Description\n-----------\n\nThe constants TRUE and FALSE evaluate to 1 and 0, respectively. The constant names can be written in any lettercase.\n\nExamples\n--------\n\nSELECT TRUE, true, FALSE, false;\n+------+------+-------+-------+\n| TRUE | TRUE | FALSE | FALSE |\n+------+------+-------+-------+\n|    1 |    1 |     0 |     0 |\n+------+------+-------+-------+\n\nURL: https://mariadb.com/docs/server/reference/sql-functions/secondary-functions/bit-functions-and-operators/true-false