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WHERE Clause

Function in the WHERE Clause – SQL in Sixty Seconds 201

October 23, 2023
Pinal Dave
SQL Video
SQL Function, SQL in Sixty Seconds, SQL Index

Few even asked me to build a video on this topic. Hence, I decided to make a Function in the WHERE Clause – SQL in Sixty Seconds 201.

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secure passwords

SQL SERVER – Generating Secure Passwords

October 19, 2023
Pinal Dave
SQL Tips and Tricks
SQL Function, SQL Password, SQL Server Security

We’ll explore industry guidelines for complex passwords and implement them in an SQL Server stored procedure to generate secure passwords.

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WHERE clause

SQL SERVER Performance: Functions in WHERE Clause

October 9, 2023
Pinal Dave
SQL Performance
SQL Function, SQL Index

Functions in WHERE clause can hurt performance. I compare a query using YEAR() with one using direct column references on AdventureWorks, plus indexes.

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CHARINDEX

SQL SERVER – A Comparison of CHARINDEX vs LIKE

September 26, 2023
Pinal Dave
SQL Performance
SQL Function, SQL Performance, SQL String

In this post, we’ll explore a comparison between the use of CHARINDEX and LIKE in the WHERE clause, supported by real-world statistics.

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htmltags

SQL SERVER – Stripping HTML Tags from Text

September 21, 2023
Pinal Dave
SQL Tips and Tricks
HTML, SQL Function

In this blog post, we’ll explore a method for stripping these HTML tags from your text data using SQL Server. Let us explore the post.

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A tennis ball machine sending every ball to the same spot on a clay court, the marks clustered in one place.

Repeatable Test Data With a Fixed Random Seed

September 15, 2023
Pinal Dave
SQL Tips and Tricks
SQL Function, SQL Random, SQL Server, Testing

Generate repeatable test data with a fixed RAND seed or row-number hashes, then verify identical names and amounts across runs.

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WHERE clause

SQL SERVER – Avoid Functions in the WHERE Clause for Performance

September 13, 2023
Pinal Dave
SQL Performance
SQL Function, SQL Performance

Using SQL Server functions in the WHERE clause of your queries can significantly impact performance. Let us explore that in this blog post.

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