diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 6f34a39d..9b5193ee 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -31,7 +31,7 @@ jobs:
       run: |
         cog --check \
           -p "import sys, os; sys._called_from_test=True; os.environ['LLM_USER_PATH'] = '/tmp'" \
-          docs/*.md
+          docs/**/*.md
     - name: Run Black
       run: |
         black --check .
diff --git a/Justfile b/Justfile
index 178a6738..f3f4b5e7 100644
--- a/Justfile
+++ b/Justfile
@@ -25,7 +25,7 @@
 
 # Rebuild docs with cog
 @cog:
-  pipenv run cog -r -p "import sys, os; sys._called_from_test=True; os.environ['LLM_USER_PATH'] = '/tmp'" docs/*.md
+  pipenv run cog -r -p "import sys, os; sys._called_from_test=True; os.environ['LLM_USER_PATH'] = '/tmp'" docs/**/*.md
 
 # Serve live docs on localhost:8000
 @docs: cog
diff --git a/docs/contributing.md b/docs/contributing.md
index 33b720fd..a1047a34 100644
--- a/docs/contributing.md
+++ b/docs/contributing.md
@@ -32,7 +32,9 @@ This will start a live preview server, using [sphinx-autobuild](https://pypi.org
 
 The CLI `--help` examples in the documentation are managed using [Cog](https://github.com/nedbat/cog). Update those files like this:
 
-    cog -r docs/*.md
+    just cog
+
+You'll need [Just](https://github.com/casey/just) installed to run this command.
 
 ## Release process
 
diff --git a/docs/embeddings/python-api.md b/docs/embeddings/python-api.md
index 1f9e8c9f..2a7e3b94 100644
--- a/docs/embeddings/python-api.md
+++ b/docs/embeddings/python-api.md
@@ -135,3 +135,41 @@ for id, score in collection.similar_by_id("cat"):
     print(id, score)
 ```
 The item itself is excluded from the results.
+
+(embeddings-sql-schema)=
+## SQL schema
+
+Here's the SQL schema used by the embeddings database:
+
+<!-- [[[cog
+import cog
+from llm.embeddings_migrations import embeddings_migrations
+import sqlite_utils
+import re
+db = sqlite_utils.Database(memory=True)
+embeddings_migrations.apply(db)
+
+cog.out("```sql\n")
+for table in ("collections", "embeddings"):
+    schema = db[table].schema
+    cog.out(format(schema))
+    cog.out("\n")
+cog.out("```\n")
+]]] -->
+```sql
+CREATE TABLE [collections] (
+   [id] INTEGER PRIMARY KEY,
+   [name] TEXT,
+   [model] TEXT
+)
+CREATE TABLE "embeddings" (
+   [collection_id] INTEGER REFERENCES [collections]([id]),
+   [id] TEXT,
+   [embedding] BLOB,
+   [content] TEXT,
+   [metadata] TEXT,
+   [updated] INTEGER,
+   PRIMARY KEY ([collection_id], [id])
+)
+```
+<!-- [[[end]]] -->
\ No newline at end of file