information_schema.character_sets.default_collate_schema

mysql

mariadb

tidb

postgres

type: SQL_IDENTIFIER NULL
Note:
Name of the schema containing the default collation
© 1996-2022 The PostgreSQL Global Development Group
10-15
type: SQL_IDENTIFIER
Note:
Name of the schema containing the default collation
© 1996-2022 The PostgreSQL Global Development Group
9.1-9.6

cockroachdb

type: unknown
Note:
Always NULL (unsupported by CockroachDB).
© 2022 CockroachDB
21.1-21.2

mssql