`information_schema.referential_constraints.referenced_table_name`

mysql

type: VARCHAR NOT NULL

5.7-8

type: NULL

Note:

Referenced key table name, together with UNIQUE_CONSTRAINT_SCHEMA and UNIQUE_CONSTRAINT_NAME identifies the referenced key.

5.1-10.8

type: VARCHAR NOT NULL

Note:

Referenced key table name, together with UNIQUE_CONSTRAINT_SCHEMA and UNIQUE_CONSTRAINT_NAME identifies the referenced key.

type: unknown

Note:

Name of the table containing the UNIQUE or PRIMARY KEY constraint that the foreign key constraint references.

2.1-21.2

Note:

Name of the table containing the unique or primary key constraint that the foreign key constraint references.