Topmusicanswers
- Can we use REGEXP in MySQL?
- What is SQL REGEXP?
- What does REGEXP function do in MySQL?
- What is not REGEXP MySQL?
Can we use REGEXP in MySQL?
MySQL supports another type of pattern matching operation based on the regular expressions and the REGEXP operator.
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MySQL | Regular expressions (Regexp)
| Pattern | What the Pattern matches |
|---|---|
| ? | Match zero or one instances of the strings preceding it. |
| ^ | caret(^) matches Beginning of string |
| $ | End of string |
| [abc] | Any character listed between the square brackets |
What is SQL REGEXP?
Regex, or Regular Expressions, is a sequence of characters, used to search and locate specific sequences of characters that match a pattern.
What does REGEXP function do in MySQL?
MySQL REGEXP performs a pattern match of a string expression against a pattern. The pattern is supplied as an argument. If the pattern finds a match in the expression, the function returns 1, else it returns 0. If either expression or pattern is NULL, the function returns NULL.
What is not REGEXP MySQL?
MySQL NOT REGXP is used to perform a pattern match of a string expression expr against a pattern pat. The pattern can be an extended regular expression. A pattern which is not to be matched.
