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SQL dialects

SQL Dialects – Understanding the Variations Across Platforms

By tedjordan · February 14, 2026

Discover the differences between popular SQL dialects like MySQL, PostgreSQL, SQL Server, Oracle, and SQLite, and learn how to adapt your queries for different environments.…

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SQL best practices

SQL Best Practices – Writing Clean, Secure, and Efficient Queries

By tedjordan · Feb 14, 2026

Troubleshoot error in SQL

Troubleshooting Common SQL Errors – Debugging Tips and Tricks

By tedjordan · Feb 14, 2026

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SQL Dialects – Understanding the Variations Across Platforms

By tedjordan
SQL Best Practices – Writing Clean, Secure, and Efficient Queries

By tedjordan
Troubleshooting Common SQL Errors – Debugging Tips and Tricks

By tedjordan
Working with Stored Procedures, Functions, and Triggers in SQL

By tedjordan
Understanding SQL Transactions – COMMIT, ROLLBACK, and ACID Properties

By tedjordan

Date functions and formulas in Excel

Date functions and formulas in Excel

By tedjordan

7 Excel date formulas explained for beginner to intermediate levels: TODAY, NOW, ISOWEEKNUM, SUMIFS, etc. Get ready to learn with…

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IFS function

What is the IFS function? (Excel)

By tedjordan

AND functions

AND function in Excel (with examples)

By tedjordan

Filter data formula in Excel.

Filter data: Excel FILTER formula

By tedjordan

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WEEKNUM formula

How to get week number in Excel

By tedjordan

Excel Search function

How to use the SEARCH function in Excel

By tedjordan

Covert date to text in Excel

Excel: Convert Date to Text (dd/mm/yyyy)

By tedjordan

15 tips to pass Excel assessment test.

Excel test in interview: how to prepare + tips to pass

By tedjordan

Do you have an Excel assessment test planned for a job application? Discover 15 tips to prepare and pass the…

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Separated values

How to split semicolon separated values in Excel

By tedjordan

Custom theme

Custom theme in Excel

By tedjordan

Remove gridlines in Excel

How to remove gridlines in Excel

By tedjordan

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Unformat tables in Excel

By tedjordan

How to stretch columns and rows in Excel (2 steps)

By tedjordan

Scroll to the top in Excel.

Scroll to top button in Excel: how to add one?

By tedjordan

Indent shortcut keys

How to increase indent in Excel

By tedjordan

Discover how to increase indent in Excel and shortcut keys for indentation. Learn how to remove indent quickly to style…

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Flash Fill shortcut keys

Excel Flash Fill shortcut

By tedjordan

AutoSum shortcut keys

Excel AutoSum shortcut: how to sum a column

By tedjordan

Locking cells in Excel with a shortcut.

Locking cells: what’s the Excel dollar sign shortcut?

By tedjordan

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Locking cells in Excel with a shortcut.

Locking cells: what’s the Excel dollar sign shortcut?

By tedjordan

Move between cells with keyboard.

How to move between cells when arrow keys are not working (Excel)

By tedjordan

Copy paste values and shortcut keys

Copy paste values like a pro! (Excel + Google Sheets)

By tedjordan

SQL dialects

SQL Dialects – Understanding the Variations Across Platforms

By tedjordan

Discover the differences between popular SQL dialects like MySQL, PostgreSQL, SQL Server, Oracle, and SQLite, and learn how to adapt…

Read Full Story →

SQL best practices

SQL Best Practices – Writing Clean, Secure, and Efficient Queries

By tedjordan

Troubleshoot error in SQL

Troubleshooting Common SQL Errors – Debugging Tips and Tricks

By tedjordan

SQL stored procedures

Working with Stored Procedures, Functions, and Triggers in SQL

By tedjordan

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SQL optimization

Optimizing SQL Queries – Tips for Better Performance

By tedjordan

Data definition language (DDL)

Defining Your Database – SQL Data Definition Language (DDL) Basics

By tedjordan

SQL where statement.

Filtering Data in SQL – Mastering the WHERE Clause

By tedjordan