LEFT OUTER JOIN
OPEN SUBSET
OPEN SUPERSET
LEFT S-SHAPED BAG DELIMITER
MATHEMATICAL FALLING DIAGONAL
SQUARED LOGICAL AND
ELEMENT OF OPENING UPWARDS
RIGHT OUTER JOIN
FULL OUTER JOIN
LONG RIGHT TACK
UP TACK WITH CIRCLE ABOVE
LOZENGE DIVIDED BY HORIZONTAL RULE
MATHEMATICAL LEFT ANGLE BRACKET
MATHEMATICAL LEFT DOUBLE ANGLE BRACKET
MATHEMATICAL RIGHT DOUBLE ANGLE BRACKET
MATHEMATICAL RIGHT WHITE TORTOISE SHELL BRACKET