# Finding all rows that are the same as a "focus" row

**URL:** https://discourse.julialang.org/t/finding-all-rows-that-are-the-same-as-a-focus-row/60791
**Category:** New to Julia
**Created:** [May 8, 2021, 7:10pm UTC](https://discourse.julialang.org/t/finding-all-rows-that-are-the-same-as-a-focus-row/60791 "2021-05-08T19:10:42Z")
**Posts on this page:** 1
**Showing post:** 4

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### Author: ![Tamas\_Papp](https://sea2.discourse-cdn.com/julialang/user_avatar/discourse.julialang.org/tamas_papp/32/25949_2.png) [@Tamas\_Papp](https://discourse.julialang.org/u/Tamas_Papp)
#### Post date: [May 9, 2021, 8:04am UTC](https://discourse.julialang.org/t/finding-all-rows-that-are-the-same-as-a-focus-row/60791/4 "2021-05-09T08:04:39Z")

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> [@Nash](#):
>
> What is the most efficient way to solve that problem?

Perhaps provide an MWE that generates typical data, so that people can benchmark.

> [@Please read: make it easier to help you](https://discourse.julialang.org/t/psa-make-it-easier-to-help-you/14757):
>
> Welcome to the Julia Discourse! We are enthusiastic about helping Julia programmers, both beginner and experienced. This public service announcement (PSA) outlines best practices when asking for help. Following these points makes it easier for us to help you and more likely you’ll get a prompt, useful answer. Keywords are highlighted to make it easier to refer to specific points. Choose a descriptive title that captures the key part of your question, eg “plots with multiple axes” instead of …

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