQL-Statements but the function doesn´t work. There are no results in the end. The single ...
1
vote
2answers
39 views

Load multi CSV files from local disc to Postgres

I want to load a lot of CSV files from a local disc in an already created postgres database. Which is the easiest way to do that? By using SQL or Java? I suppose that I need a loop for doing that, but ...
17
votes
5answers
3k views

PostGIS: Select features that do NOT intersect

This seems to me like such a simple question (and it probably is) yet I cannot seem to find an example that gives me the answer. Using PostGIS, I just want to select points that fall outside of ...
0
votes
0answers
28 views

ArcGIS Workflow Manager Query - Find Duplicate Job_ID

We have a query in ArcGIS Workflow Manager 10.2 shown below that shows "All Assigned Jobs". Due to the nature of our workflows (parallel workflows), some jobs are duplicated more than once in the ...
1
vote
1answer
169 views

SQL-query should return GeoJSON FeatureCollection

I'm trying to return a GeoJSON FeatureCollection object from a SQL-query with PostgreSQL 9.3 and PostGIS 2.1. This is my query so far: SELECT row_to_json(fc) AS p FROM (SELECT 'FeatureCollection' ...
1
vote
1answer
343 views

How to create a search box and SQL statement for searching an attribute field?

How can I add a HTML search bar that the user can use to search an attribute field for a polygon layer, and then tie that input into the SQL statement? So far I am able to hard code the query of ...
1
vote
1answer
38 views

ogr2ogr command : chaining -clipsrc and -sql filters?

I'am currently doing a clip then SQL query to select the biggest cities out of Natural Earth data via 2 commands : ogr2ogr -clipsrc 1 52 7 49 ./tmp.shp ...
4
votes
1answer
130 views

SQL-query in arcpy - SELECT WHERE feature between two values

I need to select features between two values in python with arcpy. However, whenever I try to run the code below, it returns with error message "An invalid SQL statement was used". whereclause = ...
1
vote
1answer
70 views

Adding Nodes to Linestrings at Overlapping Points with Polygon Layer in Spatialite

I have two Spatialite tables. A table called 'lines' which contains a PK column called OGC_FID and a LINESTRING column called GEOM. A table called polys which contains a PK column called OGC_FID and ...
0
votes
1answer
229 views

How do you create a CartoDB viz with a dynamic SQL statement?

I want to create a CartoDB viz where the where parameter in my SQL statement changes dynamically at runtime. When I share my CartoDB viz from the dashboard, I can't help but notice the the SQL ...
1
vote
1answer
281 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 | ...
2
votes
1answer
100 views

Model Builder Query by date

I've created a model that does several spatial joins based off of a lat/long in a table. In the table, I have a "Modified_date" which gives year, month, date, time. This model is set to run ...
1
vote
1answer
383 views

ArcMap “One or more layers failed to draw: An invalid SQL statement was used”

I created a model involving the tool Make XY Event Layer because I want to plot latitude and longitude points in CSV file columns. The model runs without errors and appears to have plotted the points ...
2
votes
2answers
235 views

Selection subquery using another table in database ArcGIS

I need to 'extract' a list of variables based on the IDs from another table. Using a subquery seems to be the best method. I have a large list of variables and have outside calculated a second list. ...
0
votes
1answer
44 views

Find nearest node function

I am trying to get work the next function but i don't know if it is incomplete because the query SELECT * FROM pgr_nearest_node1('jaen',-3.75,37.779); does not provide any results. Here is the ...
1
vote
2answers
146 views

adding geometries to a source, target table for multiple rows in pgrouting

I am having an issue trying to perform the pgr_dijkstra algorithm and getting back a line in my table for multiple rows. I have a table that has a columns of source, target node id's but I cannot ...
0
votes
1answer
55 views

pgr_drivingdistance wrapper

Pgr_drivingdistance function works as : SELECT seq, id1 AS node, cost FROM pgr_drivingDistance( 'SELECT id, source, target, cost FROM edge_table', id, distance, false, ...
2
votes
1answer
368 views

SQL Server UNion of geography feature returns FULLGLOBE result?

I have some trouble with sql server 2012. I store coordinates of french cities in my database as geography object (with ESRI 4326) and i want to make the UNION of some cities. I have in result ...
2
votes
2answers
165 views

Finding Polygons which do not touch any other polygon in a single oracle database table

I currently have an oracle table of approximately 100,000 records - all of which are polygons. I want to find all the polygons which do not touch any other polygon within the same table. There are a ...
0
votes
0answers
28 views

Syntax error drivingdistance

I am new in sql and i am trying to get that works a subquery with pgr_drivingdistance and pgr_pointsaspolygon but i get the next error: subqueries in FROM must to have an alias,for example, FROM ...
1
vote
1answer
126 views

Trying to use SQL API from Oracle PL/SQL to CartoDB

I am trying to make an http call from within an Oracle server to CartoDB. To do so I have developed a custom PL/SQL package that will generate the SQL and make the calls. A sample API call is below. ...
0
votes
1answer
43 views

PgRouting function wrapper

I'm trying to adapt the pgr_fromAtoB function to pgr_fromAtoMult replacing pgr_dijkstra function to pgr_drivingdistance.Here is the code: CREATE OR REPLACE FUNCTION pgr_fromAtoMult(IN tbl character ...
0
votes
0answers
42 views

GeoServer Style referencing SQL Server data store

I have a SQL server (2012) based data store in GeoServer (version 2.6) . For better readability I created a spatial layer with a whitespace in a column (attribute) name. Trying to use a style with ...
3
votes
1answer
72 views

PostGIS multiple conditional statement on spatial join

I want to make a multiple conditioned spatial query in PostGIS 2.0/PostgreSQL 9.3., OS Windows 7. There are 2 tables, cadastre (Polygon) and roads (Linestring). Query: Select the sum (one number) of ...
3
votes
0answers
75 views

Spatial query too slow to handle bigger OSM extracts

I'm trying to compute some statistics for OSM data using PostgreSQL 9.3.5 and PostGIS 2.1.4. I started with a small bavaria extract which I downloaded from Geofabrik. The db schema is the normal API ...
0
votes
1answer
64 views

MapInfo Calculating the number of Points that Fall within a Boundary

I have two layers in MapInfo (points and polygons). I need to select points which fall within polygons where the income > 1500 I tryed this one but not working: ...
1
vote
1answer
28 views

Using MOD within a GROUP BY subquery on point dataset

I have a dataset of 200 points (in shp/f gdb/p gdb format) in ArcGIS. I am trying to use the MOD() function within a GROUP BY subquery as a definition query on the layer to thin out the data. What ...
1
vote
1answer
59 views

Merging multiple tables using SQL in CartoDB

I have 5 separate tables in CartoDB each with a varying number of columns, but all containing these 4 columns (the_geom, name, type, unit_code). I want to merge them all into 1 new table and get rid ...
0
votes
0answers
17 views

SQL query syntax for NDVI grid in ArcGIS for Desktop?

I am trying to extract by attribute pixels with a Value >0 (i.e., the vegetation in an NDVI grid file) in ArcGIS. Every time I try to extract by attribute (spatial analyst tools/extraction), my SQL ...
0
votes
1answer
44 views

PostGis - BBox -vs- ST_intersects Queries

CartoDb Recommend here that the following query is faster than an St_intersects Query SELECT * FROM {table_name} WHERE the_geom && ST_SetSRID(ST_MakeBox2D(ST_Point(-73.9980, 40.726), ...
0
votes
2answers
50 views

Link to another table in CartoDB infowindow

I have two layers in CartoDB, one with spatial data, school_count, and one without, heisman_winners. I want to visualize my spatial layer but when a user clicks on a feature I want it to display data ...
0
votes
1answer
20 views

Walking-Driving area with Leaflet,OpenLayers

Could be possible to get a walking or driving distance area using pgr_drivindistance,pgr_alphashape and/or pgr_pointsaspolygon when an user click any location on map with Leaflet or OpenLayers?. I ...
0
votes
1answer
82 views

CartoDB layer selector - selecting data from 2 layers

I used the CartoDB layer selector example (http://cartodb.github.io/cartodb.js/examples/layer_selector.html) with my data. Works fine. Now, what I really want to do is to select data from 2 layers at ...
1
vote
0answers
43 views

SQL query works in PostgreSQL but not in GeoServer SQL View

I can't find a solution for this problem after a couple of hours of research. The query is: SELECT searchaddress('some string'); FETCH ALL IN mycursor; The function searchaddress returns a ...
0
votes
0answers
39 views

`Execute SQL` in Processing QGIS 2.6

I made a small model with Processing in QGIS 2.6. The final layer should be the result of a SQL query. Now, in the Execute SQL dialog window I can add the query: select name, max(ele) as ele, geom ...
1
vote
2answers
51 views

How can I add another WHERE filter to a PostGIS query?

I have this query, which works well, for an OSM database: SELECT row_to_json(fc) FROM ( SELECT ST_AsGeoJSON(ST_Transform(ST_Intersection(lg.geometry, bbox.geom), 4326))::json As geometry, ( ...
2
votes
1answer
55 views

SQL query as part of featureClick in CartoDB.js

I am a complete novice at both Javascript and SQL so am learning as I'm going with this! I have made a webpage that shows a map with a layer of points on the left hand side of the page. What I want ...
0
votes
2answers
231 views

oracle search against intersect of a region that covers the whole world doesnt find any records

I am new to Oracle Spatial, I am trying to implement a service that will take coordinates from a map, and search our database to find any geometries that intersect with that map view. I works fine for ...
0
votes
0answers
55 views

Neighbours list extracted out of polygon regions

I've got a SQL database which contains some coded polygon structures. Those can be extracted as follows poly <- data.frame(sqldf("SELECT ST_astext(geometry) FROM table")) The data.frame 'poly' ...
2
votes
1answer
204 views

How to perform SQL query using .STContains in MS SQL Server

I have a table that stores polygons and a table that stores points with a value field. Both sets of data are stored using the Geometry type in MS SQL Server. I have a simple requirement - I need to ...
0
votes
1answer
264 views

Geometry datatype to latitude /Longitude MS SQL Server

I need to convert Sql Server geometry datatype to latitude /Longitude I have just imported a shapefile to my table (geometry) This query does not work:- select geom.Lat as [Latitude], ...
2
votes
1answer
43 views

Why can't I add a Spatialite table with clip results in QGIS?

I have 2 layers and I want to make a clip of layer 1 with layer 2 in SpatiaLite (I'm using the DB Manager within QGIS). That's the code I'm using: create table clipped_lines as select * from lines, ...
1
vote
1answer
77 views

How to query the data using SQL in the infowindow of CartoDB

I want to use a SQL join to merge data from 2 tables and display it in the info-window. When I give my query Select table_2.hos_name,table_2.revenue from table_1,table_2 where table_1.area_name = ...
1
vote
1answer
61 views

MapInfo, SQL data from multiple tab files which have the same columns

New to the GIS forum so apologies in advance for any potential etiquette failures... I'm working in MapInfo. I have multiple tables with the same structure. One of my columns is pipe diameter. I ...
1
vote
2answers
528 views

Function for Selecting Points in a Polygon

I've been banging on this for a few hours, but since I'm relatively new to PostgreSQL and PostGIS, I can't find the solution. I'm trying to create a stored procedure (function) which will return all ...
1
vote
1answer
24 views

CartoDB - “sql applied has errors” message - where can I see the error text?

I'm still getting my bearings with the interface it seems... When running a SQL query in CartoDB against a table... it seems like a get the correct result, but I also get a see a "sql applied has ...
1
vote
1answer
24 views

send to WFS a custom sql query using jquery

If anyone please, could gimme me a hand on this question. I have a web sql client that the user can write a sql statement and I want to sent it via WFS to geoserver, run it, and based on the results, ...