Why isn't my Canonical URL rendering in my first post?

Katie - Nov 2 '18 - - Dev Community

Why isn't my first post giving cross-post credit to my blog?

This is my front matter:

title: "Pourquoi - et comment - apprendre PL/SQL (…T-SQL…PL/pgSQL…)"
published: true
description: "Pourquoi les bases de données incluent, en plus de SQL, des langages 'procéduraux' -- et comment en apprendre un"
tags: ['explainlikeimfive','discuss','sql','french']
canonical_url: https://katiekodes.com/sql-pourquoi-plsql
cover_image: https://thepracticaldev.s3.amazonaws.com/BlahBlahBlah.png

Thanks so much, everybody -- this looks like a great community!

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Terabox Video Player