`information_schema.collations.collation_name`

mysql

type: VARCHAR NOT NULL

5.7-8

type: NULL

Note:

Name of the collation.

5.1-10.8

type: VARCHAR NOT NULL

Note:

Name of the collation.

type: VARCHAR(32) NULL

Note:

The name of the collation.

4-6.1

type: SQL_IDENTIFIER NULL

Note:

Name of the default collation

10-15

type: SQL_IDENTIFIER

Note:

Name of the default collation

9.1-9.6

type: unknown

Note:

Name of the collation.