In the previous chapter, we talked about building functions and procedures. We covered examples of using IMMUTABLE, STABLE and VOLATILE functions besides to temporary functions and variadic functions. In this chapter, we will cover the importance of returning a value in a function and the different types of options available to return the values in PL/pgSQL. We will walk through some real-world examples of where and when to use ...
© The Author(s), under exclusive license to APress Media, LLC, part of Springer Nature 2023
B. Shaik, D. K. ChemuduruProcedural Programming with PostgreSQL PL/pgSQLhttps://doi.org/10.1007/978-1-4842-9840-4_1313. Return Values and Parameters
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