diff --git a/develop/dev-guide-transaction-restraints.md b/develop/dev-guide-transaction-restraints.md index e37eafb364b91..fdc27a4e80e6e 100644 --- a/develop/dev-guide-transaction-restraints.md +++ b/develop/dev-guide-transaction-restraints.md @@ -712,7 +712,7 @@ The basic principle is to limit the size of the transaction. At the KV level, Ti - The maximum single row record size is 120 MiB. - You can adjust it by using the [`performance.txn-entry-size-limit`](/tidb-configuration-file.md#txn-entry-size-limit-new-in-v4010-and-v500) configuration parameter of tidb-server for TiDB v4.0.10 and later v4.0.x versions, TiDB v5.0.0 and later versions. The value is `6 MB` for versions earlier than v4.0.10. - - Starting from v7.6.0, you can use the [`tidb_txn_entry_size_limit`](/system-variables.md#tidb_txn_entry_size_limit-introduced-from-v760-version) system variable to dynamically modify the value of this configuration item. + - Starting from v7.6.0, you can use the [`tidb_txn_entry_size_limit`](/system-variables.md#tidb_txn_entry_size_limit-new-in-v760) system variable to dynamically modify the value of this configuration item. - The maximum single transaction size supported is 1 TiB.