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Hi folks,

Welcome to GeoSpark Discussion Board. You can post USE/DEV questions regarding GeoSpark here.

NO BUG TICKETS HERE. Any bug tickets should be directed to GeoSpark Official GitHub Repository.

GeoSpark Contacts:

GitHub: https://github.com/DataSystemsLab/GeoSpark

Website: http://geospark.datasyslab.org/

Twitter: https://twitter.com/GeoSpark_ASU

Google Discussion Board: https://groups.google.com/forum/#!forum/geospark-discussion-board

Gitter chat: https://gitter.im/geospark-datasys/Lobby

Committer:

Jia Yu ( jiayu2 at asu.edu)

Mohamed Sarwat ( msarwat at asu.edu )

You are welcome to send committers emails. Before sending emails, please make sure you check related unresolved bug tickets on GitHub and history posts in Discussion Board. Due to the heavy research workload, GeoSpark committers may not be able to answers all emails on time.

0 selected

Theofilos Ioannidis

12/6/22

Sedona Reload SpatialRDD

Hi. I am trying through Java to reload a persisted indexed spatial RDD from an object file. Through

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Sedona Reload SpatialRDD

Hi. I am trying through Java to reload a persisted indexed spatial RDD from an object file. Through

12/6/22

Reza Dini, Jia Yu4

1/5/21

Installing / compiling Apache Sedona on Windows 10

the previous problem is solved, it requires that Scala be installed however it was not mentioned in

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Installing / compiling Apache Sedona on Windows 10

the previous problem is solved, it requires that Scala be installed however it was not mentioned in

1/5/21

10/15/20

Re: Spatial Join Query

Hello, For RDD API, the format is as follows: JoinQuery.SpatialJoinQuery(objectRDD, queryWindowRDD,

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Re: Spatial Join Query

Hello, For RDD API, the format is as follows: JoinQuery.SpatialJoinQuery(objectRDD, queryWindowRDD,

10/15/20

ashishag...@gmail.com, Jia Yu3

10/9/20

Indexing with Spark SQL

In GeoSparkSQL, you won't be able to create spatial index and call spatial partitioning

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Indexing with Spark SQL

In GeoSparkSQL, you won't be able to create spatial index and call spatial partitioning

10/9/20

Hori, … Jia Yu7

9/24/20

Spatial partitioning questions

Hello You should not use spatial partitioning in range queries and kNN queries. This will bring in

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Spatial partitioning questions

Hello You should not use spatial partitioning in range queries and kNN queries. This will bring in

9/24/20

ashish agarwal, Jia Yu6

8/20/20

Partitioning and Indexing questions

say, you have a point df (left) and a polygon df (right). Usually, point df is much larger than

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Partitioning and Indexing questions

say, you have a point df (left) and a polygon df (right). Usually, point df is much larger than

8/20/20

6/22/20

Adapter.toRdd marked as private in 1.3.1

I upgraded from geospark 1.2 to 1.3.1. It seems that Adapter.toRdd was marked as private in the most

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Adapter.toRdd marked as private in 1.3.1

I upgraded from geospark 1.2 to 1.3.1. It seems that Adapter.toRdd was marked as private in the most

6/22/20

ashish agarwal, Jia Yu3

5/6/20

ST_Intersects question

Hi Ashish, When processing ST_Intersects, GeoSpark already did the following: use the bounding boxes

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ST_Intersects question

Hi Ashish, When processing ST_Intersects, GeoSpark already did the following: use the bounding boxes

5/6/20

3/19/20

density of datapoints on a map

I am looking for some advice: I have lots of datapoints containing coordinates (longitude/latitude).

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density of datapoints on a map

I am looking for some advice: I have lots of datapoints containing coordinates (longitude/latitude).

3/19/20

Baur BaurRitto, Paweł Kociński2

2/2/20

spark._jvm. \ TypeError: 'JavaPackage' object is not callable

Hi, You are missing GeoSpark jar files. You can find them in geo_pyspark/jars/spark_version/. You can

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spark._jvm. \ TypeError: 'JavaPackage' object is not callable

Hi, You are missing GeoSpark jar files. You can find them in geo_pyspark/jars/spark_version/. You can

2/2/20

11/1/19

Joining spatialrdd with a shapefile

Hi everyone, My use case is as follows: The client has a lot of spatial data all across ontario.

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Joining spatialrdd with a shapefile

Hi everyone, My use case is as follows: The client has a lot of spatial data all across ontario.

11/1/19

10/24/19

About GeoSpark storage format

Hi Team, I am exploring GeoSpark right now. If my spatial data is in csv, does GeoSpark support

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About GeoSpark storage format

Hi Team, I am exploring GeoSpark right now. If my spatial data is in csv, does GeoSpark support

10/24/19

Andreas Hopfgartner

6/11/19

What is the easiest way to perform road snapping with GeoSpark? Are the points referenced to the line

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What is the easiest way to perform road snapping with GeoSpark? Are the points referenced to the line

6/11/19

6/2/19

Converting water polygons to land polygons

Hi there, I'm trying to convert water polygons (from osm) to land polygons. I haven't started

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Converting water polygons to land polygons

Hi there, I'm trying to convert water polygons (from osm) to land polygons. I haven't started

6/2/19

5/26/19

GeoSparSQL Code failing with memory issues

I have point DataFrame with around 3 million point and complex polygon DataFrame which has around

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GeoSparSQL Code failing with memory issues

I have point DataFrame with around 3 million point and complex polygon DataFrame which has around

5/26/19

Dimitris Bilidas, Jia Yu3

4/11/19

Spatial Index in GeoSparkSQL

Jia, thanks for your answer. So, after I convert to SpatialRDD and create the permanent index, there

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Spatial Index in GeoSparkSQL

Jia, thanks for your answer. So, after I convert to SpatialRDD and create the permanent index, there

4/11/19

2/28/19

GeoSpark with MongoDB and GeoJSON?!

Hi there, I tried to import my spatial datasets which are stored in a MongoDB in GeoJSON format and

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GeoSpark with MongoDB and GeoJSON?!

Hi there, I tried to import my spatial datasets which are stored in a MongoDB in GeoJSON format and

2/28/19

Konstantin Kostikov

2/27/19

MakeValid function

Hi, I found makeValid JTS tool (org.geotools.geometry.jts.JTS.makeValid) can it be used as base for

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MakeValid function

Hi, I found makeValid JTS tool (org.geotools.geometry.jts.JTS.makeValid) can it be used as base for

2/27/19

fajwt...@gmail.com, Jia Yu2

2/21/19

How do cache a spatial dataframe with spatial partitioning and indexes?

Hi, In GeoSpark DataFrameAPI, currently, there is no way to cache spatial index. Every join query

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How do cache a spatial dataframe with spatial partitioning and indexes?

Hi, In GeoSpark DataFrameAPI, currently, there is no way to cache spatial index. Every join query

2/21/19

ps-spark, Jia Yu5

2/19/19

kNNQuery is extremly slow

Hi, 1. Cached LineStringRDD is certainly larger than original RDD because now in-memory line strings

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kNNQuery is extremly slow

Hi, 1. Cached LineStringRDD is certainly larger than original RDD because now in-memory line strings

2/19/19

parik...@gmail.com

2/10/19

Getting ClassNotFoundException for TraitJoinQueryExec

Hello, Newbee geospark user here so bare with any ignorance... Looking for guidance on how to

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Getting ClassNotFoundException for TraitJoinQueryExec

Hello, Newbee geospark user here so bare with any ignorance... Looking for guidance on how to

2/10/19

Ryan Bessey, Jia Yu4

2/7/19

GeoSpark job failing on Save step with OOM issues

Hi Ryan, Before you convert Df to PointRDD, please try to double or triple the partition size. In

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GeoSpark job failing on Save step with OOM issues

Hi Ryan, Before you convert Df to PointRDD, please try to double or triple the partition size. In

2/7/19

Radan Šuba, Jia Yu4

1/16/19

geospark spatial join performance

What do you consider a " ...cluster is not too weak..."? So far no improvements on our

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geospark spatial join performance

What do you consider a " ...cluster is not too weak..."? So far no improvements on our

1/16/19

Ryan Bessey, Jia Yu3

1/3/19

ST_INTERSECTS error with ST_CIRCLE

Hi Jia, Thank you very much. Slightly related question: What is the most efficient way using GeoSpark

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ST_INTERSECTS error with ST_CIRCLE

Hi Jia, Thank you very much. Slightly related question: What is the most efficient way using GeoSpark

1/3/19

10/17/18

Using range query in GeoSpark for finding all routes between two GPS points on the map

Dear You All, Is possible to use range query for finding all LineStrings that fully contained two GPS

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Using range query in GeoSpark for finding all routes between two GPS points on the map

Dear You All, Is possible to use range query for finding all LineStrings that fully contained two GPS

10/17/18

Mayur Bhosale, Jia Yu3

7/22/18

Regarding the spatialRDD indexing

Hi, I replied you a couple days ago. But my reply was put into the spam of the Discussion Board. Now

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Regarding the spatialRDD indexing

Hi, I replied you a couple days ago. But my reply was put into the spam of the Discussion Board. Now

7/22/18

Alex To, Jia Yu8

7/2/18

Slow join with ST_CONTAINS

Hi My exact code is lga.createOrReplaceTempView("df1") linkRef.createOrReplaceTempView(

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Slow join with ST_CONTAINS

Hi My exact code is lga.createOrReplaceTempView("df1") linkRef.createOrReplaceTempView(

7/2/18

7/2/18

Re: Miss Shapefile fields Using Adapter.toDf(spatialRDD, spark)

Hi Zhou, The shapefile field names are currently missing in GeoSpark. I am working on the

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Re: Miss Shapefile fields Using Adapter.toDf(spatialRDD, spark)

Hi Zhou, The shapefile field names are currently missing in GeoSpark. I am working on the

7/2/18

marcelo...@ifood.com.br, Jia Yu4

6/28/18

ST_Transform behavior

Hi Marcelo, If none of the following work for you, this means probably there are some out-of-range or

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ST_Transform behavior

Hi Marcelo, If none of the following work for you, this means probably there are some out-of-range or

6/28/18

Dusan Vasiljevic, Jia Yu4

5/28/18

Loading CSV file with WKT column

Hi Dusan, Since semicolon delimiter is a little special, you should use GeoSparkSQL API to create a

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Loading CSV file with WKT column

Hi Dusan, Since semicolon delimiter is a little special, you should use GeoSparkSQL API to create a

5/28/18

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