SQL Reference

Quick Reference

The MySQL FIND_IN_SET() function returns the position of a string within a list of strings.

  • If the string is not found in string_list, this function returns 0
  • If the string or string_list is NULL, this function returns NULL
  • If string_list is an empty string (“”), the function returns 0

The following returns the index location of the “t” in the list of strings (r, s, t).

SELECT FIELD('t', 'r, s, t');

Output

FIELD('t', 'r, s, t')
3

Syntax

FIND_IN_SET(string, string_list)

Parameters

ParameterDescription
stringThe string to search for in the list (required)
string_listThe list of string values, separated by commas, to be searched (required)

SQL Notes:

  • Any work being done to modify the structure of a database or delete tables or the the database itself should only be done after making a recent backup

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