How To Install ruby-activerecord-explain-analyze on Kali Linux

In this tutorial we learn how to install ruby-activerecord-explain-analyze on Kali Linux. ruby-activerecord-explain-analyze is ActiveRecord#explain with support for EXPLAIN ANALYZE

Introduction

In this tutorial we learn how to install ruby-activerecord-explain-analyze on Kali Linux.

What is ruby-activerecord-explain-analyze

ruby-activerecord-explain-analyze is:

Extends ActiveRecord#explain with support for EXPLAIN ANALYZE and output formats of JSON, XML, and YAML.

What’s EXPLAIN ANALYZE? PostgreSQL devises a query plan for each query it receives. Choosing the right plan to match the query structure and the properties of the data is absolutely critical for good performance, so the system includes a complex planner that tries to choose good plans. One can use the EXPLAIN command to see what query plan the planner creates for any query. With EXPLAIN ANALYZE, EXPLAIN actually executes the query, and then displays the true row counts and true run time accumulated within each plan node.

There are three methods to install ruby-activerecord-explain-analyze on Kali Linux. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.

Install ruby-activerecord-explain-analyze Using apt-get

Update apt database with apt-get using the following command.

sudo apt-get update

After updating apt database, We can install ruby-activerecord-explain-analyze using apt-get by running the following command:

sudo apt-get -y install ruby-activerecord-explain-analyze

Install ruby-activerecord-explain-analyze Using apt

Update apt database with apt using the following command.

sudo apt update

After updating apt database, We can install ruby-activerecord-explain-analyze using apt by running the following command:

sudo apt -y install ruby-activerecord-explain-analyze

Install ruby-activerecord-explain-analyze Using aptitude

If you want to follow this method, you might need to install aptitude on Kali Linux first since aptitude is usually not installed by default on Kali Linux. Update apt database with aptitude using the following command.

sudo aptitude update

After updating apt database, We can install ruby-activerecord-explain-analyze using aptitude by running the following command:

sudo aptitude -y install ruby-activerecord-explain-analyze

How To Uninstall ruby-activerecord-explain-analyze on Kali Linux

To uninstall only the ruby-activerecord-explain-analyze package we can use the following command:

sudo apt-get remove ruby-activerecord-explain-analyze

Uninstall ruby-activerecord-explain-analyze And Its Dependencies

To uninstall ruby-activerecord-explain-analyze and its dependencies that are no longer needed by Kali Linux, we can use the command below:

sudo apt-get -y autoremove ruby-activerecord-explain-analyze

Remove ruby-activerecord-explain-analyze Configurations and Data

To remove ruby-activerecord-explain-analyze configuration and data from Kali Linux we can use the following command:

sudo apt-get -y purge ruby-activerecord-explain-analyze

Remove ruby-activerecord-explain-analyze configuration, data, and all of its dependencies

We can use the following command to remove ruby-activerecord-explain-analyze configurations, data and all of its dependencies, we can use the following command:

sudo apt-get -y autoremove --purge ruby-activerecord-explain-analyze

Dependencies

ruby-activerecord-explain-analyze have the following dependencies:

References

Summary

In this tutorial we learn how to install ruby-activerecord-explain-analyze package on Kali Linux using different package management tools: apt, apt-get and aptitude.