information_schema.schemata.default_character_set_schema

mysql

mariadb

tidb

postgres

type: SQL_IDENTIFIER NULL
Note:
Applies to a feature not available in PostgreSQL
© 1996-2022 The PostgreSQL Global Development Group
10-15
type: SQL_IDENTIFIER
Note:
Applies to a feature not available in PostgreSQL
© 1996-2022 The PostgreSQL Global Development Group
7.4-9.6

cockroachdb

mssql

type: VARCHAR(3) NULL
Note:
Always returns NULL.
© Microsoft 2022
aps-pdw-2016-sql-server-ver15