pingcap/tidb
pingcap/tidb
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TiDB - the open-source, cloud-native, distributed SQL database designed for modern applications.
release notes
Published 5/13/2022
PatchContains breaking changes_tidb_rowid column #31543Apply operator to show whether it is parallel #33887TopN pruning logic for Analyze Version 2 used for collecting statistics #34256date_format in TiDB handles '\n' in a MySQL-incompatible way #32232ENUM or SET column #32302MAX or MIN function on the ENUM or SET column returns a wrong result when the new collation is enabled in TiDB #31638tidb_super_read_only is not automatically enabled when tidb_restricted_read_only is enabled #31745greatest or least function with collation gets a wrong result #31789invalid transaction error when executing a query using index lookup join #30468left join #31321all privilege might fail in clusters that are upgraded from v4.0 #33588compress() expression with tidb_enable_vectorized_expression enabled will fail #33397reArrangeFallback function #30353TopN statistical information of a table during the initialization is not correctly sorted #34216INFORMATION_SCHEMA.ATTRIBUTES table by skipping the unidentifiable table attributes #33665@[@tidb](https://github.com/tidb)_enable_parallel_apply is set, the Apply operator is not paralleled when an order property exists #34237'0000-00-00 00:00:00' can be inserted into a datetime column when sql_mode is set to NO_ZERO_DATE #34099INFORMATION_SCHEMA.CLUSTER_SLOW_QUERY table is queried. This issue can be triggered when you check slow queries on the Grafana dashboard. #33893NOWAIT statement, a transaction being executed does not return immediately when encountering a lock #32754GBK charset and gbk_bin collation #31308enable-new-charset is on, creating a GBK charset table with collation fails with the "Unknown character set" error #31297release notes
Published 5/13/2022
PatchContains breaking changes_tidb_rowid column #31543Apply operator to show whether it is parallel #33887TopN pruning logic for Analyze Version 2 used for collecting statistics #34256date_format in TiDB handles '\n' in a MySQL-incompatible way #32232ENUM or SET column #32302MAX or MIN function on the ENUM or SET column returns a wrong result when the new collation is enabled in TiDB #31638tidb_super_read_only is not automatically enabled when tidb_restricted_read_only is enabled #31745greatest or least function with collation gets a wrong result #31789invalid transaction error when executing a query using index lookup join #30468left join #31321all privilege might fail in clusters that are upgraded from v4.0 #33588compress() expression with tidb_enable_vectorized_expression enabled will fail #33397reArrangeFallback function #30353TopN statistical information of a table during the initialization is not correctly sorted #34216INFORMATION_SCHEMA.ATTRIBUTES table by skipping the unidentifiable table attributes #33665@[@tidb](https://github.com/tidb)_enable_parallel_apply is set, the Apply operator is not paralleled when an order property exists #34237'0000-00-00 00:00:00' can be inserted into a datetime column when sql_mode is set to NO_ZERO_DATE #34099INFORMATION_SCHEMA.CLUSTER_SLOW_QUERY table is queried. This issue can be triggered when you check slow queries on the Grafana dashboard. #33893NOWAIT statement, a transaction being executed does not return immediately when encountering a lock #32754GBK charset and gbk_bin collation #31308enable-new-charset is on, creating a GBK charset table with collation fails with the "Unknown character set" error #31297