EXPORT_SET() function in MySQL

EXPORT_SET() : This function helps to return a string which will show the bits in number. The function requires 5 arguments for its functioning. The function converts first argument i.e integer to binary digits, then returns “on” if binary digit is 1 and “off” if binary digit is 0. Syntax :

EXPORT_SET
(bits, on, off, separator, number of bits)

Parameters : This function accepts 5 arguments.

• bits - The integer number for which the result will be formatted.
• on - If the binary digit is 1, then it will return.
• off - If the binary digit is 0, then it will return.
• separator - The separator which will be placed between returned values.
• number of bits - The number of bits in which the result will come

Returns : This function will return a string that will show the bits in number. Example-1 : General working of EXPORT_SET() function.

SELECT EXPORT_SET(10, 'On', 'Off', ':', 5) 
AS Export;

Output :

Export
Off : On : Off : On : Off

Example 2 : Working of EXPORT_SET() function by changing 2^nd and 3^rd arguments.

• Using “Y” and “N” as second and third argument respectively -

  SELECT EXPORT_SET(11, 'Y', 'N', ', ', 4) 
  AS Export;

  Output :

  Export
  Y, Y, N, Y

• Using “1” and “0” as second and third argument respectively -

  SELECT EXPORT_SET(11, 1, 0, ', ', 4) 
  AS Export;

  Output :

  Export
  1, 1, 0, 1

Example-3 : Working of EXPORT_SET() function by changing 4^th argument.

• Using “-” as the fourth argument -

  SELECT EXPORT_SET(10, 1, 0, '-', 4) 
  AS Export;

  Output :

  Export
  0-1-0-1

• Using “::” as the fourth argument -

  SELECT EXPORT_SET(10, 1, 0, '::', 4) 
  AS Export;

  Output :

  Export
  0::1::0::1

Example-4 : Working of EXPORT_SET() function by changing 5^th argument.

• Using 10 as the fifth argument -

  SELECT EXPORT_SET(9, 'Y', 'N', ' ', 10) 
  AS Export;

  Output :

  Export
  Y N N Y N N N N N N

• Using 20 as the fifth argument -

  SELECT EXPORT_SET(9, 1, 0, ' ', 20) 
  AS Export;

  Output :

  Export
  1 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0