1 files changed, 3 insertions, 0 deletions

diff --git a/README.md b/README.md
index b63c4e3..e8187d3 100644
--- a/README.md
+++ b/README.md
@@ -57,3 +57,6 @@ write `value` as the value of `key` into the database.
 
 ### `pairs(db)`
 returns `lmdb.next, db, nil`.
+
+## `#db`
+return the number of entries in the database.