sql - Order strings case-insensitively in MySQL -



sql - Order strings case-insensitively in MySQL -

how can order username column values irrespective of case sensitive in mysql rdbms?

table construction , info :

class="lang-none prettyprint-override">╔══════╦════════════╦════════╗ ║ id ║ username ║ name ║ ╠══════╬════════════╬════════╣ ║ 1 ║ adam ║ test ║ ║ 2 ║ ben ║ test1 ║ ║ 3 ║ aron ║ test2 ║ ║ 4 ║ charles ║ test3 ║ ╚══════╩════════════╩════════╝

desired result :

class="lang-none prettyprint-override">╔══════╦════════════╗ ║ id ║ username ║ ╠══════╬════════════╣ ║ 1 ║ adam ║ ║ 2 ║ aron ║ ║ 3 ║ ben ║ ║ 4 ║ charles ║ ╚══════╩════════════╝

you can format username upper or lower case in order by clause follows:

order lower(username)

mysql sql sql-order-by case-insensitive

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