update changelog and version

Author: sfc-gh-aling

DESCRIPTION.md

@@ -9,6 +9,10 @@ Source code is also available at:
 
 # Release Notes
 
+- v1.4.5(Unreleased)
+
+  - Improved performance of looking up columns in tables.
+
 - v1.4.4(Nov 16, 2022)
 
   - Fixed a bug that percent signs in a non-compiled statement should not be interpolated with emtpy sequence when executed.

setup.cfg

@@ -3,7 +3,7 @@ universal = 1
 
 [metadata]
 name = snowflake-sqlalchemy
-version = 1.4.4
+version = 1.4.5
 description = Snowflake SQLAlchemy Dialect
 long_description = file: DESCRIPTION.md
 long_description_content_type = text/markdown