Bump to version 4.9.0 (#1011)

Signed-off-by: Cathleen Yan <58714163+cathleeny@users.noreply.github.com>
Co-authored-by: Isaac <no-reply@databricks.com>

Author: cathleeny

CHANGELOG.md

@@ -1,7 +1,9 @@
 # Release History
 
 # Unreleased
-- Upgrade Databricks SQL Kernel to 1.4.0.
+
+# 4.9.0 (2026-11-04)
+- Upgrade Databricks SQL Kernel to 1.4.0, which keeps Lakehouse Real-Time session affinity and flushes shared telemetry only after the final session closes.
 - Preserve the originating session when re-fetching or concurrently polling async statements on the kernel backend.
 
 # 4.8.0 (2026-10-24)

pyproject.toml

@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "databricks-sql-connector"
-version = "4.8.0"
+version = "4.9.0"
 description = "Databricks SQL Connector for Python"
 authors = ["Databricks <databricks-sql-connector-maintainers@databricks.com>"]
 license = "Apache-2.0"

src/databricks/sql/__init__.py

@@ -71,7 +71,7 @@ def __repr__(self):
 DATE = DBAPITypeObject("date")
 ROWID = DBAPITypeObject()
 
-__version__ = "4.8.0"
+__version__ = "4.9.0"
 USER_AGENT_NAME = "PyDatabricksSqlConnector"
 
 # These two functions are pyhive legacy