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百度 2017年,我们共举办了2场中国发展论坛,第一场在天津举办,以“共创智能生活·共享健康中国”为主题。
Definition of a database structure (blueprint) including table layout, integrity constraints, embedded functions, sequences, triggers, domains, etc.
24 questions
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66
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Save training samples with the training samples manager to be able to edit them later while doing Image Classification in ArcGIS Pro 3.4.0
I made some training samples using the Training Samples manager, but didn't have time to draw polygons for one of my classes. I saved the schema to edit later, but the "generate from training ...
1
vote
1
answer
107
views
FME Writer unwantedly converting Date data type attribute to String data type
TL;DR: Despite my Schema features stating very clearly that specific attributes should be written as dates, FME still writes them as strings. I don't know what i am doing wrong.
I have a simple FME ...
0
votes
1
answer
206
views
Migrating an existing geodatabase to an existing empty database in PostgreSQL using PostGIS extension. (Schema and Procedure error)
I am attempting to migrate/export an existing geodatabase into an existing database that I created in pgAdmin. When I attempt to transfer tables inside my existing geodatabase into my PostgreSQL ...
1
vote
1
answer
150
views
How to get WFS feature type schema in Python
I need to get all attribute names and all their restrictions of the WFS feature type. The get_schema method of the owslib.wfs WebFeatureService is not working and throwing an error.
Code:
from owslib....
0
votes
1
answer
71
views
How to generate sequential numbers for list of input table fields written to a text file (ArcMap script tool)?
In order for a script tool I'm writing in ArcMap to read fields in a source CSV correctly as text, I need to automate the writing of a shema.ini file in the source directory. In order to do that I ...
0
votes
1
answer
136
views
Schema.ini file not being honored by ArcMap, string fields still being converted to numbers when importing CSV to GDB
I am trying to import a CSV to GDB using an ArcMap script tool and preserve some string fields that look like numbers as strings. I added some code to create and populate a schema.ini file in the CSV'...
2
votes
1
answer
137
views
Why doesn't `gdalinfo` with `json` flag report searched but not found attributes?
Motivation
I have satellite .tiff data files. I want to understand what information exists in these files. When I run gdalinfo on them, with the -json flag, I don't get any null values from the output,...
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0
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62
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Time to list all schemas of PostgreSQL with QGIS 3
QGIS 3.18 PostgreSQL 14.
We use QGIS to access data from a PostGIS server. The data are stored in 33 schemas.
one contains all the data in 17 tables;
the others schemas contain views and materialized ...
1
vote
1
answer
213
views
ArcGIS: Splitting Street Full Street Name into Street Name and Street Name Post Type [closed]
Our team is starting to implement NG 9-1-1 and as NENA Standards for GIS Data Model have the fields laid out (referencing pages 24-25 & 30-31). The St_Name (Street Name) and St_PosType (Street ...
0
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0
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63
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Cannot use Near() due to schema lock
I have recently been able to add 2 layers to the Table of Contents is ArcGIS Pro using ArcPy. It uses code like this:
ResultPath1 = r"*DirectFilePath*.gdb\GeocodedDonationLocations"
# ...
1
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0
answers
66
views
ModelBuilder with iterate raster - Tools won't overwrite temporary rasters from the previous iteration due to schema lock
I have a model based on an iterate raster. One of the steps is to create a 'temporary' Viewshed, which after the subsequent process is intended to be overwritten by the next iteration.
However when ...
0
votes
1
answer
246
views
Create a new feature class of a different geometry type using the same schema from an existing feature class
I have the data schema for a point feature class that I would like to apply to a new line feature class. That is, I'd like to have all the same fields with the same set domains in the feature class ...
2
votes
1
answer
2k
views
Export table structure from ArcGIS GDB to Excel
I am wanting to do a visual table-structure comparison of feature classes in an enterprise GDB to feature classes in a File GDB. Just want to compare things like field names and types.
Is there a way ...
1
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0
answers
880
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What is the appropriate way to store geospatial data in MongoDB?
I'm in the process of planning my MongoDB schema for a MEAN stack web app that will deal with a lot of geospatial data. Points, polylines, etc. I've been boning up on the GeoJSON spec. One of my ...
0
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0
answers
364
views
Fiona schema property name length
Is it possible to increase property name length in schema?
If I define schema like this:
my_schema = { 'geometry': 'Point',
'properties': {'Here is very long property name': 'float:12.3'}
And in ...