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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

Example

See Also

This page is licensed: CC BY-SA / Gnu FDL

SHOW DATABASES
  • Character Sets and Collations

  • Default character set for the database.

    DEFAULT_COLLATION_NAME

    Default collation.

    SQL_PATH

    Always NULL.

    SCHEMA_COMMENT

    Database comment. From .

    CREATE DATABASE
    ALTER DATABASE
    DROP DATABASE
    SHOW CREATE DATABASE
    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
    ...
    MariaDB 10.5.0