Typically, It is not possible to return more than one variable from function.
Can a PL SQL function return multiple values?
But we can use OUT parameter to return multiple value from a procedure. Similarly we can also return multiple value from a function by using TABLE type object. … We can also say that collection type object can be made as TABLE type object in oracle plsql.
How many RETURN statement can a function have in PL SQL?
A function can have more than one RETURN statement. All the RETURN statements is executed each time the function is called.
How a function can return multiple values?
You can return multiple values by bundling those values into a dictionary, tuple, or a list. These data types let you store multiple similar values. You can extract individual values from them in your main program. Or, you can pass multiple values and separate them with commas.
Can PL SQL procedure return a value?
It is mainly used to execute a process in PL/SQL. … A Procedure in SQL can have a RETURN statement to return the control to the calling block, but it cannot return any values through the RETURN statement. Procedures cannot be called directly from SELECT statements.
Can function return multiple rows?
Alternatively, an SQL function can be declared to return a set (that is, multiple rows) by specifying the function’s return type as SETOF sometype , or equivalently by declaring it as RETURNS TABLE( columns ) .
Can a stored procedure return multiple values?
Multiple values will be returned from Stored Procedure by returning comma separated (delimited) values using Output Parameter. Output Parameter is supported in Stored Procedures of all SQL Server versions i.e. 2000, 2005, 2008, 2008R2, 2012 and 2014.
How many return statements can a function have?
The body of a function should have only one return statement.
Can a function have multiple return statements in Oracle?
Once the function is in place we can use the table clause of sql statement to get the desired result. As desired we got multiple values returned from the function. … There can be a situation where you want these comma separated values to be a part of “IN” clause.
How do you return in PL SQL?
In functions, a RETURN statement must contain an expression, which is evaluated when the RETURN statement is executed. The resulting value is assigned to the function identifier. In functions, there must be at least one execution path that leads to a RETURN statement. Otherwise, PL/SQL raises an exception at run time.
How many values can a function return at a time?
8) How many values can a C Function return at a time.? Explanation: Using a return val; statement, you can return only one value.
Can a function can return more than 1 value True False?
Explanation: True, A function cannot return more than one value at a time. because after returning a value the control is given back to calling function.
How can I return 2 values?
Returning Multiple values in Java
- If all returned elements are of same type.
- If returned elements are of different types.
- Using Pair (If there are only two returned values) We can use Pair in Java to return two values.
- If there are more than two returned values. …
- Returning list of Object Class.
Can procedure return a value?
A stored procedure does not have a return value but can optionally take input, output, or input-output parameters. A stored procedure can return output through any output or input-output parameter.
Does function return value?
A return is a value that a function returns to the calling script or function when it completes its task. A return value can be any one of the four variable types: handle, integer, object, or string. The type of value your function returns depends largely on the task it performs.
What is the difference between procedure and function in Plsql?
A procedure is a named PL/SQL block that carries out one or more actions. A function is a named PL/SQL block that returns a value.