SHOW TABLE STATUS

This statement shows various statistics about tables in TiDB. If the statistics appear out of date, it is recommended to run ANALYZE TABLE.

Synopsis

ShowTableStatusStmt:

ShowTableStatusStmt

FromOrIn:

FromOrIn

StatusTableName:

StatusTableName

Examples

mysql> CREATE TABLE t1 (id INT NOT NULL PRIMARY KEY AUTO_INCREMENT, c1 INT NOT NULL); Query OK, 0 rows affected (0.11 sec) mysql> INSERT INTO t1 (c1) VALUES (1),(2),(3),(4),(5); Query OK, 5 rows affected (0.02 sec) Records: 5 Duplicates: 0 Warnings: 0 mysql> SHOW TABLE STATUS LIKE 't1'\G *************************** 1. row *************************** Name: t1 Engine: InnoDB Version: 10 Row_format: Compact Rows: 0 Avg_row_length: 0 Data_length: 0 Max_data_length: 0 Index_length: 0 Data_free: 0 Auto_increment: 30001 Create_time: 2019-04-19 08:32:06 Update_time: NULL Check_time: NULL Collation: utf8mb4_bin Checksum: Create_options: Comment: 1 row in set (0.00 sec) mysql> analyze table t1; Query OK, 0 rows affected (0.12 sec) mysql> SHOW TABLE STATUS LIKE 't1'\G *************************** 1. row *************************** Name: t1 Engine: InnoDB Version: 10 Row_format: Compact Rows: 5 Avg_row_length: 16 Data_length: 80 Max_data_length: 0 Index_length: 0 Data_free: 0 Auto_increment: 30001 Create_time: 2019-04-19 08:32:06 Update_time: NULL Check_time: NULL Collation: utf8mb4_bin Checksum: Create_options: Comment: 1 row in set (0.00 sec)

MySQL compatibility

This statement is understood to be fully compatible with MySQL. Any compatibility differences should be reported via an issue on GitHub.

See also

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