From d0b6d791bf0f902e57ebf51aba5ad79ea70bf783 Mon Sep 17 00:00:00 2001 From: Docsite Preview Bot <> Date: Thu, 28 Mar 2024 03:45:52 +0000 Subject: [PATCH] Update the release-8.0 directory --- markdown-pages/en/tidb/release-8.0/TOC.md | 6 +- .../release-8.0/releases/release-8.0.0.md | 44 ++- .../release-8.0/releases/release-notes.md | 261 ++++++++++++++++++ .../release-8.0/releases/release-timeline.md | 188 +++++++++++++ .../release-8.0/releases/release-8.0.0.md | 34 ++- 5 files changed, 509 insertions(+), 24 deletions(-) create mode 100644 markdown-pages/en/tidb/release-8.0/releases/release-notes.md create mode 100644 markdown-pages/en/tidb/release-8.0/releases/release-timeline.md diff --git a/markdown-pages/en/tidb/release-8.0/TOC.md b/markdown-pages/en/tidb/release-8.0/TOC.md index ed8ec3c..4236c8f 100644 --- a/markdown-pages/en/tidb/release-8.0/TOC.md +++ b/markdown-pages/en/tidb/release-8.0/TOC.md @@ -4,7 +4,7 @@ - [Docs Home](https://docs.pingcap.com/) - About TiDB - [TiDB Introduction](/overview.md) - - [TiDB 7.6 Release Notes](/releases/release-7.6.0.md) + - [TiDB 8.0 Release Notes](/releases/release-8.0.0.md) - [Features](/basic-features.md) - [MySQL Compatibility](/mysql-compatibility.md) - [TiDB Limitations](/tidb-limitations.md) @@ -1038,8 +1038,10 @@ - [Release Timeline](/releases/release-timeline.md) - [TiDB Versioning](/releases/versioning.md) - [TiDB Installation Packages](/binary-package.md) + - v8.0 + - [8.0.0-DMR](/releases/release-8.0.0.md) - v7.6 - - [7.6.0](/releases/release-7.6.0.md) + - [7.6.0-DMR](/releases/release-7.6.0.md) - v7.5 - [7.5.1](/releases/release-7.5.1.md) - [7.5.0](/releases/release-7.5.0.md) diff --git a/markdown-pages/en/tidb/release-8.0/releases/release-8.0.0.md b/markdown-pages/en/tidb/release-8.0/releases/release-8.0.0.md index 35936a7..fb7a8fc 100644 --- a/markdown-pages/en/tidb/release-8.0/releases/release-8.0.0.md +++ b/markdown-pages/en/tidb/release-8.0/releases/release-8.0.0.md @@ -5,7 +5,7 @@ summary: Learn about the new features, compatibility changes, improvements, and # TiDB 8.0.0 Release Notes -Release date: xx xx, 2024 +Release date: March 28, 2024 TiDB version: 8.0.0 @@ -47,7 +47,7 @@ Quick access: [Quick start](https://docs.pingcap.com/tidb/v8.0/quick-start-with- DB Operations and Observability Support monitoring index usage statistics - Proper index design is a crucial prerequisite for improving database performance. TiDB v8.0.0 introduces the INFORMATION_SCHEMA.TIDB_INDEX_USAGE table and the sys.schema_unused_index view to provide usage statistics of indexes. This feature helps you assess the efficiency of indexes in the database and optimize the index design. + Proper index design is a crucial prerequisite to maintaining database performance. TiDB v8.0.0 introduces the INFORMATION_SCHEMA.TIDB_INDEX_USAGE table and the sys.schema_unused_index view to provide usage statistics of indexes. This feature helps you assess the efficiency of indexes in the database and optimize the index design. Data Migration @@ -209,7 +209,7 @@ Quick access: [Quick start](https://docs.pingcap.com/tidb/v8.0/quick-start-with- By default, the optimizer does not select [invisible indexes](/sql-statements/sql-statement-create-index.md#invisible-index). This mechanism is usually used to evaluate whether to delete an index. If there is uncertainty about the potential performance impact of deleting an index, you have the option to set the index to invisible temporarily and promptly restore it to visible when needed. - Starting from v8.0.0, you can set the session-level system variable [`tidb_opt_use_invisible_indexes`](/system-variables.md#tidb_opt_use_invisible_indexes-new-in-v800) to `ON` to make the current session recognize and use invisible indexes. With this feature, you can create a new index and test its performance by setting the index to invisible first, and then modifying the system variable in the current session for testing without affecting other sessions. This improvement enhances the safety of performance tuning and helps to improve the stability of production databases. + Starting from v8.0.0, you can set the session-level system variable [`tidb_opt_use_invisible_indexes`](/system-variables.md#tidb_opt_use_invisible_indexes-new-in-v800) to `ON` to make the current session aware of invisible indexes. With this feature, you can create a new index and test its performance by making the index visible first, and then modifying the system variable in the current session for testing without affecting other sessions. This improvement enhances the safety of SQL tuning and helps to improve the stability of production databases. For more information, see [documentation](/sql-statements/sql-statement-create-index.md#invisible-index). @@ -227,16 +227,16 @@ Quick access: [Quick start](https://docs.pingcap.com/tidb/v8.0/quick-start-with- * Support monitoring index usage statistics [#49830](https://github.com/pingcap/tidb/issues/49830) @[YangKeao](https://github.com/YangKeao) - Proper index design is a crucial prerequisite for improving database performance. TiDB v8.0.0 introduces the [`INFORMATION_SCHEMA.TIDB_INDEX_USAGE`](/information-schema/information-schema-tidb-index-usage.md) table, which records usage statistics of all indexes on the current TiDB node, including the following information: + Proper index design is a crucial prerequisite to maintaining database performance. TiDB v8.0.0 introduces the [`INFORMATION_SCHEMA.TIDB_INDEX_USAGE`](/information-schema/information-schema-tidb-index-usage.md) table, which records the statistics of all indexes on the current TiDB node, including the following information: * The cumulative execution count of statements that scan the index * The total number of rows scanned when accessing the index * The selectivity distribution when scanning the index * The time of the most recent access to the index - With this information, you can identify indexes that are not used by the optimizer and indexes with poor filtering effects, thereby optimizing index design to improve database performance. + With this information, you can identify indexes that are not used by the optimizer and indexes with poor selectivity, thereby optimizing index design to improve database performance. - Additionally, TiDB v8.0.0 introduces a view [`sys.schema_unused_index`](/sys-schema.md), which is compatible with MySQL. This view records indexes that have not been used since the last start of TiDB. For clusters upgraded from versions earlier than v8.0.0, the `sys` schema and the views in it are not created automatically. You can manually create them by referring to [`sys`](/sys-schema.md). + Additionally, TiDB v8.0.0 introduces a view [`sys.schema_unused_index`](/sys-schema.md), which is compatible with MySQL. This view shows indexes that have not been used since the last start of TiDB instances. For clusters upgraded from versions earlier than v8.0.0, the `sys` schema and the views are not created automatically. You can manually create them by referring to [`sys`](/sys-schema.md). For more information, see [documentation](/information-schema/information-schema-tidb-index-usage.md). @@ -323,9 +323,9 @@ Quick access: [Quick start](https://docs.pingcap.com/tidb/v8.0/quick-start-with- | Variable name | Change type | Description | |--------|------------------------------|------| | [`tidb_disable_txn_auto_retry`](/system-variables.md#tidb_disable_txn_auto_retry) | Deprecated | Starting from v8.0.0, this system variable is deprecated, and TiDB no longer supports automatic retries of optimistic transactions. It is recommended to use the [Pessimistic transaction mode](/pessimistic-transaction.md). If you encounter optimistic transaction conflicts, you can capture the error and retry transactions in your application. | -| `tidb_ddl_version` | Renamed | Controls whether to enable TiDB DDL V2. Starting from v8.0.0, this variable is renamed to [`tidb_enable_fast_create_table`](/system-variables.md#tidb_enable_fast_create_table-new-in-v800). | +| `tidb_ddl_version` | Renamed | Controls whether to enable TiDB DDL V2. Starting from v8.0.0, this variable is renamed to [`tidb_enable_fast_create_table`](/system-variables.md#tidb_enable_fast_create_table-new-in-v800) to better reflect its purpose. | | [`tidb_enable_collect_execution_info`](/system-variables.md#tidb_enable_collect_execution_info) | Modified | Adds a control to whether to record the [usage statistics of indexes](/information-schema/information-schema-tidb-index-usage.md). The default value is `ON`. | -| [`tidb_redact_log`](/system-variables.md#tidb_redact_log) | Modified | Controls how to handle user information in SAL text when logging TiDB logs and slow logs. Values can be `OFF` and `ON`, to support log information in plain text, and masking log information, respectively. To provide a richer way of processing user information in the log, the `MARKER` option is added in v8.0.0 to support marking log information. | +| [`tidb_redact_log`](/system-variables.md#tidb_redact_log) | Modified | Controls how to handle user information in SAL text when logging TiDB logs and slow logs. The value options are `OFF` (indicating not processing user information in the log) and `ON` (indicating hiding user information in the log). To provide a richer way of processing user information in the log, the `MARKER` option is added in v8.0.0 to support marking log information. | | [`div_precision_increment`](/system-variables.md#div_precision_increment-new-in-v800) | Newly added | Controls the number of digits by which to increase the scale of the result of a division operation performed using the `/` operator. This variable is the same as MySQL. | | [`tidb_dml_type`](/system-variables.md#tidb_dml_type-new-in-v800) | Newly added | Controls the execution mode of DML statements. The value options are `"standard"` and `"bulk"`. | | [`tidb_enable_auto_analyze_priority_queue`](/system-variables.md#tidb_enable_auto_analyze_priority_queue-new-in-v800) | Newly added | Controls whether to enable the priority queue to schedule the tasks of automatically collecting statistics. When this variable is enabled, TiDB prioritizes collecting statistics for the tables that most need statistics. | @@ -353,8 +353,8 @@ Quick access: [Quick start](https://docs.pingcap.com/tidb/v8.0/quick-start-with- | TiKV | [`security.encryption.master-key.gcp.credential-file-path`](/encryption-at-rest.md#specify-a-master-key-via-kms) | Newly added | Specifies the path to the Google Cloud authentication credentials file when `security.encryption.master-key.vendor` is `gcp`. | | TiDB Lightning | [`tikv-importer.duplicate-resolution`](/tidb-lightning/tidb-lightning-physical-import-mode-usage.md#the-old-version-of-conflict-detection-deprecated-in-v800) | Deprecated | Controls whether to detect and resolve unique key conflicts in physical import mode. Starting from v8.0.0, it is replaced by [`conflict.strategy`](/tidb-lightning/tidb-lightning-configuration.md#tidb-lightning-task). | | TiDB Lightning | [`conflict.precheck-conflict-before-import`](/tidb-lightning/tidb-lightning-configuration.md#tidb-lightning-task) | Newly added | Controls whether to enable preprocess conflict detection, which checks conflicts in data before importing it to TiDB. The default value of this parameter is `false`, which means that TiDB Lightning only checks conflicts after the data import. This parameter can be used only in the physical import mode (`tikv-importer.backend = "local"`). | -| TiDB Lightning | [`logical-import-batch-rows`](/tidb-lightning/tidb-lightning-configuration.md#tidb-lightning-task) | Newly added | Controls the maximum number of rows inserted per transaction in Logical Import Mode. The default value is `65536` rows. | -| TiDB Lightning | [`logical-import-batch-size`](/tidb-lightning/tidb-lightning-configuration.md#tidb-lightning-task) | Newly added | Controls the size of each SQL query executed on the downstream TiDB server in Logical Import Mode. The default value is `"96KiB"`. The unit can be KB, KiB, MB, or MiB. | +| TiDB Lightning | [`logical-import-batch-rows`](/tidb-lightning/tidb-lightning-configuration.md#tidb-lightning-task) | Newly added | Controls the maximum number of rows inserted per transaction in the logical import mode. The default value is `65536` rows. | +| TiDB Lightning | [`logical-import-batch-size`](/tidb-lightning/tidb-lightning-configuration.md#tidb-lightning-task) | Newly added | Controls the maximum size of each SQL query executed on the downstream TiDB server in the logical import mode. The default value is `"96KiB"`. The unit can be KB, KiB, MB, or MiB. | | Data Migration | [`secret-key-path`](/dm/dm-master-configuration-file.md) | Newly added | Specifies the file path of the secret key, which is used to encrypt and decrypt upstream and downstream passwords. The file must contain a 64-character hexadecimal AES-256 secret key. | | TiCDC | [`tls-certificate-file`](/ticdc/ticdc-sink-to-pulsar.md) | Newly added | Specifies the path to the encrypted certificate file on the client, which is required when Pulsar enables TLS encrypted transmission. | | TiCDC | [`tls-key-file-path`](/ticdc/ticdc-sink-to-pulsar.md) | Newly added | Specifies the path to the encrypted private key on the client, which is required when Pulsar enables TLS encrypted transmission. | @@ -368,6 +368,7 @@ Quick access: [Quick start](https://docs.pingcap.com/tidb/v8.0/quick-start-with- - Starting from v8.0.0, the [`tidb_disable_txn_auto_retry`](/system-variables.md#tidb_disable_txn_auto_retry) system variable is deprecated, and TiDB no longer supports automatic retries of optimistic transactions. As an alternative, when encountering optimistic transaction conflicts, you can capture the error and retry transactions in your application, or use the [Pessimistic transaction mode](/pessimistic-transaction.md) instead. - Starting from v8.0.0, TiDB no longer supports the TLSv1.0 and TLSv1.1 protocols. You must upgrade TLS to TLSv1.2 or TLSv1.3. +- Starting from v8.0.0, TiDB Lightning deprecates the [old version of conflict detection](/tidb-lightning/tidb-lightning-physical-import-mode-usage.md#the-old-version-of-conflict-detection-deprecated-in-v800) strategy for the physical import mode, and enables you to control the conflict detection strategy for both logical and physical import modes via the [`conflict.strategy`](/tidb-lightning/tidb-lightning-configuration.md) parameter. The [`duplicate-resolution`](/tidb-lightning/tidb-lightning-configuration.md) parameter for the old version of conflict detection will be removed in a future release. - It is planned to redesign [the auto-evolution of execution plan bindings](/sql-plan-management.md#baseline-evolution) in subsequent releases, and the related variables and behavior will change. ## Improvements @@ -389,7 +390,6 @@ Quick access: [Quick start](https://docs.pingcap.com/tidb/v8.0/quick-start-with- - When `force-init-stats` is set to `true`, TiDB waits for statistics initialization to finish before providing services during TiDB startup. This setting no longer blocks the startup of HTTP servers, which enables users to continue monitoring [#50854](https://github.com/pingcap/tidb/issues/50854) @[hawkingrei](https://github.com/hawkingrei) - MemoryTracker can track the memory usage of the `IndexLookup` operator [#45901](https://github.com/pingcap/tidb/issues/45901) @[solotzg](https://github.com/solotzg) - MemoryTracker can track the memory usage of the `MemTableReaderExec` operator [#51456](https://github.com/pingcap/tidb/issues/51456) @[wshwsh12](https://github.com/wshwsh12) - - Support canceling queries that are being spilled [#50511](https://github.com/pingcap/tidb/issues/50511) @[wshwsh12](https://github.com/wshwsh12) - Support loading Regions in batch from PD to speed up the conversion process from the KV range to Regions when querying large tables [#51326](https://github.com/pingcap/tidb/issues/51326) @[SeaRise](https://github.com/SeaRise) + TiKV @@ -443,7 +443,9 @@ Quick access: [Quick start](https://docs.pingcap.com/tidb/v8.0/quick-start-with- - Optimize the memory consumption of `RowChangedEvent` to reduce memory consumption when TiCDC replicates data [#10386](https://github.com/pingcap/tiflow/issues/10386) @[lidezhu](https://github.com/lidezhu) - Verify that the start-ts parameter is valid when creating and resuming a changefeed task [#10499](https://github.com/pingcap/tiflow/issues/10499) @[3AceShowHand](https://github.com/3AceShowHand) + + TiDB Data Migration (DM) + - In a MariaDB primary-secondary replication scenario, where the migration path is: MariaDB primary instance -> MariaDB secondary instance -> DM -> TiDB, when `gtid_strict_mode = off` and the GTID of the MariaDB secondary instance is not strictly incrementing (for example, there is data writing to the MariaDB secondary instance), the DM task will report an error `less than global checkpoint position`. Starting from v8.0.0, TiDB is compatible with this scenario and data can be migrated downstream normally. [#10741](https://github.com/pingcap/tiflow/issues/10741) @[okJiang](https://github.com/okJiang) + TiDB Lightning @@ -494,12 +496,28 @@ Quick access: [Quick start](https://docs.pingcap.com/tidb/v8.0/quick-start-with- - Fix the issue that getting the default value of a column returns an error if the column default value is dropped [#50043](https://github.com/pingcap/tidb/issues/50043) [#51324](https://github.com/pingcap/tidb/issues/51324) @[crazycs520](https://github.com/crazycs520) - Fix the issue that wrong results might be returned when TiFlash late materialization processes associated columns [#49241](https://github.com/pingcap/tidb/issues/49241) [#51204](https://github.com/pingcap/tidb/issues/51204) @[Lloyd-Pottiger](https://github.com/Lloyd-Pottiger) - Fix the issue that the `LIKE()` function might return wrong results when processing binary collation inputs [#50393](https://github.com/pingcap/tidb/issues/50393) @[yibin87](https://github.com/yibin87) - - Fix the issue that TiDB might crash due to concurrent writes during parallel `Apply` [#50347](https://github.com/pingcap/tidb/issues/50347) @[SeaRise](https://github.com/SeaRise) - Fix the issue that the `JSON_LENGTH()` function returns wrong results when the second parameter is `NULL` [#50931](https://github.com/pingcap/tidb/issues/50931) @[SeaRise](https://github.com/SeaRise) - - Fix the issue that queries containing `CTE` might cause goroutine leaks when memory exceeds the limit [#50337](https://github.com/pingcap/tidb/issues/50337) @[guo-shaoge](https://github.com/guo-shaoge) - Fix the issue that `CAST(AS DATETIME)` might lose time precision under certain circumstances [#49555](https://github.com/pingcap/tidb/issues/49555) @[SeaRise](https://github.com/SeaRise) - Fix the issue that parallel `Apply` might generate incorrect results when the table has a clustered index [#51372](https://github.com/pingcap/tidb/issues/51372) @[guo-shaoge](https://github.com/guo-shaoge) - Fix the issue that `ALTER TABLE ... COMPACT TIFLASH REPLICA` might incorrectly end when the primary key type is `VARCHAR` [#51810](https://github.com/pingcap/tidb/issues/51810) @[breezewish](https://github.com/breezewish) + - Fix the issue that the check on the `NULL` value of the `DEFAULT NULL` attribute is incorrect when exchanging partitioned tables using the `EXCHANGE PARTITION` statement [#47167](https://github.com/pingcap/tidb/issues/47167) @[jiyfhust](https://github.com/jiyfhust) + - Fix the issue that the partition table definition might cause wrong behavior when using a non-UTF8 character set [#49251](https://github.com/pingcap/tidb/issues/49251) @[YangKeao](https://github.com/YangKeao) + - Fix the issue that incorrect default values are displayed in the `INFORMATION_SCHEMA.VARIABLES_INFO` table for some system variables [#49461](https://github.com/pingcap/tidb/issues/49461) @[jiyfhust](https://github.com/jiyfhust) + - Fix the issue that no error is reported when empty strings are used as database names in some cases [#45873](https://github.com/pingcap/tidb/issues/45873) @[yoshikipom](https://github.com/yoshikipom) + - Fix the issue that the `SPLIT TABLE ... INDEX` statement might cause TiDB to panic [#50177](https://github.com/pingcap/tidb/issues/50177) @[Defined2014](https://github.com/Defined2014) + - Fix the issue that querying a partitioned table of `KeyPartition` type might cause an error [#50206](https://github.com/pingcap/tidb/issues/50206) [#51313](https://github.com/pingcap/tidb/issues/51313) [#51196](https://github.com/pingcap/tidb/issues/51196) @[time-and-fate](https://github.com/time-and-fate) @[jiyfhust](https://github.com/jiyfhust) @[mjonss](https://github.com/mjonss) + - Fix the issue that querying a Hash partitioned table might produce incorrect results [#50427](https://github.com/pingcap/tidb/issues/50427) @[Defined2014](https://github.com/Defined2014) + - Fix the issue that opentracing does not work correctly [#50508](https://github.com/pingcap/tidb/issues/50508) @[Defined2014](https://github.com/Defined2014) + - Fix the issue that the error message is not complete when `ALTER INSTANCE RELOAD TLS` reports an error [#50699](https://github.com/pingcap/tidb/issues/50699) @[dveeden](https://github.com/dveeden) + - Fix the issue that the `AUTO_INCREMENT` attribute causes non-consecutive IDs due to unnecessary transaction conflicts when assigning auto-increment IDs [#50819](https://github.com/pingcap/tidb/issues/50819) @[tiancaiamao](https://github.com/tiancaiamao) + - Fix the issue of incomplete stack information in TiDB logs for some errors [#50849](https://github.com/pingcap/tidb/issues/50849) @[tiancaiamao](https://github.com/tiancaiamao) + - Fix the issue of excessive memory usage in some queries when the number in the `LIMIT` clause is too large [#51188](https://github.com/pingcap/tidb/issues/51188) @[Defined2014](https://github.com/Defined2014) + - Fix the issue that the TTL feature causes data hotspots due to incorrect data range splitting in some cases [#51527](https://github.com/pingcap/tidb/issues/51527) @[lcwangchao](https://github.com/lcwangchao) + - Fix the issue that the `SET` statement does not take effect when it appears on the first line of an explicit transaction [#51387](https://github.com/pingcap/tidb/issues/51387) @[YangKeao](https://github.com/YangKeao) + - Fix the issue that querying JSON of `BINARY` type might cause an error in some cases [#51547](https://github.com/pingcap/tidb/issues/51547) @[YangKeao](https://github.com/YangKeao) + - Fix the issue that TTL does not handle the transition for daylight saving time adjustments correctly when calculating expiration times [#51675](https://github.com/pingcap/tidb/issues/51675) @[lcwangchao](https://github.com/lcwangchao) + - Fix the issue that the `SURVIVAL_PREFERENCES` attribute might not appear in the output of the `SHOW CREATE PLACEMENT POLICY` statement under certain conditions [#51699](https://github.com/pingcap/tidb/issues/51699) @[lcwangchao](https://github.com/lcwangchao) + - Fix the issue that the configuration file does not take effect when it contains an invalid configuration item [#51399](https://github.com/pingcap/tidb/issues/51399) @[Defined2014](https://github.com/Defined2014) + TiKV diff --git a/markdown-pages/en/tidb/release-8.0/releases/release-notes.md b/markdown-pages/en/tidb/release-8.0/releases/release-notes.md new file mode 100644 index 0000000..cd71f9f --- /dev/null +++ b/markdown-pages/en/tidb/release-8.0/releases/release-notes.md @@ -0,0 +1,261 @@ +--- +title: Release Notes +aliases: ['/docs/dev/releases/release-notes/','/docs/dev/releases/rn/'] +--- + +# TiDB Release Notes + +## 8.0 + +- [8.0.0-DMR](/releases/release-8.0.0.md): 2024-03-28 + +## 7.6 + +- [7.6.0-DMR](/releases/release-7.6.0.md): 2024-01-25 + +## 7.5 + +- [7.5.1](/releases/release-7.5.1.md): 2024-02-29 +- [7.5.0](/releases/release-7.5.0.md): 2023-12-01 + +## 7.4 + +- [7.4.0-DMR](/releases/release-7.4.0.md): 2023-10-12 + +## 7.3 + +- [7.3.0-DMR](/releases/release-7.3.0.md): 2023-08-14 + +## 7.2 + +- [7.2.0-DMR](/releases/release-7.2.0.md): 2023-06-29 + +## 7.1 + +- [7.1.4](/releases/release-7.1.4.md): 2024-03-11 +- [7.1.3](/releases/release-7.1.3.md): 2023-12-21 +- [7.1.2](/releases/release-7.1.2.md): 2023-10-25 +- [7.1.1](/releases/release-7.1.1.md): 2023-07-24 +- [7.1.0](/releases/release-7.1.0.md): 2023-05-31 + +## 7.0 + +- [7.0.0-DMR](/releases/release-7.0.0.md): 2023-03-30 + +## 6.6 + +- [6.6.0-DMR](/releases/release-6.6.0.md): 2023-02-20 + +## 6.5 + +- [6.5.8](/releases/release-6.5.8.md): 2024-02-02 +- [6.5.7](/releases/release-6.5.7.md): 2024-01-08 +- [6.5.6](/releases/release-6.5.6.md): 2023-12-07 +- [6.5.5](/releases/release-6.5.5.md): 2023-09-21 +- [6.5.4](/releases/release-6.5.4.md): 2023-08-28 +- [6.5.3](/releases/release-6.5.3.md): 2023-06-14 +- [6.5.2](/releases/release-6.5.2.md): 2023-04-21 +- [6.5.1](/releases/release-6.5.1.md): 2023-03-10 +- [6.5.0](/releases/release-6.5.0.md): 2022-12-29 + +## 6.4 + +- [6.4.0-DMR](/releases/release-6.4.0.md): 2022-11-17 + +## 6.3 + +- [6.3.0-DMR](/releases/release-6.3.0.md): 2022-09-30 + +## 6.2 + +- [6.2.0-DMR](/releases/release-6.2.0.md): 2022-08-23 + +## 6.1 + +- [6.1.7](/releases/release-6.1.7.md): 2023-07-12 +- [6.1.6](/releases/release-6.1.6.md): 2023-04-12 +- [6.1.5](/releases/release-6.1.5.md): 2023-02-28 +- [6.1.4](/releases/release-6.1.4.md): 2023-02-08 +- [6.1.3](/releases/release-6.1.3.md): 2022-12-05 +- [6.1.2](/releases/release-6.1.2.md): 2022-10-24 +- [6.1.1](/releases/release-6.1.1.md): 2022-09-01 +- [6.1.0](/releases/release-6.1.0.md): 2022-06-13 + +## 6.0 + +- [6.0.0-DMR](/releases/release-6.0.0-dmr.md): 2022-04-07 + +## 5.4 + +- [5.4.3](/releases/release-5.4.3.md): 2022-10-13 +- [5.4.2](/releases/release-5.4.2.md): 2022-07-08 +- [5.4.1](/releases/release-5.4.1.md): 2022-05-13 +- [5.4.0](/releases/release-5.4.0.md): 2022-02-15 + +## 5.3 + +- [5.3.4](/releases/release-5.3.4.md): 2022-11-24 +- [5.3.3](/releases/release-5.3.3.md): 2022-09-14 +- [5.3.2](/releases/release-5.3.2.md): 2022-06-29 +- [5.3.1](/releases/release-5.3.1.md): 2022-03-03 +- [5.3.0](/releases/release-5.3.0.md): 2021-11-30 + +## 5.2 + +- [5.2.4](/releases/release-5.2.4.md): 2022-04-26 +- [5.2.3](/releases/release-5.2.3.md): 2021-12-03 +- [5.2.2](/releases/release-5.2.2.md): 2021-10-29 +- [5.2.1](/releases/release-5.2.1.md): 2021-09-09 +- [5.2.0](/releases/release-5.2.0.md): 2021-08-27 + +## 5.1 + +- [5.1.5](/releases/release-5.1.5.md): 2022-12-28 +- [5.1.4](/releases/release-5.1.4.md): 2022-02-22 +- [5.1.3](/releases/release-5.1.3.md): 2021-12-03 +- [5.1.2](/releases/release-5.1.2.md): 2021-09-27 +- [5.1.1](/releases/release-5.1.1.md): 2021-07-30 +- [5.1.0](/releases/release-5.1.0.md): 2021-06-24 + +## 5.0 + +- [5.0.6](/releases/release-5.0.6.md): 2021-12-31 +- [5.0.5](/releases/release-5.0.5.md): 2021-12-03 +- [5.0.4](/releases/release-5.0.4.md): 2021-09-27 +- [5.0.3](/releases/release-5.0.3.md): 2021-07-02 +- [5.0.2](/releases/release-5.0.2.md): 2021-06-10 +- [5.0.1](/releases/release-5.0.1.md): 2021-04-24 +- [5.0.0](/releases/release-5.0.0.md): 2021-04-07 +- [5.0.0-rc](/releases/release-5.0.0-rc.md): 2021-01-12 + +## 4.0 + +- [4.0.16](/releases/release-4.0.16.md): 2021-12-17 +- [4.0.15](/releases/release-4.0.15.md): 2021-09-27 +- [4.0.14](/releases/release-4.0.14.md): 2021-07-27 +- [4.0.13](/releases/release-4.0.13.md): 2021-05-28 +- [4.0.12](/releases/release-4.0.12.md): 2021-04-02 +- [4.0.11](/releases/release-4.0.11.md): 2021-02-26 +- [4.0.10](/releases/release-4.0.10.md): 2021-01-15 +- [4.0.9](/releases/release-4.0.9.md): 2020-12-21 +- [4.0.8](/releases/release-4.0.8.md): 2020-10-30 +- [4.0.7](/releases/release-4.0.7.md): 2020-09-29 +- [4.0.6](/releases/release-4.0.6.md): 2020-09-15 +- [4.0.5](/releases/release-4.0.5.md): 2020-08-31 +- [4.0.4](/releases/release-4.0.4.md): 2020-07-31 +- [4.0.3](/releases/release-4.0.3.md): 2020-07-24 +- [4.0.2](/releases/release-4.0.2.md): 2020-07-01 +- [4.0.1](/releases/release-4.0.1.md): 2020-06-12 +- [4.0.0](/releases/release-4.0-ga.md): 2020-05-28 +- [4.0.0-rc.2](/releases/release-4.0.0-rc.2.md): 2020-05-15 +- [4.0.0-rc.1](/releases/release-4.0.0-rc.1.md): 2020-04-28 +- [4.0.0-rc](/releases/release-4.0.0-rc.md): 2020-04-08 +- [4.0.0-beta.2](/releases/release-4.0.0-beta.2.md): 2020-03-18 +- [4.0.0-beta.1](/releases/release-4.0.0-beta.1.md): 2020-02-28 +- [4.0.0-beta](/releases/release-4.0.0-beta.md): 2020-01-17 + +## 3.1 + +- [3.1.2](/releases/release-3.1.2.md): 2020-06-04 +- [3.1.1](/releases/release-3.1.1.md): 2020-04-30 +- [3.1.0](/releases/release-3.1.0-ga.md): 2020-04-16 +- [3.1.0-rc](/releases/release-3.1.0-rc.md): 2020-04-02 +- [3.1.0-beta.2](/releases/release-3.1.0-beta.2.md): 2020-03-09 +- [3.1.0-beta.1](/releases/release-3.1.0-beta.1.md): 2020-01-10 +- [3.1.0-beta](/releases/release-3.1.0-beta.md): 2019-12-20 + +## 3.0 + +- [3.0.20](/releases/release-3.0.20.md): 2020-12-25 +- [3.0.19](/releases/release-3.0.19.md): 2020-09-25 +- [3.0.18](/releases/release-3.0.18.md): 2020-08-21 +- [3.0.17](/releases/release-3.0.17.md): 2020-08-03 +- [3.0.16](/releases/release-3.0.16.md): 2020-07-03 +- [3.0.15](/releases/release-3.0.15.md): 2020-06-05 +- [3.0.14](/releases/release-3.0.14.md): 2020-05-09 +- [3.0.13](/releases/release-3.0.13.md): 2020-04-22 +- [3.0.12](/releases/release-3.0.12.md): 2020-03-16 +- [3.0.11](/releases/release-3.0.11.md): 2020-03-04 +- [3.0.10](/releases/release-3.0.10.md): 2020-02-20 +- [3.0.9](/releases/release-3.0.9.md): 2020-01-14 +- [3.0.8](/releases/release-3.0.8.md): 2019-12-31 +- [3.0.7](/releases/release-3.0.7.md): 2019-12-04 +- [3.0.6](/releases/release-3.0.6.md): 2019-11-28 +- [3.0.5](/releases/release-3.0.5.md): 2019-10-25 +- [3.0.4](/releases/release-3.0.4.md): 2019-10-08 +- [3.0.3](/releases/release-3.0.3.md): 2019-08-29 +- [3.0.2](/releases/release-3.0.2.md): 2019-08-07 +- [3.0.1](/releases/release-3.0.1.md): 2019-07-16 +- [3.0.0](/releases/release-3.0-ga.md): 2019-06-28 +- [3.0.0-rc.3](/releases/release-3.0.0-rc.3.md): 2019-06-21 +- [3.0.0-rc.2](/releases/release-3.0.0-rc.2.md): 2019-05-28 +- [3.0.0-rc.1](/releases/release-3.0.0-rc.1.md): 2019-05-10 +- [3.0.0-beta.1](/releases/release-3.0.0-beta.1.md): 2019-03-26 +- [3.0.0-beta](/releases/release-3.0-beta.md): 2019-01-19 + +## 2.1 + +- [2.1.19](/releases/release-2.1.19.md): 2019-12-27 +- [2.1.18](/releases/release-2.1.18.md): 2019-11-04 +- [2.1.17](/releases/release-2.1.17.md): 2019-09-11 +- [2.1.16](/releases/release-2.1.16.md): 2019-08-15 +- [2.1.15](/releases/release-2.1.15.md): 2019-07-18 +- [2.1.14](/releases/release-2.1.14.md): 2019-07-04 +- [2.1.13](/releases/release-2.1.13.md): 2019-06-21 +- [2.1.12](/releases/release-2.1.12.md): 2019-06-13 +- [2.1.11](/releases/release-2.1.11.md): 2019-06-03 +- [2.1.10](/releases/release-2.1.10.md): 2019-05-22 +- [2.1.9](/releases/release-2.1.9.md): 2019-05-06 +- [2.1.8](/releases/release-2.1.8.md): 2019-04-12 +- [2.1.7](/releases/release-2.1.7.md): 2019-03-28 +- [2.1.6](/releases/release-2.1.6.md): 2019-03-15 +- [2.1.5](/releases/release-2.1.5.md): 2019-02-28 +- [2.1.4](/releases/release-2.1.4.md): 2019-02-15 +- [2.1.3](/releases/release-2.1.3.md): 2019-01-28 +- [2.1.2](/releases/release-2.1.2.md): 2018-12-22 +- [2.1.1](/releases/release-2.1.1.md): 2018-12-12 +- [2.1.0](/releases/release-2.1-ga.md): 2018-11-30 +- [2.1.0-rc.5](/releases/release-2.1-rc.5.md): 2018-11-12 +- [2.1.0-rc.4](/releases/release-2.1-rc.4.md): 2018-10-23 +- [2.1.0-rc.3](/releases/release-2.1-rc.3.md): 2018-09-29 +- [2.1.0-rc.2](/releases/release-2.1-rc.2.md): 2018-09-14 +- [2.1.0-rc.1](/releases/release-2.1-rc.1.md): 2018-08-24 +- [2.1.0-beta](/releases/release-2.1-beta.md): 2018-06-29 + +## 2.0 + +- [2.0.11](/releases/release-2.0.11.md): 2019-01-03 +- [2.0.10](/releases/release-2.0.10.md): 2018-12-18 +- [2.0.9](/releases/release-2.0.9.md): 2018-11-19 +- [2.0.8](/releases/release-2.0.8.md): 2018-10-16 +- [2.0.7](/releases/release-2.0.7.md): 2018-09-07 +- [2.0.6](/releases/release-2.0.6.md): 2018-08-06 +- [2.0.5](/releases/release-2.0.5.md): 2018-07-06 +- [2.0.4](/releases/release-2.0.4.md): 2018-06-15 +- [2.0.3](/releases/release-2.0.3.md): 2018-06-01 +- [2.0.2](/releases/release-2.0.2.md): 2018-05-21 +- [2.0.1](/releases/release-2.0.1.md): 2018-05-16 +- [2.0.0](/releases/release-2.0-ga.md): 2018-04-27 +- [2.0.0-rc.5](/releases/release-2.0-rc.5.md): 2018-04-17 +- [2.0.0-rc.4](/releases/release-2.0-rc.4.md): 2018-03-30 +- [2.0.0-rc.3](/releases/release-2.0-rc.3.md): 2018-03-23 +- [2.0.0-rc.1](/releases/release-2.0-rc.1.md): 2018-03-09 +- [1.1.0-beta](/releases/release-1.1-beta.md): 2018-02-24 +- [1.1.0-alpha](/releases/release-1.1-alpha.md): 2018-01-19 + +## 1.0 + +- [1.0.8](/releases/release-1.0.8.md): 2018-02-11 +- [1.0.7](/releases/release-1.0.7.md): 2018-01-22 +- [1.0.6](/releases/release-1.0.6.md): 2018-01-08 +- [1.0.5](/releases/release-1.0.5.md): 2017-12-26 +- [1.0.4](/releases/release-1.0.4.md): 2017-12-11 +- [1.0.3](/releases/release-1.0.3.md): 2017-11-28 +- [1.0.2](/releases/release-1.0.2.md): 2017-11-13 +- [1.0.1](/releases/release-1.0.1.md): 2017-11-01 +- [1.0.0](/releases/release-1.0-ga.md): 2017-10-16 +- [Pre-GA](/releases/release-pre-ga.md): 2017-08-30 +- [rc4](/releases/release-rc.4.md): 2017-08-04 +- [rc3](/releases/release-rc.3.md): 2017-06-16 +- [rc2](/releases/release-rc.2.md): 2017-03-01 +- [rc1](/releases/release-rc.1.md): 2016-12-23 diff --git a/markdown-pages/en/tidb/release-8.0/releases/release-timeline.md b/markdown-pages/en/tidb/release-8.0/releases/release-timeline.md new file mode 100644 index 0000000..3322cad --- /dev/null +++ b/markdown-pages/en/tidb/release-8.0/releases/release-timeline.md @@ -0,0 +1,188 @@ +--- +title: TiDB Release Timeline +summary: Learn about the TiDB release timeline. +--- + +# TiDB Release Timeline + +This document shows all the released TiDB versions in reverse chronological order. + +| Version | Release Date | +| :--- | :--- | +| [8.0.0](/releases/release-8.0.0.md) | 2024-03-28 | +| [7.1.4](/releases/release-7.1.4.md) | 2024-03-11 | +| [7.5.1](/releases/release-7.5.1.md) | 2024-02-29 | +| [6.5.8](/releases/release-6.5.8.md) | 2024-02-02 | +| [7.6.0-DMR](/releases/release-7.6.0.md) | 2024-01-25 | +| [6.5.7](/releases/release-6.5.7.md) | 2024-01-08 | +| [7.1.3](/releases/release-7.1.3.md) | 2023-12-21 | +| [6.5.6](/releases/release-6.5.6.md) | 2023-12-07 | +| [7.5.0](/releases/release-7.5.0.md) | 2023-12-01 | +| [7.1.2](/releases/release-7.1.2.md) | 2023-10-25 | +| [7.4.0-DMR](/releases/release-7.4.0.md) | 2023-10-12 | +| [6.5.5](/releases/release-6.5.5.md) | 2023-09-21 | +| [6.5.4](/releases/release-6.5.4.md) | 2023-08-28 | +| [7.3.0-DMR](/releases/release-7.3.0.md) | 2023-08-14 | +| [7.1.1](/releases/release-7.1.1.md) | 2023-07-24 | +| [6.1.7](/releases/release-6.1.7.md) | 2023-07-12 | +| [7.2.0-DMR](/releases/release-7.2.0.md) | 2023-06-29 | +| [6.5.3](/releases/release-6.5.3.md) | 2023-06-14 | +| [7.1.0](/releases/release-7.1.0.md) | 2023-05-31 | +| [6.5.2](/releases/release-6.5.2.md) | 2023-04-21 | +| [6.1.6](/releases/release-6.1.6.md) | 2023-04-12 | +| [7.0.0-DMR](/releases/release-7.0.0.md) | 2023-03-30 | +| [6.5.1](/releases/release-6.5.1.md) | 2023-03-10 | +| [6.1.5](/releases/release-6.1.5.md) | 2023-02-28 | +| [6.6.0-DMR](/releases/release-6.6.0.md) | 2023-02-20 | +| [6.1.4](/releases/release-6.1.4.md) | 2023-02-08 | +| [6.5.0](/releases/release-6.5.0.md) | 2022-12-29 | +| [5.1.5](/releases/release-5.1.5.md) | 2022-12-28 | +| [6.1.3](/releases/release-6.1.3.md) | 2022-12-05 | +| [5.3.4](/releases/release-5.3.4.md) | 2022-11-24 | +| [6.4.0-DMR](/releases/release-6.4.0.md) | 2022-11-17 | +| [6.1.2](/releases/release-6.1.2.md) | 2022-10-24 | +| [5.4.3](/releases/release-5.4.3.md) | 2022-10-13 | +| [6.3.0-DMR](/releases/release-6.3.0.md) | 2022-09-30 | +| [5.3.3](/releases/release-5.3.3.md) | 2022-09-14 | +| [6.1.1](/releases/release-6.1.1.md) | 2022-09-01 | +| [6.2.0-DMR](/releases/release-6.2.0.md) | 2022-08-23 | +| [5.4.2](/releases/release-5.4.2.md) | 2022-07-08 | +| [5.3.2](/releases/release-5.3.2.md) | 2022-06-29 | +| [6.1.0](/releases/release-6.1.0.md) | 2022-06-13 | +| [5.4.1](/releases/release-5.4.1.md) | 2022-05-13 | +| [5.2.4](/releases/release-5.2.4.md) | 2022-04-26 | +| [6.0.0-DMR](/releases/release-6.0.0-dmr.md) | 2022-04-07 | +| [5.3.1](/releases/release-5.3.1.md) | 2022-03-03 | +| [5.1.4](/releases/release-5.1.4.md) | 2022-02-22 | +| [5.4.0](/releases/release-5.4.0.md) | 2022-02-15 | +| [5.0.6](/releases/release-5.0.6.md) | 2021-12-31 | +| [4.0.16](/releases/release-4.0.16.md) | 2021-12-17 | +| [5.1.3](/releases/release-5.1.3.md) | 2021-12-03 | +| [5.0.5](/releases/release-5.0.5.md) | 2021-12-03 | +| [5.2.3](/releases/release-5.2.3.md) | 2021-12-03 | +| [5.3.0](/releases/release-5.3.0.md) | 2021-11-30 | +| [5.2.2](/releases/release-5.2.2.md) | 2021-10-29 | +| [5.1.2](/releases/release-5.1.2.md) | 2021-09-27 | +| [5.0.4](/releases/release-5.0.4.md) | 2021-09-27 | +| [4.0.15](/releases/release-4.0.15.md) | 2021-09-27 | +| [5.2.1](/releases/release-5.2.1.md) | 2021-09-09 | +| [5.2.0](/releases/release-5.2.0.md) | 2021-08-27 | +| [5.1.1](/releases/release-5.1.1.md) | 2021-07-30 | +| [4.0.14](/releases/release-4.0.14.md) | 2021-07-27 | +| [5.0.3](/releases/release-5.0.3.md) | 2021-07-02 | +| [5.1.0](/releases/release-5.1.0.md) | 2021-06-24 | +| [5.0.2](/releases/release-5.0.2.md) | 2021-06-10 | +| [4.0.13](/releases/release-4.0.13.md) | 2021-05-28 | +| [5.0.1](/releases/release-5.0.1.md) | 2021-04-24 | +| [5.0.0](/releases/release-5.0.0.md) | 2021-04-07 | +| [4.0.12](/releases/release-4.0.12.md) | 2021-04-02 | +| [4.0.11](/releases/release-4.0.11.md) | 2021-02-26 | +| [4.0.10](/releases/release-4.0.10.md) | 2021-01-15 | +| [5.0.0-rc](/releases/release-5.0.0-rc.md) | 2021-01-12 | +| [3.0.20](/releases/release-3.0.20.md) | 2020-12-25 | +| [4.0.9](/releases/release-4.0.9.md) | 2020-12-21 | +| [4.0.8](/releases/release-4.0.8.md) | 2020-10-30 | +| [4.0.7](/releases/release-4.0.7.md) | 2020-09-29 | +| [3.0.19](/releases/release-3.0.19.md) | 2020-09-25 | +| [4.0.6](/releases/release-4.0.6.md) | 2020-09-15 | +| [4.0.5](/releases/release-4.0.5.md) | 2020-08-31 | +| [3.0.18](/releases/release-3.0.18.md) | 2020-08-21 | +| [3.0.17](/releases/release-3.0.17.md) | 2020-08-03 | +| [4.0.4](/releases/release-4.0.4.md) | 2020-07-31 | +| [4.0.3](/releases/release-4.0.3.md) | 2020-07-24 | +| [3.0.16](/releases/release-3.0.16.md) | 2020-07-03 | +| [4.0.2](/releases/release-4.0.2.md) | 2020-07-01 | +| [4.0.1](/releases/release-4.0.1.md) | 2020-06-12 | +| [3.0.15](/releases/release-3.0.15.md) | 2020-06-05 | +| [3.1.2](/releases/release-3.1.2.md) | 2020-06-04 | +| [4.0.0](/releases/release-4.0-ga.md) | 2020-05-28 | +| [4.0.0-rc.2](/releases/release-4.0.0-rc.2.md) | 2020-05-15 | +| [3.0.14](/releases/release-3.0.14.md) | 2020-05-09 | +| [3.1.1](/releases/release-3.1.1.md) | 2020-04-30 | +| [4.0.0-rc.1](/releases/release-4.0.0-rc.1.md) | 2020-04-28 | +| [3.0.13](/releases/release-3.0.13.md) | 2020-04-22 | +| [3.1.0](/releases/release-3.1.0-ga.md) | 2020-04-16 | +| [4.0.0-rc](/releases/release-4.0.0-rc.md) | 2020-04-08 | +| [3.1.0-rc](/releases/release-3.1.0-rc.md) | 2020-04-02 | +| [4.0.0-beta.2](/releases/release-4.0.0-beta.2.md) | 2020-03-18 | +| [3.0.12](/releases/release-3.0.12.md) | 2020-03-16 | +| [3.1.0-beta.2](/releases/release-3.1.0-beta.2.md) | 2020-03-09 | +| [3.0.11](/releases/release-3.0.11.md) | 2020-03-04 | +| [4.0.0-beta.1](/releases/release-4.0.0-beta.1.md) | 2020-02-28 | +| [3.0.10](/releases/release-3.0.10.md) | 2020-02-20 | +| [4.0.0-beta](/releases/release-4.0.0-beta.md) | 2020-01-17 | +| [3.0.9](/releases/release-3.0.9.md) | 2020-01-14 | +| [3.1.0-beta.1](/releases/release-3.1.0-beta.1.md) | 2020-01-10 | +| [3.0.8](/releases/release-3.0.8.md) | 2019-12-31 | +| [2.1.19](/releases/release-2.1.19.md) | 2019-12-27 | +| [3.1.0-beta](/releases/release-3.1.0-beta.md) | 2019-12-20 | +| [3.0.7](/releases/release-3.0.7.md) | 2019-12-04 | +| [3.0.6](/releases/release-3.0.6.md) | 2019-11-28 | +| [2.1.18](/releases/release-2.1.18.md) | 2019-11-04 | +| [3.0.5](/releases/release-3.0.5.md) | 2019-10-25 | +| [3.0.4](/releases/release-3.0.4.md) | 2019-10-08 | +| [2.1.17](/releases/release-2.1.17.md) | 2019-09-11 | +| [3.0.3](/releases/release-3.0.3.md) | 2019-08-29 | +| [2.1.16](/releases/release-2.1.16.md) | 2019-08-15 | +| [3.0.2](/releases/release-3.0.2.md) | 2019-08-07 | +| [2.1.15](/releases/release-2.1.15.md) | 2019-07-18 | +| [3.0.1](/releases/release-3.0.1.md) | 2019-07-16 | +| [2.1.14](/releases/release-2.1.14.md) | 2019-07-04 | +| [3.0.0](/releases/release-3.0-ga.md) | 2019-06-28 | +| [3.0.0-rc.3](/releases/release-3.0.0-rc.3.md) | 2019-06-21 | +| [2.1.13](/releases/release-2.1.13.md) | 2019-06-21 | +| [2.1.12](/releases/release-2.1.12.md) | 2019-06-13 | +| [2.1.11](/releases/release-2.1.11.md) | 2019-06-03 | +| [3.0.0-rc.2](/releases/release-3.0.0-rc.2.md) | 2019-05-28 | +| [2.1.10](/releases/release-2.1.10.md) | 2019-05-22 | +| [3.0.0-rc.1](/releases/release-3.0.0-rc.1.md) | 2019-05-10 | +| [2.1.9](/releases/release-2.1.9.md) | 2019-05-06 | +| [2.1.8](/releases/release-2.1.8.md) | 2019-04-12 | +| [2.1.7](/releases/release-2.1.7.md) | 2019-03-28 | +| [3.0.0-beta.1](/releases/release-3.0.0-beta.1.md) | 2019-03-26 | +| [2.1.6](/releases/release-2.1.6.md) | 2019-03-15 | +| [2.1.5](/releases/release-2.1.5.md) | 2019-02-28 | +| [2.1.4](/releases/release-2.1.4.md) | 2019-02-15 | +| [2.1.3](/releases/release-2.1.3.md) | 2019-01-28 | +| [3.0.0-beta](/releases/release-3.0-beta.md) | 2019-01-19 | +| [2.0.11](/releases/release-2.0.11.md) | 2019-01-03 | +| [2.1.2](/releases/release-2.1.2.md) | 2018-12-22 | +| [2.0.10](/releases/release-2.0.10.md) | 2018-12-18 | +| [2.1.1](/releases/release-2.1.1.md) | 2018-12-12 | +| [2.1.0](/releases/release-2.1-ga.md) | 2018-11-30 | +| [2.0.9](/releases/release-2.0.9.md) | 2018-11-19 | +| [2.1.0-rc.5](/releases/release-2.1-rc.5.md) | 2018-11-12 | +| [2.1.0-rc.4](/releases/release-2.1-rc.4.md) | 2018-10-23 | +| [2.0.8](/releases/release-2.0.8.md) | 2018-10-16 | +| [2.1.0-rc.3](/releases/release-2.1-rc.3.md) | 2018-09-29 | +| [2.1.0-rc.2](/releases/release-2.1-rc.2.md) | 2018-09-14 | +| [2.0.7](/releases/release-2.0.7.md) | 2018-09-07 | +| [2.1.0-rc.1](/releases/release-2.1-rc.1.md) | 2018-08-24 | +| [2.0.6](/releases/release-2.0.6.md) | 2018-08-06 | +| [2.0.5](/releases/release-2.0.5.md) | 2018-07-06 | +| [2.1.0-beta](/releases/release-2.1-beta.md) | 2018-06-29 | +| [2.0.4](/releases/release-2.0.4.md) | 2018-06-15 | +| [2.0.3](/releases/release-2.0.3.md) | 2018-06-01 | +| [2.0.2](/releases/release-2.0.2.md) | 2018-05-21 | +| [2.0.1](/releases/release-2.0.1.md) | 2018-05-16 | +| [2.0.0](/releases/release-2.0-ga.md) | 2018-04-27 | +| [2.0.0-rc.5](/releases/release-2.0-rc.5.md) | 2018-04-17 | +| [2.0.0-rc.4](/releases/release-2.0-rc.4.md) | 2018-03-30 | +| [2.0.0-rc.3](/releases/release-2.0-rc.3.md) | 2018-03-23 | +| [2.0.0-rc.1](/releases/release-2.0-rc.1.md) | 2018-03-09 | +| [1.1.0-beta](/releases/release-1.1-beta.md) | 2018-02-24 | +| [1.0.8](/releases/release-1.0.8.md) | 2018-02-11 | +| [1.0.7](/releases/release-1.0.7.md) | 2018-01-22 | +| [1.1.0-alpha](/releases/release-1.1-alpha.md) | 2018-01-19 | +| [1.0.6](/releases/release-1.0.6.md) | 2018-01-08 | +| [1.0.5](/releases/release-1.0.5.md) | 2017-12-26 | +| [1.0.4](/releases/release-1.0.4.md) | 2017-12-11 | +| [1.0.3](/releases/release-1.0.3.md) | 2017-11-28 | +| [1.0.2](/releases/release-1.0.2.md) | 2017-11-13 | +| [1.0.1](/releases/release-1.0.1.md) | 2017-11-01 | +| [1.0.0](/releases/release-1.0-ga.md) | 2017-10-16 | +| [Pre-GA](/releases/release-pre-ga.md) | 2017-08-30 | +| [rc4](/releases/release-rc.4.md) | 2017-08-04 | +| [rc3](/releases/release-rc.3.md) | 2017-06-16 | +| [rc2](/releases/release-rc.2.md) | 2017-03-01 | +| [rc1](/releases/release-rc.1.md) | 2016-12-23 | \ No newline at end of file diff --git a/markdown-pages/zh/tidb/release-8.0/releases/release-8.0.0.md b/markdown-pages/zh/tidb/release-8.0/releases/release-8.0.0.md index e62dd4f..a45c0d3 100644 --- a/markdown-pages/zh/tidb/release-8.0/releases/release-8.0.0.md +++ b/markdown-pages/zh/tidb/release-8.0/releases/release-8.0.0.md @@ -325,15 +325,15 @@ TiDB 版本：8.0.0 | [`tidb_disable_txn_auto_retry`](/system-variables.md#tidb_disable_txn_auto_retry) | 废弃 | 从 v8.0.0 开始，该系统变量被废弃，TiDB 不再支持乐观事务的自动重试。推荐使用[悲观事务模式](/pessimistic-transaction.md)。如果使用乐观事务模式发生冲突，请在应用里捕获错误并重试。 | | `tidb_ddl_version` | 更名 | 用于控制是否开启 TiDB DDL V2。为了使变量名称更直观，从 v8.0.0 起，该变量更名为 [`tidb_enable_fast_create_table`](/system-variables.md#tidb_enable_fast_create_table-从-v800-版本开始引入)。 | | [`tidb_enable_collect_execution_info`](/system-variables.md#tidb_enable_collect_execution_info) | 修改 | 增加控制是否维护[访问索引有关的统计信息](/information-schema/information-schema-tidb-index-usage.md)，默认值为 `ON`。 | -| [`tidb_redact_log`](/system-variables.md#tidb_redact_log) | 修改 | 控制在记录 TiDB 日志和慢日志时如何处理 SAL 文本中的用户信息，可选值为 `OFF`、`ON`，以分别支持明文日志信息、屏蔽日志信息。为了提供更丰富的处理日志中用户信息的方式，v8.0.0 中增加了 `MARKER` 选项，支持标记日志信息。 | +| [`tidb_redact_log`](/system-variables.md#tidb_redact_log) | 修改 | 控制在记录 TiDB 日志和慢日志时如何处理 SAL 文本中的用户信息，可选值为 `OFF`（对用户输入的信息不做任何处理）和 `ON`（屏蔽日志中的用户信息）。为了提供更丰富的处理日志中用户信息的方式，v8.0.0 中增加了 `MARKER` 选项，支持标记日志信息。 | | [`div_precision_increment`](/system-variables.md#div_precision_increment-从-v800-版本开始引入) | 新增 | 用于指定使用运算符 `/` 执行除法操作时，结果增加的小数位数。该功能与 MySQL 保持一致。 | | [`tidb_dml_type`](/system-variables.md#tidb_dml_type-从-v800-版本开始引入) | 新增 | 设置 DML 语句的执行方式，可选值为 `"standard"` 和 `"bulk"`。 | | [`tidb_enable_auto_analyze_priority_queue`](/system-variables.md#tidb_enable_auto_analyze_priority_queue-从-v800-版本开始引入) | 新增 | 控制是否启用优先队列来调度自动收集统计信息的任务。开启该变量后，TiDB 会优先收集那些最需要收集统计信息的表的统计信息。 | | [`tidb_enable_concurrent_hashagg_spill`](/system-variables.md#tidb_enable_concurrent_hashagg_spill-从-v800-版本开始引入) | 新增 | 控制 TiDB 是否支持并发 HashAgg 进行落盘。当该变量设置为 `ON` 时，并发 HashAgg 将支持落盘。该变量将在功能正式发布时废弃。 | | [`tidb_enable_fast_create_table`](/system-variables.md#tidb_enable_fast_create_table-从-v800-版本开始引入) | 新增 | 用于控制是否开启 [TiDB 加速建表](/accelerated-table-creation.md)。将该变量的值设置为 `ON` 可以开启该功能，设置为 `OFF` 关闭该功能。默认值为 `OFF`。开启后，将使用 [`CREATE TABLE`](/sql-statements/sql-statement-create-table.md) 加速建表。 | | [`tidb_load_binding_timeout`](/system-variables.md#tidb_load_binding_timeout-从-v800-版本开始引入) | 新增 | 控制加载绑定的超时时间。当加载绑定的执行时间超过该值时，会停止加载。 | -| [`tidb_low_resolution_tso_update_interval`](/system-variables.md#tidb_low_resolution_tso_update_interval-从-v800-版本开始引入) | 新增 | 设置更新 TiDB [缓存 timestamp](/system-variables.md#tidb_low_resolution_tso) 的更新时间间隔。 | -| [`tidb_opt_use_invisible_indexes`](/system-variables.md#tidb_opt_use_invisible_indexes-从-v800-版本开始引入) | 新增 | 控制会话中是否允许优化器选择[不可见索引](/sql-statements/sql-statement-create-index.md#不可见索引)。当修改变量为 `ON` 时，对该会话中的查询，优化器可以选择不可见索引进行查询优化。| +| [`tidb_low_resolution_tso_update_interval`](/system-variables.md#tidb_low_resolution_tso_update_interval-从-v800-版本开始引入) | 新增 | 设置 TiDB [缓存 timestamp](/system-variables.md#tidb_low_resolution_tso) 的更新时间间隔。 | +| [`tidb_opt_use_invisible_indexes`](/system-variables.md#tidb_opt_use_invisible_indexes-从-v800-版本开始引入) | 新增 | 控制当前会话中是否允许优化器选择[不可见索引](/sql-statements/sql-statement-create-index.md#不可见索引)。当修改变量为 `ON` 时，对该会话中的查询，优化器可以选择不可见索引进行查询优化。| | [`tidb_schema_cache_size`](/system-variables.md#tidb_schema_cache_size-从-v800-版本开始引入) | 新增 | 设置缓存 schema 信息可以使用的内存上限，避免占用过多的内存。开启该功能后，将使用 LRU 算法来缓存所需的表，有效减少 schema 信息占用的内存。 | ### 配置文件参数 @@ -351,10 +351,10 @@ TiDB 版本：8.0.0 | TiKV | [`security.encryption.master-key.vendor`](/encryption-at-rest.md#通过-kms-指定主密钥) | 修改 | 主密钥可选的服务商类型新增 `gcp`。 | | TiKV | [`rocksdb.defaultcf.titan.shared-blob-cache`](/tikv-configuration-file.md#shared-blob-cache从-v800-版本开始引入) | 新增 | 控制是否启用 Titan Blob 文件和 RocksDB Block 文件的共享缓存。默认值为 `true`。| | TiKV | [`security.encryption.master-key.gcp.credential-file-path`](/encryption-at-rest.md#通过-kms-指定主密钥) | 新增 | 在 `security.encryption.master-key.vendor` 为 `gcp` 时，用于指定 Google Cloud 认证凭证文件的路径。| -| TiDB Lightning | [`tikv-importer.duplicate-resolution`](/tidb-lightning/tidb-lightning-physical-import-mode-usage.md#旧版冲突检测从-v800-开始已被废弃) | 废弃 | 用于在物理导入模式下设置是否检测和解决唯一键冲突的记录。从 v8.0.0 开始使用参数 [`conflict.strategy`](/tidb-lightning/tidb-lightning-configuration.md#tidb-lightning-任务配置) 替代。 | +| TiDB Lightning | [`tikv-importer.duplicate-resolution`](/tidb-lightning/tidb-lightning-physical-import-mode-usage.md#旧版冲突检测从-v800-开始已被废弃) | 废弃 | 用于在物理导入模式下设置是否检测和解决唯一键冲突的记录。从 v8.0.0 开始被参数 [`conflict.strategy`](/tidb-lightning/tidb-lightning-configuration.md#tidb-lightning-任务配置) 替代。 | | TiDB Lightning | [`conflict.precheck-conflict-before-import`](/tidb-lightning/tidb-lightning-configuration.md#tidb-lightning-任务配置) | 新增 | 控制是否开启前置冲突检测，即导入数据到 TiDB 前，先检查所需导入的数据是否存在冲突。该参数默认值为 `false`，表示仅开启后置冲突检测。仅当导入模式为物理导入模式 (`tikv-importer.backend = "local"`) 时可以使用该参数。 | -| TiDB Lightning | [`logical-import-batch-rows`](/tidb-lightning/tidb-lightning-configuration.md#tidb-lightning-任务配置) | 新增 | 用于在逻辑导入模式下设置一个 batch 里提交的数据行数，默认值为 `65536`。 | -| TiDB Lightning | [`logical-import-batch-size`](/tidb-lightning/tidb-lightning-configuration.md#tidb-lightning-任务配置) | 新增 | 用于在逻辑导入模式下设置一个 batch 里提交的数据大小，取值为字符串类型，默认值为 `"96KiB"`，单位可以为 KB、KiB、MB、MiB 等存储单位。 | +| TiDB Lightning | [`logical-import-batch-rows`](/tidb-lightning/tidb-lightning-configuration.md#tidb-lightning-任务配置) | 新增 | 在逻辑导入模式下，用于限制每个事务中可插入的最大行数，默认值为 `65536`。 | +| TiDB Lightning | [`logical-import-batch-size`](/tidb-lightning/tidb-lightning-configuration.md#tidb-lightning-任务配置) | 新增 | 在逻辑导入模式下，用于设置下游 TiDB 服务器上执行的每条 SQL 语句的最大值。默认值为 `"96KiB"`，单位可以为 KB、KiB、MB、MiB 等存储单位。 | | Data Migration | [`secret-key-path`](/dm/dm-master-configuration-file.md) | 新增 | 用于指定加解密上下游密码的密钥文件所在的路径。该文件内容必须是长度为 64 个字符的十六进制的 AES-256 密钥。 | | TiCDC | [`tls-certificate-file`](/ticdc/ticdc-sink-to-pulsar.md) | 新增 | 用于指定 Pulsar 启用 TLS 加密传输时，客户端的加密证书文件路径。 | | TiCDC | [`tls-key-file-path`](/ticdc/ticdc-sink-to-pulsar.md) | 新增 | 用于指定 Pulsar 启用 TLS 加密传输时，客户端的加密私钥路径。 | @@ -368,6 +368,7 @@ TiDB 版本：8.0.0 * 从 v8.0.0 开始，[`tidb_disable_txn_auto_retry`](/system-variables.md#tidb_disable_txn_auto_retry) 变量被废弃。废弃后，TiDB 不再支持乐观事务的自动重试。作为替代，当使用乐观事务模式发生冲突时，请在应用里捕获错误并重试，或改用[悲观事务模式](/pessimistic-transaction.md)。 * 从 v8.0.0 开始，TiDB 不再支持 TLSv1.0 和 TLSv1.1 协议。请升级 TLS 至 TLSv1.2 或 TLSv1.3。 +* 从 v8.0.0 开始，TiDB Lightning 废弃了物理导入模式下的[旧版冲突检测](/tidb-lightning/tidb-lightning-physical-import-mode-usage.md#旧版冲突检测从-v800-开始已被废弃)策略，支持通过 [`conflict.strategy`](/tidb-lightning/tidb-lightning-configuration.md) 参数统一控制逻辑导入和物理导入模式的冲突检测策略。旧版冲突检测的参数 [`duplicate-resolution`](/tidb-lightning/tidb-lightning-configuration.md) 将在未来版本中被移除。 * 计划在后续版本重新设计[执行计划绑定的自动演进](/sql-plan-management.md#自动演进绑定-baseline-evolution)，相关的变量和行为会发生变化。 ## 改进提升 @@ -389,7 +390,6 @@ TiDB 版本：8.0.0 - 当设置 `force-init-stats` 为 `true` 时，即 TiDB 启动时等待统计信息初始化完成后再对外提供服务，这一设置不再影响 HTTP server 提供服务，用户仍可查看监控 [#50854](https://github.com/pingcap/tidb/issues/50854) @[hawkingrei](https://github.com/hawkingrei) - 支持 MemoryTracker 追踪 `IndexLookup` 算子的内存使用情况 [#45901](https://github.com/pingcap/tidb/issues/45901) @[solotzg](https://github.com/solotzg) - 支持 MemoryTracker 追踪 `MemTableReaderExec` 算子的内存使用情况 [#51456](https://github.com/pingcap/tidb/issues/51456) @[wshwsh12](https://github.com/wshwsh12) - - 支持 cancel 正在落盘的查询 [#50511](https://github.com/pingcap/tidb/issues/50511) @[wshwsh12](https://github.com/wshwsh12) - 支持从 PD 批量加载 Region，加快在对大表进行查询时，从 KV Range 到 Regions 的转换过程 [#51326](https://github.com/pingcap/tidb/issues/51326) @[SeaRise](https://github.com/SeaRise) + TiKV @@ -496,12 +496,28 @@ TiDB 版本：8.0.0 - 修复当列的默认值被删除时，获取该列的默认值会报错的问题 [#50043](https://github.com/pingcap/tidb/issues/50043) [#51324](https://github.com/pingcap/tidb/issues/51324) @[crazycs520](https://github.com/crazycs520) - 修复 TiFlash 延迟物化在处理关联列时结果可能出错的问题 [#49241](https://github.com/pingcap/tidb/issues/49241) [#51204](https://github.com/pingcap/tidb/issues/51204) @[Lloyd-Pottiger](https://github.com/Lloyd-Pottiger) - 修复 `LIKE()` 函数在处理 binary collation 的输入时可能结果错误的问题 [#50393](https://github.com/pingcap/tidb/issues/50393) @[yibin87](https://github.com/yibin87) - - 修复在并行 Apply 时可能会因为并发写入导致 TiDB crash 的问题 [#50347](https://github.com/pingcap/tidb/issues/50347) @[SeaRise](https://github.com/SeaRise) - 修复 `JSON_LENGTH()` 函数在第二个参数为 `NULL` 时结果错误的问题 [#50931](https://github.com/pingcap/tidb/issues/50931) @[SeaRise](https://github.com/SeaRise) - - 修复包含 `CTE` 的查询在内存超限后可能导致 goroutine 泄露的问题 [#50337](https://github.com/pingcap/tidb/issues/50337) @[guo-shaoge](https://github.com/guo-shaoge) - 修复 `CAST(AS DATETIME)` 在特定情况下可能会丢失时间精度的问题 [#49555](https://github.com/pingcap/tidb/issues/49555) @[SeaRise](https://github.com/SeaRise) - 修复并行 Apply 在表为聚簇索引时可能导致结果错误的问题 [#51372](https://github.com/pingcap/tidb/issues/51372) @[guo-shaoge](https://github.com/guo-shaoge) - 修复主键类型是 `VARCHAR` 时，执行 `ALTER TABLE ... COMPACT TIFLASH REPLICA` 可能会错误地提前结束的问题 [#51810](https://github.com/pingcap/tidb/issues/51810) @[breezewish](https://github.com/breezewish) + - 修复 `EXCHANGE PARTITION` 语句交换分区表时，对 `DEFAULT NULL` 属性产生的 `NULL` 值检查有错误的问题 [#47167](https://github.com/pingcap/tidb/issues/47167) @[jiyfhust](https://github.com/jiyfhust) + - 修复使用非 UTF8 字符集时，分区表定义可能导致错误行为的问题 [#49251](https://github.com/pingcap/tidb/issues/49251) @[YangKeao](https://github.com/YangKeao) + - 修复一些系统变量的默认值在 `INFORMATION_SCHEMA.VARIABLES_INFO` 表中显示错误的问题 [#49461](https://github.com/pingcap/tidb/issues/49461) @[jiyfhust](https://github.com/jiyfhust) + - 修复一些情况下使用了空字符串作为数据库名但没有报错的问题 [#45873](https://github.com/pingcap/tidb/issues/45873) @[yoshikipom](https://github.com/yoshikipom) + - 修复 `SPLIT TABLE ... INDEX` 语句可能会导致 TiDB panic 的问题 [#50177](https://github.com/pingcap/tidb/issues/50177) @[Defined2014](https://github.com/Defined2014) + - 修复查询 `KeyPartition` 类型的分区表可能会报错的问题 [#50206](https://github.com/pingcap/tidb/issues/50206) [#51313](https://github.com/pingcap/tidb/issues/51313) [#51196](https://github.com/pingcap/tidb/issues/51196) @[time-and-fate](https://github.com/time-and-fate) @[jiyfhust](https://github.com/jiyfhust) @[mjonss](https://github.com/mjonss) + - 修复查询 Hash 分区类型的分区表时，结果可能不正确的问题 [#50427](https://github.com/pingcap/tidb/issues/50427) @[Defined2014](https://github.com/Defined2014) + - 修复 opentracing 不能正常工作的问题 [#50508](https://github.com/pingcap/tidb/issues/50508) @[Defined2014](https://github.com/Defined2014) + - 修复 `ALTER INSTANCE RELOAD TLS` 报错时，错误信息不完整的问题 [#50699](https://github.com/pingcap/tidb/issues/50699) @[dveeden](https://github.com/dveeden) + - 修复 `AUTO_INCREMENT` 属性在分配自增 ID 时，由于不必要的事务冲突导致 ID 不连续的问题 [#50819](https://github.com/pingcap/tidb/issues/50819) @[tiancaiamao](https://github.com/tiancaiamao) + - 修复 TiDB 日志中某些报错的栈信息不完整的问题 [#50849](https://github.com/pingcap/tidb/issues/50849) @[tiancaiamao](https://github.com/tiancaiamao) + - 修复当 `LIMIT` 子句中的数字过大时，一些查询的内存使用过大的问题 [#51188](https://github.com/pingcap/tidb/issues/51188) @[Defined2014](https://github.com/Defined2014) + - 修复 TTL 功能在某些情况下因为没有正确切分数据范围而造成数据热点的问题 [#51527](https://github.com/pingcap/tidb/issues/51527) @[lcwangchao](https://github.com/lcwangchao) + - 修复当 `SET` 语句出现在显式事务的第一行时不生效的问题 [#51387](https://github.com/pingcap/tidb/issues/51387) @[YangKeao](https://github.com/YangKeao) + - 修复一些情况下查询 `BINARY` 类型的 JSON 可能会报错的问题 [#51547](https://github.com/pingcap/tidb/issues/51547) @[YangKeao](https://github.com/YangKeao) + - 修复 TTL 在计算过期时间时，不能正确处理夏令时跳变的问题 [#51675](https://github.com/pingcap/tidb/issues/51675) @[lcwangchao](https://github.com/lcwangchao) + - 修复某些情况下 `SHOW CREATE PLACEMENT POLICY` 语句不显示 `SURVIVAL_PREFERENCES` 属性的问题 [#51699](https://github.com/pingcap/tidb/issues/51699) @[lcwangchao](https://github.com/lcwangchao) + - 修复当配置文件中出现不合规的配置项时，配置文件不生效的问题 [#51399](https://github.com/pingcap/tidb/issues/51399) @[Defined2014](https://github.com/Defined2014) + TiKV