Updated changelog.

CHANGELOG.MD

@@ -1,8 +1,8 @@
-# Changelog 
+# Changelog
 
-## Unreleased
-
-### Added 
-
-- Successful print message for each query will now also show the number of rows returned by the query.
+## [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

@@ -0,0 +1 @@
+__version__ = "0.2.0"

query_performance_gauge.py

@@ -6,6 +6,7 @@ import mysql.connector.connection
 import trino.dbapi
 
 from connections import get_connection, clean_up_connection
+from _version import __version__
 
 
 def run_measuring_session(config: dict) -> None:
@@ -15,6 +16,7 @@ def run_measuring_session(config: dict) -> None:
     :param config: the full config for the measuring session.
     :return: None
     """
+    print(f"Query Performance Gauge - Version: {__version__}")
     print("Starting the measuring session.")
 
     connection = get_connection(config["connection_details"])

setup.py

@@ -1,11 +1,13 @@
 from setuptools import setup, find_packages
 
+from _version import __version__
 
-with open('requirements.txt', encoding="utf-16") as f:
+
+with open("requirements.txt", encoding="utf-16") as f:
     required = f.read().splitlines()
 
 setup(
-    version="0.1.0",
+    version=__version__,
     name="query_performance_gauge",
     packages=find_packages(),
     description="Measure how long queries take.",