diff --git a/journal/2022_03_27.md b/journal/2022_03_27.md
index d0f197ca7..2f7f22d44 100644
--- a/journal/2022_03_27.md
+++ b/journal/2022_03_27.md
@@ -1,6 +1,9 @@
 - [[covid]]
 	- feeling better than yesterday morning, but still not recovered. some cough and a sore throat remain.
 - I read about the [[fossil]] [[scm]] in [[hn]]
+- [[sql]]
+	- today I reviewed/refreshed [[sql joins]] apropos of a random article on [[hn]]
+	-
 - [[capra course]]
 	- NOW [[lecture 4]]
 	  :LOGBOOK: