Update index.md

Author: eroslevi

databases/index.md

@@ -39,7 +39,7 @@ lecture|IE.220|physical storage|october 20
 BREAK|no class|none|october 23
 lecture|IE.220|optimization|october 27
 tutorial|IE.220|physical storage|october 30
-lecture|IE.220|transaction management november 03
+lecture|IE.220|transaction management|november 03
 laboratory|building R|SQL 2|november 06
 lecture|IE.220|transaction management|november 10
 tutorial|IE.220|optimization|november 13