nextract | Extract Transform Load platform build | Data Migration library
kandi X-RAY | nextract Summary
kandi X-RAY | nextract Summary
Nextract is a Extract Transform Load (ETL) platform build on top of Node.js streams. Popular Java based ETL tools like Pentaho Data Integration and Talend Data Integration are rigid to work with, difficult to extend, and output code that developers aren't meant to mess with. Nextract aims to change that with a more modern approach. Nextract is scriptable, easy to write, simple to follow, and leverages standard npm packages to extend its functionality. With Nextract and the JavaScript skills you already have, you too can be an ETL developer.
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Currently covering the most popular Java, JavaScript and Python libraries. See a Sample of nextract
nextract Key Features
nextract Examples and Code Snippets
Community Discussions
Trending Discussions on nextract
QUESTION
I don't know why my lens cannot read all the columns. I print the len(data) but it only read 15 instead of 39. How can I make it read all the columns.
...ANSWER
Answered 2021-Jun-26 at 08:05You are setting n_cols
to the length of the string "scan_run_01.txt". I don't know what scan_run_01.txt looks like since you didn't include it, but surely using the length of the filename as the number of columns is not what you actually want. Presumably you want the length of the data within kkfile? Or maybe the length of the first line? Or maybe the length of the first line split by some deliminator?
QUESTION
I have a text dataset. the content of the text is looks like as follows.
...ANSWER
Answered 2021-Feb-08 at 15:07FILENAME = "your filename"
f = open(FILENAME)
lst = []
lines = f.read().splitlines()
for i in range(0,len(lines),3):
lst.append((lines[i],lines[i+1]))
QUESTION
My program currently loops through a directory of pdf/image files and generates json files using the Azure computer vision REST API.
Besides generating the JSON files, I'd like to extract certain elements from the JSON generated, such as text
and confidence
and write them to a csv file, so that it would look somethin glike this:
e.g. desired csv file output:
...ANSWER
Answered 2020-Oct-23 at 16:27Guess this may point you to right direction to generate expected CSV from JSON
Community Discussions, Code Snippets contain sources that include Stack Exchange Network
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Install nextract
Open a terminal and run ./setup.sh. This will install all the necessary npm packages and generate a default configuration file.
Open the default configuration file (config/default.json) and customize by adding your database connection params, setting a log file path, overriding system default, etc. The default config contains 2 sample databases entries that can be used to run the included example transformations (assuming you setup the tables and adjust the connection settings for your local env).
Oracle is supported, but not enabled by default as it requires some additional system setup. Follow the directions outlined here to install and configure the oracle npm package.
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