Hi,

How to build a collapsible sub row grid. For ex my grid should look like this. Im new to gxt. on click of collpase of '1' below it should display its corresponding rows. Which grid best suits the requirement. How to go about it.
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no name birthdate property Address
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>1 mark 29/12/1990
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house1 wellington
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house2 newyork
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>2 henry 28/12/1987
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house1 london
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house2 newjersy
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