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test for a match forthis type of pattern, use the ,regexp [1213] and mot REGEXP [1213] operatora (or

rlike [1213] and not rlike [1213], which are synonyms).

The following list describes some characteristics of extended regular expressions:

•    matches any single character.

•    A character class    matches any character within the brackets.

For example, "[abc]”

matches “a", “b", or “c”. To name a rangę of characters, use a dash. “lazł ” matches any letter, whereas "[0-9]" matches any digit.