Update reci6-databases-storage.md

Added images to rec.6 doc

docs/recitations/reci6-databases-storage.md

@@ -19,6 +19,10 @@ title: Recitation 6 - Databases + Storage
 - Used for defining, creating, querying, updating, etc. data records
 - Relational, NoSQL, Vector
 
+  ## SQL vs NoSQL
+  ![Screenshot 2024-03-14 at 22 20 07](https://github.com/CMU-17-356/cmu-17-356.github.io/assets/79665965/77c18c99-f1d0-4cb3-afda-222987e743eb)
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 # ACID Properties
 Atomicity - either all operations of the transaction are reflected in the database or none are
 
@@ -86,6 +90,8 @@ Redis is now a multi-modal database and can be used for a wide variety of functi
 - With vector embeddings, you can search images and audio recordings, support retrieval augmented generations (RAG) for LLMs, and much more
 
 Video Link: https://www.youtube.com/watch?v=dN0lsF2cvm4
+![Screenshot 2024-03-14 at 22 20 59](https://github.com/CMU-17-356/cmu-17-356.github.io/assets/79665965/c1ccb471-5781-4ab6-ad46-dbd8e5486bf5)
+![Screenshot 2024-03-14 at 22 21 05](https://github.com/CMU-17-356/cmu-17-356.github.io/assets/79665965/a9d13629-c2f9-4c48-a5c5-4c7ee54b60c2)
 
 
 # Object Storage (S3)
@@ -95,6 +101,12 @@ Video Link: https://www.youtube.com/watch?v=dN0lsF2cvm4
 
 Object storage like AWS S3 provides 11 nines of data durability (i.e. virtually no data loss or corruption) → 1 billion objects over 100 hundred years without losing anyone
 
+![Screenshot 2024-03-14 at 22 21 36](https://github.com/CMU-17-356/cmu-17-356.github.io/assets/79665965/0163b253-ea0c-4913-af19-46b1b117eec5)
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+![Screenshot 2024-03-14 at 22 21 44](https://github.com/CMU-17-356/cmu-17-356.github.io/assets/79665965/787e9792-e0f8-4284-b926-99abd9cdb068)
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+![Screenshot 2024-03-14 at 22 21 56](https://github.com/CMU-17-356/cmu-17-356.github.io/assets/79665965/2a3e98db-489f-48db-879b-989aa3bfe643)
+
 
 # Browser Storage
 
@@ -110,7 +122,4 @@ Object storage like AWS S3 provides 11 nines of data durability (i.e. virtually
 - Good for storing things like session IDs and other data that don’t have to be persisted for a long time
 - You can set an expiration date/duration for how long you want it to exist and then will be deleted
 
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+![Screenshot 2024-03-14 at 22 22 03](https://github.com/CMU-17-356/cmu-17-356.github.io/assets/79665965/ebc0ddf5-cfae-4cee-8d37-f87ce25bb9a8)