FULL OUTER JOIN
OPEN SUBSET
RIGHT S-SHAPED BAG DELIMITER
MATHEMATICAL RISING DIAGONAL
SQUARED LOGICAL OR
WHITE DIAMOND WITH CENTRED DOT
UPPER LEFT CORNER WITH DOT
LEFT AND RIGHT DOUBLE TURNSTILE
LEFT AND RIGHT TACK
LONG LEFT TACK
UP TACK WITH CIRCLE ABOVE
WHITE SQUARE WITH LEFTWARDS TICK
WHITE SQUARE WITH RIGHTWARDS TICK
MATHEMATICAL RIGHT ANGLE BRACKET
MATHEMATICAL RIGHT WHITE TORTOISE SHELL BRACKET
MATHEMATICAL RIGHT FLATTENED PARENTHESIS