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/* postgres can not */
/* kikimr can not */
/* syntax version 1 */
$ad = AsStruct(1 AS a, 4 AS d);
$b = AsStruct(2 AS b);
$c_name = 'c';
SELECT
TryMember($ad, $c_name, "foo") AS c,
TryMember($ad, "d", NULL) AS d,
AddMember($ad, $c_name, 3) AS acd,
ReplaceMember($ad, "a", 5) AS a5,
RemoveMember($ad, 'd') AS a,
ForceRemoveMember($ad, $c_name) AS ad,
ExpandStruct($b, 1 AS a) AS ab,
CombineMembers($ad, $b) AS abd,
FlattenMembers(AsTuple("fo" || "o", $ad), AsTuple("bar", $b)) AS foobar;
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