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Updating a Variable
Assignment of an attribute value in a variable of a structured type
Synatx:
SET SN.C = 'S2';
As in Example the entire statement is equivalent to a regular assignment, in this case
SET SN = SID ().C ('S2');
Cursor Variables As Parameters You can declare the cursor variables as the formal parameters of the functions and procedures. In the illustration below, you define the REF CUR
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