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Questions tagged [griddb]

GridDB is an open source time series database optimized for IoT and Big Data

GridDB is a highly scalable time series database best suited for Big Data and IoT. It is designed to handle time-sensitive IoT data across numerous sensors while maintaining consistency and durability.

GridDB Community Edition database server and client libraries are open-sourced under the AGPL v3.0 and Apache license respectively.

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Replacing Null Values with Mean Value of the Column in Grid DB

So, I was working with GridDB NodeJs Connector, I know the query to find out the null values which shows the records/rows: SELECT * FROM employees where employee_salary = NaN; But I want to replace the null values of the column with the mean value…
Ismail Vohra
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Querying on the data stored in GridDB

Do we have to initialize a new container to perform queries on the data stored in GridDb.? I have retrieved the data from the csv file and stored it in GridDB after initializing a container and performing a query, which means all the data is being…
Ismail Vohra
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"Error while loading shared libraries." when compiling GridDB NodeJs Connector

I used GridDB node js connector while doing data analysis on a dataset. However, when I compiled it using the command, node UsedCarCode.js 239.0.0.1 31999 defaultCluster admin admin I consistently received the following error message: "Error while…
Ismail Vohra
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After the IP address of GridDB cluster is changed, the database cannot be connected through gridstore-jdbc

Environment description: OS：CentOS 7.9 GridDB ：CE 5.0 Operation: changed the IP address of the GridDB cluster, mainly modified "serviceAddress" in/var/lib/gridstore/conf/gs _ node.json file: "notificationMember" in /var/lib/gridstore/conf…
dogs Cute
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Is there a way to sort a database query output in descending order?

If I just ran a code which returned a table from a database, containing the results I want, how can I make the table go from bottom to top? Basically, it means I want the output to have the rows reversed. The rows at the bottom would start first and…
Jessica Chris
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Cannot seem to query time series containers with the new GridDB Python Client?

Querying collection containers works fine, but querying any sort of time series container -- even just a simple select * -- causes a Segmentation Fault. Here is what my Dockerfile looks like: FROM centos:7 RUN yum -y groupinstall "Development…
L. Connell
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Fatal error: Python-h not found on griddb python client

I installed my python client by running this on my centOS terminal: $ wget \ https://github.com/griddb/python_client/archive/0.8.1.tar.gz and unzipped it with this line of code: tar xvzf 0.8.1.tar.gz I also installed the necessary prerequisite…
Saola Olaoluwa
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Cannot compile the GridDB Node.js connector

I believe I am following the instructions on the github page to a tee: I have installed the proper swig version (with the correct commit id) and am using nvm to give me the proper node.js version (12). I have changed the path in the Makefile to the…
Gopheritis
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My Java program does not write data to GridDB table

I am trying to write a record to my GridDB sample database using a small java program. Below shown is my java program: package gsSample; import java.util.Arrays; import java.util.Properties; import com.toshiba.mwcloud.gs.Collection; import…
Shamal Jayawardhana
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girdDB|NiFi PutDatabaseRecord error: Unable to setObject() index 1 of type 4

putdatabaserecord.error Unable to setObject() with value 1 at index 1 of type 4 I am trying to ingest the avro records into a griddb table and have tried different solutions but the same error appears every time. The respective tables are created…
Muhammad Ateeb
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How to convert a dataframe from a GridDB container to a list of lists?

I am using GridDB Python Client and I have a container that stores my database and I need to get the dataframe object converted to a list of lists. The read_sql_query function offered by pandas returns a dataframe but I need to get the dataframe…
Mary Williams
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What version of python is compatible with GridDB?

Having some difficulties working with python 3.9 and griddb. Could you, please, tell me from your experience which works the best?
DaBom
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How do you start GridDB client in Ruby?

I want to configure the database system https://github.com/griddb/griddb in Ruby. However, I am a relative new in this space. What are the starting points?
Pavel Fedotov
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GridDB server 4.6.0-1 for Ubuntu 20.04

I am currently running Ubuntu 20.04 on my machine. GridDB's official web site's download page only shows GridDB CE(server) for Ubuntu 18.04. Will I able to download (& install )?Will it support?
Bishwajit
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Griddb installation on windows: where to find the file CmakeList.txt

I am installing griddb on windows as per below link https://griddb.org/python_client/cmake_build_guide.html In step 1.3.2 Install python it is mentioned that Set path for PYTHON_RESOURCE in CmakeList.txt I am not able to locate CmakeList.txt file.…
sunrise100
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