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These How To... recordings have been prepared by our developers to help you get started quickly on a variety of topics. Each one is a short video hosted on the HPCC Systems YouTube Channel, which also contains many more recordings showcasing our community day speakers, poster presenters, Tech Talk presentations and more. 

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Command Line Interface

Copy queries from one HPCC Systems host to another
Using the ECL Command line interface
Write a script to publish multiple workunits and update ROXIE query data using packagemaps

Using Packagemaps on the Command Line Interface (CLI) to update the dataset on an existing ROXIE query 'on-the-fly'
Without recompiling, or republishing, helping developers to work more efficiently with HPCC Systems

Set default values for command line parameters using an INI file (ecl.ini)
Find out how to create that file, discuss the order of precedence for command line options and see some simple examples.
Use our scriptable command line interface to interact with your HPCC Systems environment
Learn how to display a list of all queries. Then compile, publish and activate the query all in one easy step and finally confirm that it is the active query.

ECL Tips and Tricks by Allan Wrobel

ECL Macros Session 1- A worked through case
A explanation of ECL (Enterprise Control Language) MACROS using a real life case study. Compare attributes between two key build where the number of attributes is so large that using MACROS is the only solution.

ECL Macros Session 2- A worked through case
Constructing a new output layer.

ECL Macros Session 3- A worked through case
Generating an email using ECL to act on the information discovered in the previous session