Newbie: Trouble with tables and whitespace

can someone please tell me why z has no values when i query it? whatis the appropriate syntax for a column that will contain white space?thxa:([s:(a1b2c3)] x: 1 2 3; y: 10 20 30; z: “a a” “b b” “c c”)select from mytab

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Date: Mon, 18 Oct 2010 19:18:58 -0400
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> a:([s:`a1`b2`c3] x: 1 2 3; y: 10 20 30; z: (“a a”; “b b”; “c c”))