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Add "overwrite" option to DataFrame.update #1477

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changhiskhan opened this issue Jun 15, 2012 · 2 comments
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Add "overwrite" option to DataFrame.update #1477

changhiskhan opened this issue Jun 15, 2012 · 2 comments
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0.8.0

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@changhiskhan
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Current behavior always overwrites, allow users to set overwrite=False to leave all non-NA values in self intact.
@jseabold
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Just parking some quick thoughts here. Was thinking to support something like stata's update and replace keywords here.

http://www.stata.com/help.cgi?merge

This kind of information is helpful too.

http://www.stata.com/help.cgi?merge#results

Though we will get away from dict.update

@changhiskhan changhiskhan mentioned this issue Jun 15, 2012
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changhiskhan pushed a commit that referenced this issue Jun 19, 2012
@wesm
ENH: filter_func keyword to DataFrame.update, related to #1477
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wesm commented Jun 19, 2012

Looks good to me, merged in

@wesm wesm closed this as completed Jun 19, 2012
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