Information Schema SCHEMATA Table

The Information Schema SCHEMATA table stores information about databases on the server, including default character sets and collations.

The Information Schema SCHEMATA table stores information about databases on the server.

It contains the following columns:

Column

Description

CATALOG_NAME

Always def.

SCHEMA_NAME

Database name.

DEFAULT_CHARACTER_SET_NAME

Default character set for the database.

DEFAULT_COLLATION_NAME

Default collation.

SQL_PATH

Always NULL.

SCHEMA_COMMENT

Database comment. From MariaDB 10.5.0.

Example

SELECT * FROM INFORMATION_SCHEMA.SCHEMATA\G
...
*************************** 2. row ***************************
              CATALOG_NAME: def
               SCHEMA_NAME: presentations
DEFAULT_CHARACTER_SET_NAME: latin1
    DEFAULT_COLLATION_NAME: latin1_swedish_ci
                  SQL_PATH: NULL
            SCHEMA_COMMENT: Presentations for conferences
...

SELECT * FROM INFORMATION_SCHEMA.SCHEMATA\G
*************************** 1. row ***************************
              CATALOG_NAME: def
               SCHEMA_NAME: information_schema
DEFAULT_CHARACTER_SET_NAME: utf8
    DEFAULT_COLLATION_NAME: utf8_general_ci
                  SQL_PATH: NULL
*************************** 2. row ***************************
              CATALOG_NAME: def
               SCHEMA_NAME: mysql
DEFAULT_CHARACTER_SET_NAME: latin1
    DEFAULT_COLLATION_NAME: latin1_swedish_ci
                  SQL_PATH: NULL
*************************** 3. row ***************************
              CATALOG_NAME: def
               SCHEMA_NAME: performance_schema
DEFAULT_CHARACTER_SET_NAME: utf8
    DEFAULT_COLLATION_NAME: utf8_general_ci
                  SQL_PATH: NULL
*************************** 4. row ***************************
              CATALOG_NAME: def
               SCHEMA_NAME: test
DEFAULT_CHARACTER_SET_NAME: latin1
    DEFAULT_COLLATION_NAME: latin1_swedish_ci
                  SQL_PATH: NULL
...