information_schema.column_domain_usage.domain_name

mysql

mariadb

tidb

postgres

type: SQL_IDENTIFIER NULL
Note:
Name of the domain
© 1996-2022 The PostgreSQL Global Development Group
10-15
type: SQL_IDENTIFIER
Note:
Name of the domain
© 1996-2022 The PostgreSQL Global Development Group
7.4-9.6

cockroachdb

mssql

type: SYSNAME NULL
Note:
Alias data type.
© Microsoft 2022
azuresqldb-current-sql-server-ver15