In previous chapters we have looked at some basic data retrieval filtering techniques using comparison operators and wildcards. Whilst this approaches to data filtering are fine for basic searching, more advanced searching quickly becomes cumbersome using these techniques.
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In previous chapters we have looked at some basic data retrieval filtering techniques using comparison operators and wildcards. Whilst this approach to data filtering is fine for basic searching, more advanced searching quickly becomes cumbersome using these techniques.
In this chapter we will look at yet another filtering and searching technique supported by MySQL called ''regular expressions''.
In this chapter we will look at yet another filtering and searching technique supported by MySQL called ''regular expressions''.