28.3.39 The INFORMATION_SCHEMA TABLES_EXTENSIONS Table

The TABLES_EXTENSIONS table (available as of MySQL 8.0.21) provides information about table attributes defined for primary and secondary storage engines.

Note

The TABLES_EXTENSIONS table is reserved for future use.

The TABLES_EXTENSIONS table has these columns:

• TABLE_CATALOG

  The name of the catalog to which the table belongs. This value is always def.

• TABLE_SCHEMA

  The name of the schema (database) to which the table belongs.

• TABLE_NAME

  The name of the table.

• ENGINE_ATTRIBUTE

  Table attributes defined for the primary storage engine. Reserved for future use.

• SECONDARY_ENGINE_ATTRIBUTE

  Table attributes defined for the secondary storage engine. Reserved for future use.