PR #65133: ddl: support region split policy https://github.com/pingcap/tidb/pull/65133

PR #65133: ddl: support region split policy https://github.com/pingcap/tidb/pull/65133

PR #65133: ddl: support region split policy https://github.com/pingcap/tidb/pull/65133

PR #65133: ddl: support region split policy https://github.com/pingcap/tidb/pull/65133

PR #65133: ddl: support region split policy https://github.com/pingcap/tidb/pull/65133

PR #65141: [DNM]: * https://github.com/pingcap/tidb/pull/65141

PR #64982: br: load necessary db infos for backup and restore...

PR #65133: ddl: support region split policy https://github.com/pingcap/tidb/pull/65133

PR #65133: ddl: support region split policy https://github.com/pingcap/tidb/pull/65133

PR #65093: ddl, statistics: enable lossy modify column optimization again...

PR #65093: ddl, statistics: enable lossy modify column optimization again...

PR #65105: executor, sessionctx: remove MemArbitrator from slow log rules null

PR #64160: sem, privilege: fix the issue that some privileges cannot be limited null

PR #65124: dxf: add event metric for cleanup or meter failure so we can add alert null

PR #65133: ddl: support region split policy https://github.com/pingcap/tidb/pull/65133

PR #65133: ddl: support region split policy https://github.com/pingcap/tidb/pull/65133

PR #65133: ddl: support region split policy https://github.com/pingcap/tidb/pull/65133

PR #65125: ddl: forbid alter ddl jobs for add-index in nextgen...

PR #65125: ddl: forbid alter ddl jobs for add-index in nextgen...

PR #64834: ddl: refine the criterion for modify column null

PR #64834: ddl: refine the criterion for modify column null

PR #64827: slowlog: fix the internal sql flag null

PR #65093: ddl: enable modify column optimization for partition table...

PR #65093: ddl: enable modify column optimization for partition table...

PR #65093: ddl: enable modify column optimization for partition table...

PR #64834: ddl: refine the criterion for modify column null

PR #64834: ddl: refine the criterion for modify column https://github.com/pingcap/tidb/pull/64834

PR #65111: addindex: remove reader ration undex DXF https://github.com/pingcap/tidb/pull/65111

PR #65111: addindex: remove reader ration undex DXF https://github.com/pingcap/tidb/pull/65111

PR #64834: ddl: refine the criterion for modify column https://github.com/pingcap/tidb/pull/64834