T | sql regular expression
ThisarticleexploresT-SQLRegExcommandsinSQLServerforperformingdatasearchusingvariousconditions. Introduction WestoredatainmultipleformatsordatatypesinSQLServertables.Supposeyouhaveadatacolumnthatcontainsstringdatainalphanumericformat.WeuseLIKElogicaloperatortosearchspecificcharacterinthestringandretrievetheresult.Forexample,intheEmployeetable,wewanttofilterresultsandgettheonlyemployeewhosenamestartswithcharacterA. WeuseregularexpressionstodefinespecificpatternsinT-SQLina...
This article explores T-SQL RegEx commands in SQL Server for performing data search using various conditions.
IntroductionWe store data in multiple formats or data types in SQL Server tables. Suppose you have a data column that contains string data in alphanumeric format. We use LIKE logical operator to search specific character in the string and retrieve the result. For example, in the Employee table, we want to filter results and get the only employee whose name starts with character A.
We use regular expressions to define specific patterns in T-SQL in a LIKE operator and filter results based on specific conditions. We also call these regular expressions as T-SQL RegEx functions. In this article, we will use the term T-SQL RegEx functions for regular expressions.
We can have multiple types of regular expressions:
Alphabetic RegEx ...