diff --git a/.zk/notebook.db b/.zk/notebook.db
index a40a32b..429d865 100644
Binary files a/.zk/notebook.db and b/.zk/notebook.db differ
diff --git a/zk/DynamoDB.md b/zk/DynamoDB.md
index 0ee46f2..be77ae7 100644
--- a/zk/DynamoDB.md
+++ b/zk/DynamoDB.md
@@ -1,12 +1,20 @@
 ---
 id: xowl
 title: DynamoDB
-tags: []
+tags: [AWS]
 created: Sunday, June 09, 2024
 ---
 
 # DynamoDB
 
-## Related notes
+## Data structure
 
-Here is some info
+Data is stored as a table of key-value pairs. This doesn't mean there are single
+values corresponding to each key. There can be multiple columns for each key and
+the key itself is also a column.
+
+DynamoDB is "NoSQL" because it does not support
+
+## Usage
+
+## Related notes