# Apache Airflow 1.10.7 — Release & Upgrade Intelligence
- **Product:** Apache Airflow (https://airflow.apache.org)
- **Version:** 1.10.7
- **Released:** Dec 24, 2019
- **Impact Score:** 5/10
- **Breaking Changes:** Not verified
- **Canonical Analysis:** https://changelogs.us/airflow/updates/1.10.7/

## Executive Summary (TL;DR)
Apache Airflow 1.10.7. Source highlight: [AIRFLOW-5088] [AIP-24] Persisting serialized DAG in DB for webserver scalability (#5992)

## New Features
- [AIRFLOW-5088] [AIP-24] Persisting serialized DAG in DB for webserver scalability (#5992)
- [AIRFLOW-6083] Adding ability to pass custom configuration to AWS Lambda client. (#6678)
- [AIRFLOW-5117] Automatically refresh EKS API tokens when needed (#5731)
- [AIRFLOW-5118] Add ability to specify optional components in DataprocClusterCreateOperator (#5821)
- [AIRFLOW-5681] Allow specification of a tag or hash for the git_sync init container (#6350)
- [AIRFLOW-6025] Add label to uniquely identify creator of Pod (#6621)

## Improvements
- [AIRFLOW-3656] Show doc link for the current installed version (#6690)
- [AIRFLOW-5729] Make InputDataConfig optional in Sagemaker's training config (#6398)
- [AIRFLOW-6132] Allow to pass in tags for the AzureContainerInstancesOperator (#6694)
- [AIRFLOW-5945] Make inbuilt OperatorLinks work when using Serialization (#6715)
- [AIRFLOW-5947] Make the json backend pluggable for DAG Serialization (#6630)
- [AIRFLOW-6239] Filter dags return by last_dagruns (to only select visible dags, not all dags) (#6804)

## Bug Fixes
- [AIRFLOW-5417] Fix DB disconnects during webserver startup (#6023)
- [AIRFLOW-6159] Change logging level of the heartbeat message to DEBUG (#6716)
- [AIRFLOW-XXX] Bump Jira version to fix issue with async
- [AIRFLOW-XXX] Add encoding to fix Cyrillic output when reading back task logs (#6631)
- [AIRFLOW-5304] Fix extra links in BigQueryOperator with multiple queries (#5906)
- [AIRFLOW-6268] Prevent (expensive) ajax calls on home page when no dags visible (#6839)