Updated changelog.

CHANGELOG.MD

@@ -0,0 +1,8 @@
+# Changelog
+
+## [0.2.0] - 2022-07-26
+
+### Added
+- Sessions will now print the number of rows obtained from each successfully executed query.
+- The tool version is now printed at the beginning of each session to leave a proper trace of what was the running 
+  version for a results file.

_version.py

@@ -1 +1 @@
-__version__ = "latest"
+__version__ = "0.2.0"

query_performance_gauge.py

@@ -61,6 +61,7 @@ def measure_query_runtime(
     cur = connection.cursor()
     cur.execute(query_to_measure.query_string)
     rows = cur.fetchall()
+    obtained_rows = len(rows)
     print(
-        f"Query '{query_to_measure.name}' took {int(time.time() - start_time)} seconds to run."
+        f"Query '{query_to_measure.name}' took {int(time.time() - start_time)} seconds to run and returned {obtained_rows} rows."
     )