[DMDB] Notes on concurrency control

semester4/dmdb/glossary/basics.tex

@@ -8,11 +8,11 @@
 }
 \newglossaryentry{record}{
     name={record},
-    description={}
+    description={Typically a row or tuple in the database}
 }
 \newglossaryentry{schema}{
     name={schema},
-    description={A set of relations}
+    description={A set of relations, defining the attributes of the tuples}
 }
 \newglossaryentry{bag}{
     name={bag},