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information_schema.system_variables.read_only
mysql
mariadb
type:
NULL
Note:
Whether a variable can be set with the SQL statement. Note that many "read only" variables can still be set on the command line.
© 2022 MariaDB
10.1-10.8
type:
VARCHAR NOT NULL
Note:
Whether a variable can be set with the SQL statement. Note that many "read only" variables can still be set on the command line.
© 2022 MariaDB
10.2-10.7
tidb
postgres
cockroachdb
mssql