triggers
Overview
Stores all table information.
Database
information_schema
Table Information
| Column Name | Type | Description |
|---|---|---|
| TABLE_CATALOG | varchar(512) | The Catalog to which the table belongs |
| TABLE_SCHEMA | varchar(64) | The Database to which the table belongs |
| TABLE_NAME | varchar(64) | The name of the table |
| TABLE_TYPE | varchar(64) | The type of the table, including: SYSTEM VIEW, VIEW, BASE TABLE |
| ENGINE | varchar(64) | The storage engine type of the table |
| VERSION | bigint | Invalid value |
| ROW_FORMAT | varchar(10) | Invalid value |
| TABLE_ROWS | bigint | Estimated number of rows in the table |
| AVG_ROW_LENGTH | bigint | Average row size of the table |
| DATA_LENGTH | bigint | Estimated size of the table |
| MAX_DATA_LENGTH | bigint | Invalid value |
| INDEX_LENGTH | bigint | Invalid value |
| DATA_FREE | bigint | Invalid value |
| AUTO_INCREMENT | bigint | Invalid value |
| CREATE_TIME | datetime | The time when the table was created |
| UPDATE_TIME | datetime | The time when the table data was last updated |
| CHECK_TIME | datetime | Invalid value |
| TABLE_COLLATION | varchar(32) | Fixed value: utf-8 |
| CHECKSUM | bigint | Invalid value |
| CREATE_OPTIONS | varchar(255) | Invalid value |
| TABLE_COMMENT | varchar(2048) | Comments on the table |
