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25 maj 2011 · Two options: Use the LIKE keyword, along with percent signs in the string. select * from table where field like '%a%' or field like '%b%'.
23 mar 2023 · This article showed you how to locate a substring in a string in SQL using both MySQL and SQL Server. CHARINDEX() and PATINDEX() are the functions with which you can search for a substring in a string inside SQL Server.
14 mar 2014 · AGAINST syntax. MATCH () takes a comma-separated list that names the columns to be searched. AGAINST takes a string to search for, and an optional modifier that indicates what type of search to perform. The search string must be a string value that is constant during query evaluation.
Often, we need to check if a specific string contains another string within a given column. This can be useful for various scenarios, such as filtering data, validating user input, or performing text analysis. In this blog post, we will delve into different methods to check for string containment in MySQL.
The INSTR () function returns the position of the first occurrence of a string in another string. This function performs a case-insensitive search.
MySQL uses C escape syntax in strings (for example, \n to represent the newline character). If you want a LIKE string to contain a literal \ , you must double it. (Unless the NO_BACKSLASH_ESCAPES SQL mode is enabled, in which case no escape character is used.)
The input string, str, is a string expression. If the input is a nonbinary (character) string such as a CHAR, VARCHAR, or TEXT value, the return value contains the collation weights for the string.
