Category: Other

Other Blog Post Archives: Includes more random or out of context guides from an experienced SQL Server DBA, Peter Whyte.


  • CIDR Conversion Table / Subnet Calculator

    This blog post provides a quick reference table for CIDR notation, subnet masks, and host counts, making it a valuable tool for tasks like configuring security groups, firewall rules, and subnetting. It simplifies network planning and ensures accurate IP address allocation for efficient and secure network setups. CIDR…

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  • Time To Revive This Blog

    As per title, I’m keen to revive this blog here at https://peter-whyte.com. I haven’t been publishing regularly for over a year, and it’s been many years since I changed the theme/design. So here we go, a new theme is in-place, updates are underway to improve the overall design,…

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  • Git Log Author Command Example

    If you’re a Git user, you’ll be familiar with the git log command, which allows you to view the commit history for a repository. This blog post is to share an extra tip while using the command, utilising the –author parameter which allows you to filter the commits…

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  • Git Log Command Examples

    Git log is an essential command when working with git version control. It allows you to see the history of a repository, including details about each commit like the author, date, and commit message. It lets you know what’s changed, when it changed and by who. In this…

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  • Git Log Oneline Command Examples

    To check our commit history on a Repository within Git, we use the git log command. When using this command we scroll through the commit log within our Terminal by hitting the Enter key, and then we need to hit q on our keyboard to exit reading the…

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  • Redshift JDBC Driver Download

    Need to download the Redshift JDBC client driver? Here’s how you can do it quickly:> From the AWS Redshift Console: Navigate to the Configure tab and download the JDBC driver.> Download From AWS Docs: Download the JDBC driver directly from the AWS Documentation. I’m sharing this quick guide…

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  • List all Tables & Columns in Redshift or Postgres

    If you need to list all tables and columns in Redshift or Postgres, this guide provides a SQL script to retrieve schema details across all databases. Redshift is based on (forked from) PostgreSQL, meaning many core SQL commands work similarly in both. However, Redshift introduces key differences, such…

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  • Creating a New User in Redshift and Promoting to Superuser

    This article provides a step-by-step demo for creating a new User in Redshift and promoting it to a Superuser. I’ll include useful tips, best practices, and links to AWS Docs to help streamline the process. In Amazon Redshift, a Superuser has the highest level of permissions, equivalent to…

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  • Drop Users in RedShift

    Dropping users in Amazon Redshift is a simple task, but sometimes you may encounter an error message if the user you are trying to drop is an owner of an object in the database, such as a schema, table, or view. When this happens, you will see one…

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