2.4.29

v2.4.29

IMPROVEMENTS

• add AZBLOB_DEBUG environment and debug config parameter in azblob section

BUG FIXES

• force set RefCount to 0 during restore for parts in S3/GCS over S3/Azure disks, for properly works DROP TABLE / DROP DATABASE
• use os.Link instead os.Rename for ClickHouse 21.4+, to properly create backup object disks
• ignore frozen_metadata during, create, upload, download and restore commands, fix 826
• allow_parallel: true doesn't work after execute list command, fix 827
• fix corner cases, when disk have encrypted type and underlying disk is object storage

2.4.28

v2.4.28

IMPROVEMENT

• refactoring watch command, after #804

BUG FIXES

• fix deletion for object_disk_path and embedded backups, after upload to properly respect backups_to_keep_remote

2.4.27

v2.4.27

BUG FIXES

• fix deletion for object_disk_path (all backups with S3, GCS over S3, AZBLOB disks from 2.4.0-2.4.25 didn't delete properly their data from backup bucket)

2.4.26

v2.4.26

IMPROVEMENTS

• improve re-balance disk during download if disk not exists in system.disks. Use least used for local disks and random for object disks, fix 561
  BUG FIXES
• fix regression check_parts_columns for Enum types (2.4.24+), fix 823
• properly applying marcos to object_disk_path during delete
• fix deletion for object_disk_path (all backups with S3, GCS over S3, AZBLOB disks from 2.4.0-2.4.25 didn't delete properly their data from backup bucket)

2.4.25

v2.4.25

BUG FIXES

• fix --restore-table-mapping corner cases for when destination database contains special characters , fix 820

2.4.24

v2.4.24

BUG FIXES

• fix check_parts_columns corner cases for AggregateFunction and SimpleAggregateFunction versioning, fix 819

2.4.23

v2.4.23

IMPROVEMENTS

• refactoring of restore command to allow parallel execution of ALTER TABLE ... ATTACH PART and improve parallelization of CopyObject during restore.

2.4.22

v2.4.22

BUG FIXES

• change S3_MAX_PARTS_COUNT default value from 256 to 2000 to fix memory usage for s3 which increased for 2.4.16+

2.4.21

v2.4.21

BUG FIXES

• refactoring execution UpdateBackupMetrics, to avoid context canceled error, fix 814

2.4.20

v2.4.20

IMPROVEMENTS

• refactoring of create command to allow parallel execution of FREEZE and UNFREEZE and table level parallelization object_disk.CopyObject
• add CLICKHOUSE_MAX_CONNECTIONS config parameter to allow parallel execution FREEZE / UNFREEZE
• change go.mod to allow GO111MODULE=on go install github.com/Altinity/clickhouse-backup/v2/cmd/clickhouse-backup@latest