v5.0.5

There is no release note for this version.

v5.0.4

Feature Enhancements

• Support backing up MySQL compatible databases but does not support START TRANSACTION ... WITH CONSISTENT SNAPSHOT orSHOW CREATE TABLE #311

Improvements

• Support always splitting TiDB v3.x tables through tidb_rowid to save TiDB memory #301
• Reduce access of Dumpling to the information_schema to improve stability #305

Bug Fixes

• Fix a bug that the data export fails because the Dumpling GC safepoint is set too late #290
• Fix the Dumpling getting stuck issue when exporting table names from the upstream database in certain MySQL versions #322

v5.2.1

*: use `show full tables` in ListAllDatabasesTables (#325)

v5.2.0

Feature Enhancements

• Support backing up MySQL compatible databases but does not support START TRANSACTION ... WITH CONSISTENT SNAPSHOT orSHOW CREATE TABLE #311

Improvements

• Support always splitting TiDB v3.x tables through tidb_rowid to save TiDB memory #301
• Reduce access of Dumpling to the information_schema to improve stability #305

Bug Fixes

• Fix a bug that the data export fails because the Dumpling GC safepoint is set too late #290
• Fix the Dumpling getting stuck issue when exporting table names from the upstream database in certain MySQL versions #322

v5.1.1

Improvements

• Always split tables using _tidb_rowid when the upstream is a TiDB v3.x cluster, which helps reduce TiDB's memory usage #295
• Reduce the frequency of accessing the database metadata to improve Dumpling's performance and stability #315

v4.0.14

Improvements

• Always split tables using _tidb_rowid when the upstream is a TiDB v3.x cluster, which helps reduce TiDB's memory usage #306

Bug fixes

• When using Dumpling to export data to the S3 storage, the s3:ListBucket permission is no longer required on the entire bucket. The permission is required only on the data source prefix. #898

Pre Release v5.2.0-alpha

*: replace storage.Create by storage.New, upgrade dumpling CI to go 1…

v5.1.0

Improvements

• Improve the logic of exporting data from TiDB v4.0 to avoid TiDB becoming out of memory (OOM) #273
• Fix the issue that no error is output when a backup operation fails #280

v5.0.3

There is no release note for this version.

v5.0.2

Improvements

• Fix the issue that no error is output when a backup operation fails #280