`information_schema.role_table_grants.*`

show items implemented by

any at least two only one database all databases

relation	column	mysql	mariadb	tidb	postgres	cockroachdb	mssql
`role_table_grants`
	`grantee`	`CHAR NOT NULL`: 8	unsupported	unsupported	`SQL_IDENTIFIER`: 7.4-8.1 8.2-9.6 `SQL_IDENTIFIER NULL`: 10-15	2-21.2	unsupported
	`grantee_host`	`CHAR NOT NULL`: 8	unsupported	unsupported	unsupported	unsupported	unsupported
	`grantor`	`VARCHAR NULL`: 8	unsupported	unsupported	`SQL_IDENTIFIER`: 7.4-8.1 8.2-9.6 `SQL_IDENTIFIER NULL`: 10-15	2-21.2	unsupported
	`grantor_host`	`VARCHAR NULL`: 8	unsupported	unsupported	unsupported	unsupported	unsupported
	`is_grantable`	`VARCHAR NOT NULL`: 8	unsupported	unsupported	`CHARACTER_DATA`: 7.4-9.6 `YES_OR_NO NULL`: 10-15	2-21.2	unsupported
	`privilege_type`	`SET NOT NULL`: 8	unsupported	unsupported	`CHARACTER_DATA`: 7.4-8.1 8.2-8.3 8.4-9.6 `CHARACTER_DATA NULL`: 10-15	2-21.2	unsupported
	`table_catalog`	`VARCHAR NOT NULL`: 8	unsupported	unsupported	`SQL_IDENTIFIER`: 7.4-9.6 `SQL_IDENTIFIER NULL`: 10-15	2-21.2	unsupported
	`table_name`	`CHAR NOT NULL`: 8	unsupported	unsupported	`SQL_IDENTIFIER`: 7.4-9.6 `SQL_IDENTIFIER NULL`: 10-15	2-21.2	unsupported
	`table_schema`	`CHAR NOT NULL`: 8	unsupported	unsupported	`SQL_IDENTIFIER`: 7.4-9.6 `SQL_IDENTIFIER NULL`: 10-15	2-21.2	unsupported
	`with_hierarchy`	unsupported	unsupported	unsupported	`CHARACTER_DATA`: 7.4-9.1 `YES_OR_NO`: 9.2-9.6 `YES_OR_NO NULL`: 10-15	2-21.2	unsupported