add V4.0 tidb binlog restriction#5128
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/cc @IANTHEREAL @yikeke |
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| * You need to use TiDB v2.0.8-binlog, v2.1.0-rc.5 or a later version. Older versions of TiDB cluster are not compatible with the cluster version of TiDB Binlog. | ||
| * TiDB Binlog is incompatible with the following feature introduced in TiDB v4.0.7 and they cannot be used together: | ||
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| - TiDB system variable [tidb_enable_amend_pessimistic_txn](/system-variables.md#tidb_enable_amend_pessimistic_txn-new-in-v407): The two features have compatibility issues. Using them together will cause correctness issues with inconsistent replication data of TiDB Binlog. |
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| - TiDB system variable [tidb_enable_amend_pessimistic_txn](/system-variables.md#tidb_enable_amend_pessimistic_txn-new-in-v407): The two features have compatibility issues. Using them together will cause correctness issues with inconsistent replication data of TiDB Binlog. | |
| - TiDB system variable [tidb_enable_amend_pessimistic_txn](/system-variables.md#tidb_enable_amend_pessimistic_txn-new-in-v407): The two features have compatibility issues. Using them together might cause the issue that TiDB Binlog replicates data inconsistently. |
Co-authored-by: Ran <huangran@pingcap.com>
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/lgtm |
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yikeke
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Mar 29, 2021
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/merge |
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This pull request has been accepted and is ready to merge. DetailsCommit hash: 475849f |
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add V4.0 tidb binlog restriction
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