Mastering SQL - PostgresSQL:Pre-defined Functions - String Replacement

Learn how to perform string replacement in PostgreSQL using the replace, overlay, and translate functions. This tutorial covers the differences between these powerful functions, with practical examples for replacing substrings, characters, and sequences. Master the syntax for replacing, overlaying, and translating characters in your strings to solve real-world business problems.

What this video covers:
✔️ Replacing substrings using replace
✔️ Replacing by position with overlay
✔️ Replacing multiple characters using translate
✔️ Use cases for each function based on your data
✔️ Practical examples of using string replacement in SQL queries

💡 Learn when and how to use string replacement techniques for more efficient SQL queries and data manipulation.

Timestamps
* 0:00 - Introduction to string replacement in PostgreSQL
* 0:06 - Using replace to swap substrings
* 1:06 - Using overlay for position-based replacement
* 1:59 - Using translate for replacing multiple characters
* 2:45 - Comparing replace, overlay, and translate for different scenarios
* 4:12 - Example of replacing characters in phone numbers
* 5:49 - Best practices for string replacement in PostgreSQL
* 6:05 - Conclusion: Choosing the right string replacement function

Continue Your Learning Journey with PostgreSQL! 🚀

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