TiDB Features
This document lists the features supported in different TiDB versions, including Long-Term Support (LTS) versions and Development Milestone Release (DMR) versions after the latest LTS version.
You can try out TiDB features on TiDB Playground.
Data types, functions, and operators
Indexing and constraints
SQL statements
Advanced SQL features
Data definition language (DDL)
Transactions
Partitioning
Statistics
Security
Data import and export
Management, observability, and tools
- TiDB incorrectly treats latin1 as a subset of utf8. See TiDB #18955 for more details.↩
- Starting from v6.5.0, the expression indexes created on the functions listed by the
tidb_allow_function_for_expression_indexsystem variable have been tested and can be used in production environments, and more functions will be supported in the future releases. For functions not listed by this variable, the corresponding expression indexes are not recommended for use in production environments. See expression indexes for details.↩ - See Statement Reference for a full list of SQL statements supported.↩
- For TiDB v4.0, the
LOAD DATAtransaction does not guarantee atomicity.↩