lib/mysql-functions: add TODO

1 files changed, 1 insertions, 0 deletions

diff --git a/lib/mysql-functions b/lib/mysql-functions
index f20133c..e0110c9 100755
--- a/lib/mysql-functions
+++ b/lib/mysql-functions
@@ -1395,6 +1395,7 @@ done
 # join via `versions`, optional 3rd argument cancels 1st version-join,
 # optional 4th argument cancels 2nd version-join
 mysql_join_install_target_providers_dependencies_with_versions() {
+# TODO: needs a left-join variant, too (possibly a right-join, too?)
   mysql_join_install_target_providers_dependencies "$1" "$2"
   if [ -z "$3" ]; then
     mysql_join_install_target_providers_versions "$1" "${1:-install_target_providers}_versions"