# Joining two DataFrames (no common column)

**URL:** <https://discourse.julialang.org/t/joining-two-dataframes-no-common-column/48288>\
**Category:** New to Julia\
**Tags:** question\
**Created:** [October 13, 2020, 10:43am UTC](https://discourse.julialang.org/t/joining-two-dataframes-no-common-column/48288 "2020-10-13T10:43:54Z")\
**Posts on this page:** 3\
**Page:** 1

<div class="post-metadata">

**Author:** ![mausam614](https://avatars.discourse-cdn.com/v4/letter/m/71c47a/32.png) [@mausam614](https://discourse.julialang.org/u/mausam614)\
**Post date:** [October 13, 2020, 10:43am UTC](https://discourse.julialang.org/t/joining-two-dataframes-no-common-column/48288/1 "2020-10-13T10:43:54Z")

</div>

I am trying to join two DataFrames with no matching columns.

 ![Screen Shot 2020-10-13 at 11.13.43 PM](https://global.discourse-cdn.com/julialang/original/3X/b/3/b3842727eb266dd91425aebfed6d6a7768c9de0a.png) ![Screen Shot 2020-10-13 at 11.13.25 PM](https://global.discourse-cdn.com/julialang/original/3X/a/e/ae07743cb662a47f693f727bbf53513aa9d18d8d.png)

Please refer to the pics attached.

Thanks in advance.

---

<div class="post-metadata">

**Author:** ![fbanning](https://sea2.discourse-cdn.com/julialang/user_avatar/discourse.julialang.org/fbanning/32/14972_2.png) [@fbanning](https://discourse.julialang.org/u/fbanning)\
**Post date:** [October 13, 2020, 10:47am UTC](https://discourse.julialang.org/t/joining-two-dataframes-no-common-column/48288/2 "2020-10-13T10:47:00Z")

</div>

[Functions · DataFrames.jl](https://juliadata.github.io/DataFrames.jl/stable/lib/functions/#Base.append)!

I think you want to use `append!` with `cols = :subset`.

---

<div class="post-metadata">

**Author:** ![mausam614](https://avatars.discourse-cdn.com/v4/letter/m/71c47a/32.png) [@mausam614](https://discourse.julialang.org/u/mausam614)\
**Post date:** [October 13, 2020, 11:52am UTC](https://discourse.julialang.org/t/joining-two-dataframes-no-common-column/48288/3 "2020-10-13T11:52:44Z")

</div>

Thanks for your help.