How to check the conformity of a string according to a pattern
You may come across the situation where you have to check the conformity of a string according to a pattern. Syntax: pat(EXPR_STR,EXPR_PAT) EXPR_STR : is a string or CLOB expression that contains the string to be tested. EXPR_PAT : is a string or CLOB expression that contains the pattern used for the verification. Example :… Read More »