`information_schema.innodb_cached_indexes.*`

show items implemented by

any at least two only one database all databases

relation	column	mysql	mariadb	tidb	postgres	cockroachdb	mssql
`innodb_cached_indexes`
	`index_id`	`BIGINT NOT NULL`: 8	unsupported	unsupported	unsupported	unsupported	unsupported
	`n_cached_pages`	`BIGINT NOT NULL`: 8	unsupported	unsupported	unsupported	unsupported	unsupported
	`space_id`	`INT NOT NULL`: 8	unsupported	unsupported	unsupported	unsupported	unsupported