CONCAT() function in SQL | SQL Tutorial

Embrace the CONCAT() function, your trusty sidekick for merging text pieces into meaningful wholes. This video empowers you to master string concatenation and unlock its diverse applications for data manipulation and presentation.

The core concept of CONCAT(): Grasp how it seamlessly joins multiple string expressions into a single, unified string.

Syntax essentials: Explore the straightforward syntax of CONCAT(), effortlessly combining text values, columns, and expressions.

Handling different data types: Discover how CONCAT() implicitly converts non-string values to strings for seamless integration.

Concatenating with NULL values: Understand how CONCAT() handles NULL values within its arguments, ensuring consistent results.

Beyond the basics: Venture into advanced techniques like using CONCAT_WS() for customized separators and exploring database-specific variations.

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[pankajmodi]

Mistakenly I used double quotes inside concat in postgresql
And I get to know that in postgresql double quotes are used for identifiers, not for string literals.. thank you