information_schema.referential_constraints.table_name

mysql

type: VARCHAR NOT NULL
5.7-8

mariadb

type: NULL
Note:
Table name from the TABLE_CONSTRAINTS table.
© 2022 MariaDB
5.1-10.8
type: VARCHAR NOT NULL
Note:
Table name from the TABLE_CONSTRAINTS table.
© 2022 MariaDB
10.2-10.7

tidb

postgres

cockroachdb

type: unknown
Note:
Name of the table containing the constraint.
© 2022 CockroachDB
2-21.2

mssql