COMMONWEALTH OF PENNSYLVANIA
Oracle PL/SQL Coding Guidelines GDL-DMS006 ... Use short-circuit evaluation to your advantage. PL/SQL stops evaluating the expression as soon as the result can be determined. For example, IF [variable] < 10 AND [function(in)] > 50 THEN will not result in a function call is the variable is less than 10. Always specify the length of VARCHAR2. For VARCHAR2(1) to VARCHAR2(1999), the maximum size ... ................
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