fb: mysql cheats

Facebook/command_line_cheat_sheet.md

@@ -1,10 +1,10 @@
 # Mercurial
 |
 -|-
-hg book <bookmark name>     | temporary branch
-hg pull/hg rebase -d master | git pull --rebase
-hg revert <file>            | git co -f <file>
-hg commit                   | git ci
+hg book <bookmark name>         | temporary branch
+hg pull/hg rebase -d master     | git pull --rebase
+hg revert <file>                | git co -f <file>
+hg commit                       | git ci
 
 
 # Jelly Fish
@@ -23,6 +23,12 @@ buck test @mode/dev-nosan local/path/... | run all tests
 # On deman DB
 |
 -|-
-ondemand devdb new | new dev DB
-ondemand devdb list | list dev DBs
+ondemand devdb new              | new dev DB
+ondemand devdb list             | list dev DBs
 ondemand devdb connect --name <name of the ephemeral xdb shard> | connect to dev DB
+
+# MySQL
+SHOW DATABASES;                 |
+-|-
+SHOW DATABASES LIKE 'open%';    |
+SHOW SCHEMAS;                   |