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Merge doc still refers to Index uniqueness as requirement #2043

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changhiskhan opened this issue Oct 8, 2012 · 0 comments
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Merge doc still refers to Index uniqueness as requirement #2043

changhiskhan opened this issue Oct 8, 2012 · 0 comments
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@changhiskhan
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"Note that if using the index from either the left or right DataFrame (or both) using the left_index / right_index options, the join operation is no longer a many-to-many join by construction, as the index values are necessarily unique. There will be some examples of this below."
@wesm wesm closed this as completed in db9446f Nov 2, 2012
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